/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_spec4_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:01:55,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:01:55,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:01:55,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:01:55,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:01:55,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:01:55,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:01:55,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:01:55,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:01:55,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:01:55,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:01:55,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:01:55,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:01:55,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:01:55,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:01:55,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:01:55,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:01:55,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:01:55,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:01:55,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:01:55,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:01:55,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:01:55,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:01:55,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:01:55,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:01:55,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:01:55,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:01:55,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:01:55,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:01:55,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:01:55,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:01:55,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:01:55,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:01:55,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:01:55,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:01:55,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:01:55,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:01:55,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:01:55,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:01:55,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:01:55,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:01:55,959 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 17:01:55,987 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:01:55,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:01:55,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:01:55,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:01:55,990 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:01:55,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:01:55,990 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:01:55,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:01:55,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:01:55,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:01:55,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:01:55,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:01:55,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:01:55,992 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:01:55,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:01:55,992 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:01:55,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:01:55,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:01:55,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:01:55,993 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:01:55,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:01:55,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:01:55,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:01:55,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:01:55,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:01:55,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:01:55,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:01:55,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:01:55,995 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:01:55,995 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:01:56,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:01:56,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:01:56,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:01:56,474 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:01:56,475 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:01:56,477 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product53.cil.c [2020-10-28 17:01:56,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/785527985/fd9a2199f0d7407d9766818ebca1aecc/FLAG3fea7ebb3 [2020-10-28 17:01:57,320 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:01:57,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product53.cil.c [2020-10-28 17:01:57,345 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/785527985/fd9a2199f0d7407d9766818ebca1aecc/FLAG3fea7ebb3 [2020-10-28 17:01:57,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/785527985/fd9a2199f0d7407d9766818ebca1aecc [2020-10-28 17:01:57,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:01:57,584 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:01:57,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:01:57,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:01:57,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:01:57,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:01:57" (1/1) ... [2020-10-28 17:01:57,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28176dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:57, skipping insertion in model container [2020-10-28 17:01:57,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:01:57" (1/1) ... [2020-10-28 17:01:57,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:01:57,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:01:57,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:01:58,006 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:01:58,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:01:58,225 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:01:58,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:58 WrapperNode [2020-10-28 17:01:58,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:01:58,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:01:58,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:01:58,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:01:58,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:58" (1/1) ... [2020-10-28 17:01:58,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:58" (1/1) ... [2020-10-28 17:01:58,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:58" (1/1) ... [2020-10-28 17:01:58,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:58" (1/1) ... [2020-10-28 17:01:58,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:58" (1/1) ... [2020-10-28 17:01:58,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:58" (1/1) ... [2020-10-28 17:01:58,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:58" (1/1) ... [2020-10-28 17:01:58,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:01:58,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:01:58,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:01:58,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:01:58,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:58" (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 17:01:58,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:01:58,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:01:58,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:01:58,468 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:01:58,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:01:58,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:01:58,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:01:58,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:01:58,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:01:58,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:01:58,470 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:01:58,470 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:01:58,470 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:01:58,470 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:01:58,470 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-28 17:01:58,471 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:01:58,471 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:01:58,471 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:01:58,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:01:58,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:01:58,471 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:01:58,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 17:01:58,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 17:01:58,472 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:01:58,473 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:01:58,473 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:01:58,473 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:01:58,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:01:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:01:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:01:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:01:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:01:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:01:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:01:58,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 17:01:58,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 17:01:58,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-28 17:01:58,475 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:01:58,475 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:01:58,475 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:01:58,476 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:01:58,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:01:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:01:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:01:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:01:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:01:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:01:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:01:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:01:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:01:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:01:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:01:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:01:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:01:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:01:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:01:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:01:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:01:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:01:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:01:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:01:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:01:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:01:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:01:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:01:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:01:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:01:58,481 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:01:58,481 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:01:58,481 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:01:58,481 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:01:58,481 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 17:01:58,481 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 17:01:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:01:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:01:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:01:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:01:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-28 17:01:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:01:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:01:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 17:01:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:01:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 17:01:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-28 17:01:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:01:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:01:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:01:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:01:58,484 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:01:58,485 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:01:58,485 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:01:58,485 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:01:58,485 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:01:58,485 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:01:58,486 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:01:58,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:01:58,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:01:58,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:01:59,844 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:01:59,845 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:01:59,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:01:59 BoogieIcfgContainer [2020-10-28 17:01:59,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:01:59,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:01:59,849 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:01:59,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:01:59,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:01:57" (1/3) ... [2020-10-28 17:01:59,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275ec73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:01:59, skipping insertion in model container [2020-10-28 17:01:59,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:58" (2/3) ... [2020-10-28 17:01:59,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275ec73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:01:59, skipping insertion in model container [2020-10-28 17:01:59,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:01:59" (3/3) ... [2020-10-28 17:01:59,857 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product53.cil.c [2020-10-28 17:01:59,869 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:01:59,876 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:01:59,891 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:01:59,921 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:01:59,921 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:01:59,921 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:01:59,921 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:01:59,921 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:01:59,921 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:01:59,922 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:01:59,922 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:01:59,946 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2020-10-28 17:01:59,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 17:01:59,957 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:01:59,958 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:01:59,959 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 17:01:59,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:01:59,966 INFO L82 PathProgramCache]: Analyzing trace with hash 1043703567, now seen corresponding path program 1 times [2020-10-28 17:01:59,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:01:59,977 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [340988009] [2020-10-28 17:01:59,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:00,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:00,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:00,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:02,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:02,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:05,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:05,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 17:02:05,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:02:05,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-28 17:02:05,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:05,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:05,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 17:02:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:05,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-28 17:02:05,750 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:05,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:05,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:05,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:05,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:05,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:05,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-28 17:02:05,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:05,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:05,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:05,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:05,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:05,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:05,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:05,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:05,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:05,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:05,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:05,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:05,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:05,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:05,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:05,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:05,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:05,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:05,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:05,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:05,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:05,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:05,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:05,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:05,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:05,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:05,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:05,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:05,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:05,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:05,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:05,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:05,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:05,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:05,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:05,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:05,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:05,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:05,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:05,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:05,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:05,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:05,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:05,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:05,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:05,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:05,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:05,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:05,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:05,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:05,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:05,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:05,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:05,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:05,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:02:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:05,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:05,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:05,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:05,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:05,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:05,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:05,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:05,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:05,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:05,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:05,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:05,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:02:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:05,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:05,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:05,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:05,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:05,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:05,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:05,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:05,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:05,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:05,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:05,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:05,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:05,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [340988009] [2020-10-28 17:02:05,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:05,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 17:02:05,931 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958642437] [2020-10-28 17:02:05,937 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 17:02:05,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:05,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 17:02:05,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 17:02:05,955 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 3 states. [2020-10-28 17:02:07,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:07,450 INFO L93 Difference]: Finished difference Result 340 states and 441 transitions. [2020-10-28 17:02:07,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 17:02:07,452 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 17:02:07,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:07,468 INFO L225 Difference]: With dead ends: 340 [2020-10-28 17:02:07,468 INFO L226 Difference]: Without dead ends: 181 [2020-10-28 17:02:07,474 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 17:02:07,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2020-10-28 17:02:07,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 147. [2020-10-28 17:02:07,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-10-28 17:02:07,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 173 transitions. [2020-10-28 17:02:07,616 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 173 transitions. Word has length 47 [2020-10-28 17:02:07,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:07,617 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 173 transitions. [2020-10-28 17:02:07,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 17:02:07,617 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 173 transitions. [2020-10-28 17:02:07,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 17:02:07,621 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:07,621 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:07,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:02:07,622 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 17:02:07,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:07,623 INFO L82 PathProgramCache]: Analyzing trace with hash 1403125198, now seen corresponding path program 1 times [2020-10-28 17:02:07,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:07,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [490602524] [2020-10-28 17:02:07,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:07,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:09,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:09,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:12,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:12,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:02:12,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:02:12,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 17:02:12,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:12,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:12,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:12,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:12,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:02:12,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:13,091 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:13,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:13,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:13,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:13,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:13,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:13,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:13,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-28 17:02:13,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:13,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:13,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:13,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:13,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:02:13,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:13,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:13,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:13,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:13,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:13,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:13,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:13,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:13,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:13,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:13,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:13,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:13,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:02:13,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:13,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:13,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:13,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:13,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:13,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:13,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:13,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:13,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:13,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:13,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:13,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:13,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:02:13,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:13,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:13,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:13,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:13,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:13,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:13,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:13,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:13,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:13,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:13,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:13,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:13,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:13,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:13,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:13,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:13,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:13,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:13,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:13,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:13,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:13,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:13,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:13,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:13,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:02:13,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:13,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:02:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:13,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:13,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:13,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:13,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:13,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:13,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:13,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:13,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:13,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:13,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:13,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:13,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 17:02:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:13,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:13,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:13,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:13,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:13,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:13,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:13,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:13,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:13,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:13,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:13,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:13,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:13,310 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [490602524] [2020-10-28 17:02:13,310 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:13,310 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:02:13,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761226716] [2020-10-28 17:02:13,312 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:02:13,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:13,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:02:13,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:02:13,314 INFO L87 Difference]: Start difference. First operand 147 states and 173 transitions. Second operand 4 states. [2020-10-28 17:02:13,785 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:02:15,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:15,292 INFO L93 Difference]: Finished difference Result 304 states and 381 transitions. [2020-10-28 17:02:15,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 17:02:15,295 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-28 17:02:15,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:15,302 INFO L225 Difference]: With dead ends: 304 [2020-10-28 17:02:15,302 INFO L226 Difference]: Without dead ends: 181 [2020-10-28 17:02:15,309 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:02:15,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2020-10-28 17:02:15,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 147. [2020-10-28 17:02:15,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-10-28 17:02:15,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 172 transitions. [2020-10-28 17:02:15,443 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 172 transitions. Word has length 48 [2020-10-28 17:02:15,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:15,444 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 172 transitions. [2020-10-28 17:02:15,444 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:02:15,444 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 172 transitions. [2020-10-28 17:02:15,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-28 17:02:15,459 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:15,459 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:15,460 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:02:15,460 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 17:02:15,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:15,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1438134866, now seen corresponding path program 1 times [2020-10-28 17:02:15,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:15,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [342828716] [2020-10-28 17:02:15,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:15,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:15,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:15,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:15,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:19,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:20,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:20,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-28 17:02:20,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:02:20,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 17:02:20,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:20,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:20,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:02:20,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-28 17:02:20,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:02:20,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:20,894 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:20,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:20,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:20,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:20,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:20,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:20,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-28 17:02:20,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:20,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:20,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:20,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:20,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:20,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:21,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:21,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:21,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:21,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:21,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:21,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:21,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:02:21,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:21,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:21,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:21,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:21,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:21,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:21,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:21,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:21,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:21,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:21,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:21,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:21,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:21,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:21,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:21,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:21,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:21,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:21,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:21,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:21,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:21,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:21,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:21,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:21,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:21,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:21,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:21,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:21,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:21,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:21,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:21,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:21,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:21,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:21,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:21,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:21,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:21,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:21,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:21,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:21,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:21,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:21,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:02:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:21,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:21,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:21,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:21,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 17:02:21,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:02:21,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 17:02:21,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:21,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:21,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:02:21,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 17:02:21,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:02:21,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:21,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:21,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:21,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:21,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:21,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 17:02:21,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:02:21,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 17:02:21,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:21,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:21,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:02:21,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:02:21,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:02:21,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:21,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:21,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:21,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:21,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:02:21,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:21,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:02:21,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:21,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:21,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:21,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:02:21,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:02:21,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:21,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:21,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:21,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:21,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:21,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:21,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:21,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:21,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:21,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:21,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:21,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:02:21,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:21,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:02:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:21,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:21,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:21,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:21,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:21,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:02:21,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:21,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:21,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:21,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:21,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:21,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:21,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 17:02:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:21,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:21,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:21,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:21,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:21,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:21,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:21,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:21,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:21,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:21,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:21,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:21,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:21,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [342828716] [2020-10-28 17:02:21,207 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:21,207 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 17:02:21,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706630330] [2020-10-28 17:02:21,208 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 17:02:21,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:21,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 17:02:21,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-28 17:02:21,211 INFO L87 Difference]: Start difference. First operand 147 states and 172 transitions. Second operand 6 states. [2020-10-28 17:02:21,776 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:23,298 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:25,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:25,177 INFO L93 Difference]: Finished difference Result 437 states and 571 transitions. [2020-10-28 17:02:25,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 17:02:25,178 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-10-28 17:02:25,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:25,184 INFO L225 Difference]: With dead ends: 437 [2020-10-28 17:02:25,184 INFO L226 Difference]: Without dead ends: 314 [2020-10-28 17:02:25,187 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-28 17:02:25,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-10-28 17:02:25,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 247. [2020-10-28 17:02:25,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2020-10-28 17:02:25,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 292 transitions. [2020-10-28 17:02:25,271 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 292 transitions. Word has length 70 [2020-10-28 17:02:25,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:25,272 INFO L481 AbstractCegarLoop]: Abstraction has 247 states and 292 transitions. [2020-10-28 17:02:25,272 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 17:02:25,272 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 292 transitions. [2020-10-28 17:02:25,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-28 17:02:25,273 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:25,274 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:25,274 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:02:25,274 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 17:02:25,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:25,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1800925864, now seen corresponding path program 1 times [2020-10-28 17:02:25,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:25,275 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [264575800] [2020-10-28 17:02:25,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:25,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:25,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:26,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:26,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:26,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:27,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-28 17:02:30,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:02:30,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 17:02:30,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:30,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 17:02:30,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:02:30,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,689 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:30,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:30,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 17:02:30,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:30,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:30,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:30,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:30,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:30,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:30,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:30,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:30,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:30,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:30,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:30,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:30,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:30,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:30,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:30,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-28 17:02:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 17:02:30,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:02:30,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-28 17:02:30,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 17:02:30,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:02:30,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:30,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 17:02:30,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:02:30,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:30,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:30,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:02:30,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:30,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:30,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:30,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:30,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:30,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:02:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:30,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:30,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:30,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 17:02:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:30,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:30,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:30,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 17:02:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:30,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:30,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:30,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:30,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:30,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:30,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:30,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:30,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:30,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:30,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:30,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:30,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:30,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [264575800] [2020-10-28 17:02:30,855 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:30,855 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:02:30,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714575421] [2020-10-28 17:02:30,855 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:02:30,856 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:30,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:02:30,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:02:30,857 INFO L87 Difference]: Start difference. First operand 247 states and 292 transitions. Second operand 5 states. [2020-10-28 17:02:31,526 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:32,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:32,991 INFO L93 Difference]: Finished difference Result 444 states and 523 transitions. [2020-10-28 17:02:32,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:02:32,992 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 80 [2020-10-28 17:02:32,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:33,000 INFO L225 Difference]: With dead ends: 444 [2020-10-28 17:02:33,000 INFO L226 Difference]: Without dead ends: 257 [2020-10-28 17:02:33,004 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 26 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 17:02:33,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-10-28 17:02:33,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 222. [2020-10-28 17:02:33,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-10-28 17:02:33,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 251 transitions. [2020-10-28 17:02:33,081 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 251 transitions. Word has length 80 [2020-10-28 17:02:33,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:33,082 INFO L481 AbstractCegarLoop]: Abstraction has 222 states and 251 transitions. [2020-10-28 17:02:33,082 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:02:33,082 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 251 transitions. [2020-10-28 17:02:33,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-28 17:02:33,084 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:33,084 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:02:33,084 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:02:33,084 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 17:02:33,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:33,085 INFO L82 PathProgramCache]: Analyzing trace with hash 204476968, now seen corresponding path program 1 times [2020-10-28 17:02:33,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:33,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1377566811] [2020-10-28 17:02:33,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:33,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:33,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:33,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:33,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:33,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:34,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:37,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-28 17:02:38,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:02:38,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 17:02:38,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:02:38,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-28 17:02:38,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-28 17:02:38,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,642 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:38,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:38,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 17:02:38,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:38,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:38,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:38,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:38,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:38,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:38,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:38,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:38,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:38,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:38,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:38,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:38,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:38,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:38,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:38,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:38,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:38,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:38,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:38,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:02:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 17:02:38,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:02:38,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-28 17:02:38,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:38,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:02:38,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 17:02:38,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:02:38,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 17:02:38,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:38,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:02:38,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 17:02:38,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:02:38,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:38,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:02:38,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:02:38,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:02:38,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:38,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:02:38,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:38,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:38,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:38,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:38,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:02:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:38,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:38,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:38,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:02:38,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 17:02:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:38,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:38,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:38,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:38,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 17:02:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:38,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:02:38,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:38,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:38,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:38,995 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1377566811] [2020-10-28 17:02:38,996 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:38,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:02:38,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207401654] [2020-10-28 17:02:38,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:02:38,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:38,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:02:39,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:02:39,000 INFO L87 Difference]: Start difference. First operand 222 states and 251 transitions. Second operand 8 states. [2020-10-28 17:02:39,641 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:41,141 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:02:41,540 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:02:41,974 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:02:42,402 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:02:42,790 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:02:43,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:43,929 INFO L93 Difference]: Finished difference Result 267 states and 318 transitions. [2020-10-28 17:02:43,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 17:02:43,930 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 84 [2020-10-28 17:02:43,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:43,933 INFO L225 Difference]: With dead ends: 267 [2020-10-28 17:02:43,934 INFO L226 Difference]: Without dead ends: 263 [2020-10-28 17:02:43,934 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:02:43,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2020-10-28 17:02:44,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 222. [2020-10-28 17:02:44,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-10-28 17:02:44,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 250 transitions. [2020-10-28 17:02:44,002 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 250 transitions. Word has length 84 [2020-10-28 17:02:44,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:44,002 INFO L481 AbstractCegarLoop]: Abstraction has 222 states and 250 transitions. [2020-10-28 17:02:44,003 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:02:44,003 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 250 transitions. [2020-10-28 17:02:44,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-28 17:02:44,004 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:44,004 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:44,004 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:02:44,005 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 17:02:44,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:44,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1405662411, now seen corresponding path program 1 times [2020-10-28 17:02:44,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:44,006 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1556979265] [2020-10-28 17:02:44,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-28 17:02:47,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:02:47,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3301 [2020-10-28 17:02:47,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:47,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-28 17:02:47,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:02:47,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,716 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:47,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:47,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:02:47,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:47,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:47,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:47,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:47,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:47,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:47,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:47,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:47,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:47,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:47,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:47,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:47,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:47,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:47,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:47,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:47,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:47,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:47,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:47,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:47,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:47,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:47,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:47,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:02:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:02:47,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:02:47,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:47,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 17:02:47,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:02:47,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:47,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:02:47,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:02:47,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:47,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 17:02:47,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:02:47,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:02:47,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 17:02:47,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:47,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 17:02:47,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:02:47,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:02:47,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:02:47,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:47,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:47,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:02:47,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:47,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:47,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:47,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:02:47,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:47,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:47,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:47,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:47,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:47,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 17:02:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:47,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:47,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:47,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:47,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:47,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-28 17:02:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:47,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:47,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:47,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:47,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:47,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:47,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:47,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:47,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:47,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:47,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:47,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:47,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:47,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1556979265] [2020-10-28 17:02:47,966 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:47,966 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:02:47,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938281117] [2020-10-28 17:02:47,967 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:02:47,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:47,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:02:47,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:02:47,968 INFO L87 Difference]: Start difference. First operand 222 states and 250 transitions. Second operand 8 states. [2020-10-28 17:02:49,151 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:49,568 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:02:49,978 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:50,393 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:51,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:51,690 INFO L93 Difference]: Finished difference Result 460 states and 545 transitions. [2020-10-28 17:02:51,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 17:02:51,692 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 85 [2020-10-28 17:02:51,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:51,697 INFO L225 Difference]: With dead ends: 460 [2020-10-28 17:02:51,697 INFO L226 Difference]: Without dead ends: 262 [2020-10-28 17:02:51,699 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:02:51,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2020-10-28 17:02:51,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 227. [2020-10-28 17:02:51,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-28 17:02:51,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 255 transitions. [2020-10-28 17:02:51,776 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 255 transitions. Word has length 85 [2020-10-28 17:02:51,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:51,777 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 255 transitions. [2020-10-28 17:02:51,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:02:51,777 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 255 transitions. [2020-10-28 17:02:51,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-28 17:02:51,779 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:51,780 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:51,780 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:02:51,780 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 17:02:51,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:51,781 INFO L82 PathProgramCache]: Analyzing trace with hash -1478048969, now seen corresponding path program 1 times [2020-10-28 17:02:51,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:51,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [13311408] [2020-10-28 17:02:51,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:51,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:51,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:53,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:53,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-28 17:02:53,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:02:53,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2072 [2020-10-28 17:02:53,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:53,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:53,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:53,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-28 17:02:53,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:53,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:54,281 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:54,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:54,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 17:02:54,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:54,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:54,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:54,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:54,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:54,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:54,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:54,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:54,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:54,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:54,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:54,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:54,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:54,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:54,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:54,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:54,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:54,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:54,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:54,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:54,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:54,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:54,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:54,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:54,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:54,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:54,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:54,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:02:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:02:54,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 17:02:54,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:54,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 17:02:54,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:54,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:54,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:02:54,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:02:54,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:54,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:02:54,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:54,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:54,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:02:54,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:02:54,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:54,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:02:54,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:54,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:54,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:02:54,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:02:54,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:54,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 17:02:54,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:54,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:54,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:54,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:02:54,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:02:54,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:54,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:54,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:54,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:02:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:54,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:54,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:54,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:54,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:54,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:54,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 17:02:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:54,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:54,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:54,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:54,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:54,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:54,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-28 17:02:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:54,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:54,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:54,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:54,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:54,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:54,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:54,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:54,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:54,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:54,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:54,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:54,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:54,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [13311408] [2020-10-28 17:02:54,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:54,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:02:54,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128331461] [2020-10-28 17:02:54,625 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:02:54,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:54,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:02:54,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:02:54,626 INFO L87 Difference]: Start difference. First operand 227 states and 255 transitions. Second operand 7 states. [2020-10-28 17:02:55,751 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:56,161 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:02:56,568 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:02:57,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:57,891 INFO L93 Difference]: Finished difference Result 469 states and 562 transitions. [2020-10-28 17:02:57,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:02:57,892 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 85 [2020-10-28 17:02:57,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:57,895 INFO L225 Difference]: With dead ends: 469 [2020-10-28 17:02:57,895 INFO L226 Difference]: Without dead ends: 266 [2020-10-28 17:02:57,896 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:02:57,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2020-10-28 17:02:57,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 231. [2020-10-28 17:02:57,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-10-28 17:02:57,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 259 transitions. [2020-10-28 17:02:57,958 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 259 transitions. Word has length 85 [2020-10-28 17:02:57,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:57,958 INFO L481 AbstractCegarLoop]: Abstraction has 231 states and 259 transitions. [2020-10-28 17:02:57,958 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:02:57,958 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 259 transitions. [2020-10-28 17:02:57,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-28 17:02:57,960 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:57,960 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:57,960 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:02:57,961 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 17:02:57,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:57,961 INFO L82 PathProgramCache]: Analyzing trace with hash -1148283208, now seen corresponding path program 1 times [2020-10-28 17:02:57,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:57,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1665697372] [2020-10-28 17:02:57,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:58,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:58,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:59,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-28 17:03:00,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:03:00,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2254 [2020-10-28 17:03:00,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:00,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-28 17:03:00,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 17:03:00,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,666 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:03:00,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:03:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:00,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 17:03:00,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:00,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:00,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:00,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:00,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:00,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:00,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:00,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:00,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:03:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:00,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:00,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:00,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:00,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:00,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:03:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:00,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:00,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:00,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:00,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:00,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:03:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:00,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:00,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:00,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:00,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:00,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:03:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:03:00,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:03:00,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:00,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:00,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 17:03:00,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:03:00,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:03:00,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:00,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:00,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 17:03:00,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:03:00,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 17:03:00,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:00,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:00,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:03:00,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:03:00,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:00,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:00,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:00,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:03:00,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:03:00,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:00,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:00,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:00,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:03:00,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:03:00,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:00,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:00,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:00,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:00,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:03:00,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 17:03:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:00,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:00,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:03:00,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:00,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:03:00,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-28 17:03:00,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:00,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:00,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:00,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:00,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:00,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:00,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:00,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:00,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:00,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:00,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:00,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:00,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:03:00,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1665697372] [2020-10-28 17:03:00,962 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:03:00,962 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:03:00,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783040544] [2020-10-28 17:03:00,963 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:03:00,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:03:00,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:03:00,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:03:00,967 INFO L87 Difference]: Start difference. First operand 231 states and 259 transitions. Second operand 9 states. [2020-10-28 17:03:02,286 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:02,915 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:03:04,672 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:03:05,077 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:03:05,503 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:03:05,912 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:03:06,284 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:03:06,650 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:03:07,000 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:03:07,476 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:03:09,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:03:09,791 INFO L93 Difference]: Finished difference Result 741 states and 968 transitions. [2020-10-28 17:03:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-28 17:03:09,791 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2020-10-28 17:03:09,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:03:09,796 INFO L225 Difference]: With dead ends: 741 [2020-10-28 17:03:09,796 INFO L226 Difference]: Without dead ends: 534 [2020-10-28 17:03:09,797 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 29 SyntacticMatches, 4 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2020-10-28 17:03:09,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2020-10-28 17:03:09,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 466. [2020-10-28 17:03:09,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 466 states. [2020-10-28 17:03:09,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 561 transitions. [2020-10-28 17:03:09,921 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 561 transitions. Word has length 85 [2020-10-28 17:03:09,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:03:09,921 INFO L481 AbstractCegarLoop]: Abstraction has 466 states and 561 transitions. [2020-10-28 17:03:09,921 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:03:09,921 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 561 transitions. [2020-10-28 17:03:09,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-28 17:03:09,927 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:03:09,928 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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, 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, 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] [2020-10-28 17:03:09,928 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:03:09,928 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 17:03:09,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:03:09,929 INFO L82 PathProgramCache]: Analyzing trace with hash 1307636632, now seen corresponding path program 1 times [2020-10-28 17:03:09,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:03:09,929 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [885597947] [2020-10-28 17:03:09,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:03:09,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:09,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:11,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:11,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:11,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:11,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:14,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:14,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 325 [2020-10-28 17:03:14,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:03:14,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 17:03:14,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:14,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:14,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:14,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 276 [2020-10-28 17:03:14,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:03:14,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,370 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:03:15,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:03:15,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 17:03:15,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:15,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:15,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:03:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:15,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:15,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:03:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:15,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:03:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:15,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:15,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 17:03:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:15,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 17:03:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 17:03:15,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:03:15,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:03:15,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:15,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:15,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:03:15,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:15,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:15,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:03:15,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:15,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:03:15,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:15,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:15,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:03:15,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:15,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:03:15,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:15,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:03:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:15,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:15,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:15,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 17:03:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 17:03:15,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:03:15,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-28 17:03:15,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:15,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:03:15,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:03:15,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 17:03:15,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:03:15,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:15,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:15,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:03:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:03:15,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:03:15,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 17:03:15,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:03:15,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:15,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:15,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:03:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:03:15,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:15,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:15,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:03:15,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:03:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:15,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:15,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:15,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:15,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-28 17:03:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:15,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-28 17:03:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:15,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-28 17:03:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:03:15,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 17:03:15,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:15,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-28 17:03:15,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:03:15,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:15,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:03:15,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:15,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:15,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:03:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:03:15,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:03:15,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:15,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 17:03:15,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:03:15,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:03:15,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:03:15,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:03:15,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:03:15,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:15,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:03:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:03:15,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:15,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:03:15,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:15,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:15,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:15,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2020-10-28 17:03:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:15,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:15,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:15,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-10-28 17:03:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:15,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:15,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:15,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:15,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:15,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:15,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:15,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:15,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:15,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:15,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:15,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:16,024 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 24 proven. 2 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-10-28 17:03:16,025 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [885597947] [2020-10-28 17:03:16,025 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:03:16,025 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 17:03:16,025 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330876722] [2020-10-28 17:03:16,026 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 17:03:16,026 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:03:16,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 17:03:16,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:03:16,027 INFO L87 Difference]: Start difference. First operand 466 states and 561 transitions. Second operand 10 states. [2020-10-28 17:03:18,159 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:18,540 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:03:18,938 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:19,356 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:19,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:03:19,965 INFO L93 Difference]: Finished difference Result 1026 states and 1305 transitions. [2020-10-28 17:03:19,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 17:03:19,965 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 231 [2020-10-28 17:03:19,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:03:19,970 INFO L225 Difference]: With dead ends: 1026 [2020-10-28 17:03:19,971 INFO L226 Difference]: Without dead ends: 584 [2020-10-28 17:03:19,973 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:03:19,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2020-10-28 17:03:20,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 482. [2020-10-28 17:03:20,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2020-10-28 17:03:20,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 578 transitions. [2020-10-28 17:03:20,108 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 578 transitions. Word has length 231 [2020-10-28 17:03:20,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:03:20,110 INFO L481 AbstractCegarLoop]: Abstraction has 482 states and 578 transitions. [2020-10-28 17:03:20,110 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 17:03:20,110 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 578 transitions. [2020-10-28 17:03:20,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-10-28 17:03:20,116 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:03:20,117 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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, 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, 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] [2020-10-28 17:03:20,118 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:03:20,118 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 17:03:20,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:03:20,118 INFO L82 PathProgramCache]: Analyzing trace with hash -1060960398, now seen corresponding path program 1 times [2020-10-28 17:03:20,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:03:20,119 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1505789912] [2020-10-28 17:03:20,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:03:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:20,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:20,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:20,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:21,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 319 [2020-10-28 17:03:25,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:03:25,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 17:03:25,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:03:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-28 17:03:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-10-28 17:03:25,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,528 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:03:25,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:03:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:25,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 17:03:25,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:25,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:25,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:25,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:25,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:25,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:25,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:03:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:25,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:25,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:25,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:25,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:03:25,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:25,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:25,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:25,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:25,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:03:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:25,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:25,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:25,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:25,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:03:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 17:03:25,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:03:25,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:25,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 17:03:25,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:03:25,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:03:25,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:25,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 17:03:25,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:25,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:03:25,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:03:25,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:25,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 17:03:25,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:03:25,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:03:25,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:25,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:03:25,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:03:25,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:25,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:25,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:03:25,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:03:25,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:25,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:25,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:03:25,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:03:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:25,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:25,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:25,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:03:25,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:03:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:25,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:25,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:25,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:03:25,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:25,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:25,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:25,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:25,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:25,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:25,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:25,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:25,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:25,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:25,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:25,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-28 17:03:25,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:25,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:25,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 17:03:26,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:03:26,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 288 [2020-10-28 17:03:26,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:03:26,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:03:26,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-28 17:03:26,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:26,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:26,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:26,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:03:26,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:03:26,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:03:26,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 17:03:26,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:03:26,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 17:03:26,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:26,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:03:26,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:26,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:26,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:26,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:03:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:03:26,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:03:26,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:26,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:03:26,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:03:26,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:03:26,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:26,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 17:03:26,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:26,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:26,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:03:26,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:03:26,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:03:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:03:26,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:26,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:26,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:03:26,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:26,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:26,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:26,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:03:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:26,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:26,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:26,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:03:26,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:26,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:26,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:26,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-28 17:03:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:26,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:26,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:26,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-28 17:03:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:26,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:26,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:26,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-28 17:03:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:03:26,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:03:26,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 17:03:26,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:03:26,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:26,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:26,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:26,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:03:26,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:03:26,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:26,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:26,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:03:26,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:26,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:26,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:26,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:03:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:03:26,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:26,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:26,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:26,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:26,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-28 17:03:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:26,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:26,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:26,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-10-28 17:03:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:26,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:26,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:26,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:26,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:26,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:26,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:26,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:26,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:26,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:26,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:26,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:26,536 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 46 proven. 31 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-10-28 17:03:26,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1505789912] [2020-10-28 17:03:26,537 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:03:26,537 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 17:03:26,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491083025] [2020-10-28 17:03:26,538 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 17:03:26,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:03:26,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 17:03:26,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:03:26,539 INFO L87 Difference]: Start difference. First operand 482 states and 578 transitions. Second operand 14 states. [2020-10-28 17:03:27,607 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:03:28,679 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:03:30,882 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:03:31,317 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:03:31,731 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:03:32,500 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 204 [2020-10-28 17:03:34,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:03:34,519 INFO L93 Difference]: Finished difference Result 1055 states and 1389 transitions. [2020-10-28 17:03:34,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-28 17:03:34,519 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 227 [2020-10-28 17:03:34,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:03:34,521 INFO L225 Difference]: With dead ends: 1055 [2020-10-28 17:03:34,521 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:03:34,524 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 86 SyntacticMatches, 9 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=223, Invalid=833, Unknown=0, NotChecked=0, Total=1056 [2020-10-28 17:03:34,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:03:34,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:03:34,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:03:34,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:03:34,525 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 227 [2020-10-28 17:03:34,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:03:34,526 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:03:34,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 17:03:34,526 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:03:34,526 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:03:34,526 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:03:34,528 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:03:35,217 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-10-28 17:03:35,379 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-10-28 17:03:35,567 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-10-28 17:03:35,730 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-10-28 17:03:38,029 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 280 DAG size of output: 249 [2020-10-28 17:03:39,023 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 249 [2020-10-28 17:03:41,896 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 251 [2020-10-28 17:03:42,902 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 249 [2020-10-28 17:03:43,803 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 17 [2020-10-28 17:03:44,137 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2020-10-28 17:03:45,083 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 25 [2020-10-28 17:03:45,405 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2020-10-28 17:03:45,700 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 17:03:46,014 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-10-28 17:03:46,315 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:03:47,190 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 17 [2020-10-28 17:03:47,512 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2020-10-28 17:03:48,797 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 185 DAG size of output: 22 [2020-10-28 17:03:50,037 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 185 DAG size of output: 22 [2020-10-28 17:03:50,361 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-10-28 17:03:50,649 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-10-28 17:03:50,974 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:03:51,245 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-28 17:03:52,372 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 162 DAG size of output: 16 [2020-10-28 17:03:53,250 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 22 [2020-10-28 17:03:53,525 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-28 17:03:54,335 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-28 17:03:54,694 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2020-10-28 17:03:55,007 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2020-10-28 17:03:55,306 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2020-10-28 17:03:56,063 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 21 [2020-10-28 17:03:56,329 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-28 17:03:56,899 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 13 [2020-10-28 17:03:57,453 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 13 [2020-10-28 17:03:57,723 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 14 [2020-10-28 17:03:58,888 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-28 17:03:59,959 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 189 DAG size of output: 22 [2020-10-28 17:04:00,299 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-10-28 17:04:00,601 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-10-28 17:04:00,932 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 17 [2020-10-28 17:04:01,216 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 17:04:01,504 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-10-28 17:04:01,794 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 17:04:02,087 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-10-28 17:04:02,371 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 12 [2020-10-28 17:04:02,669 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-10-28 17:04:03,257 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 18 [2020-10-28 17:04:03,564 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-28 17:04:04,135 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 18 [2020-10-28 17:04:05,315 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 185 DAG size of output: 22 [2020-10-28 17:04:05,335 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:04:05,335 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:04:05,335 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:04:05,336 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:04:05,336 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-28 17:04:05,336 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-28 17:04:05,336 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-28 17:04:05,336 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-28 17:04:05,336 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-28 17:04:05,336 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-28 17:04:05,336 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-28 17:04:05,337 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-28 17:04:05,337 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-28 17:04:05,337 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-28 17:04:05,337 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-28 17:04:05,337 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-28 17:04:05,337 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-28 17:04:05,337 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-28 17:04:05,337 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-28 17:04:05,337 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-28 17:04:05,337 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-28 17:04:05,337 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-28 17:04:05,337 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 731 737) the Hoare annotation is: true [2020-10-28 17:04:05,338 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 731 737) no Hoare annotation was computed. [2020-10-28 17:04:05,338 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 738 746) no Hoare annotation was computed. [2020-10-28 17:04:05,338 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 738 746) the Hoare annotation is: true [2020-10-28 17:04:05,338 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 738 746) no Hoare annotation was computed. [2020-10-28 17:04:05,338 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 861 885) the Hoare annotation is: true [2020-10-28 17:04:05,338 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 861 885) no Hoare annotation was computed. [2020-10-28 17:04:05,338 INFO L270 CegarLoopResult]: At program point L875(line 875) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))))) [2020-10-28 17:04:05,338 INFO L274 CegarLoopResult]: For program point L873(lines 873 879) no Hoare annotation was computed. [2020-10-28 17:04:05,338 INFO L270 CegarLoopResult]: At program point L871(line 871) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (<= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (<= ~pumpRunning~0 0))))) [2020-10-28 17:04:05,339 INFO L274 CegarLoopResult]: For program point L871-1(line 871) no Hoare annotation was computed. [2020-10-28 17:04:05,339 INFO L274 CegarLoopResult]: For program point L869(lines 869 882) no Hoare annotation was computed. [2020-10-28 17:04:05,339 INFO L274 CegarLoopResult]: For program point L869-1(lines 861 885) no Hoare annotation was computed. [2020-10-28 17:04:05,339 INFO L277 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: true [2020-10-28 17:04:05,339 INFO L274 CegarLoopResult]: For program point L867-1(line 867) no Hoare annotation was computed. [2020-10-28 17:04:05,339 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 959 981) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:04:05,339 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 959 981) no Hoare annotation was computed. [2020-10-28 17:04:05,339 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 959 981) no Hoare annotation was computed. [2020-10-28 17:04:05,339 INFO L270 CegarLoopResult]: At program point L971(line 971) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:04:05,340 INFO L270 CegarLoopResult]: At program point L971-1(line 971) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:04:05,340 INFO L274 CegarLoopResult]: For program point L969(lines 969 976) no Hoare annotation was computed. [2020-10-28 17:04:05,340 INFO L274 CegarLoopResult]: For program point L969-1(lines 969 976) no Hoare annotation was computed. [2020-10-28 17:04:05,340 INFO L274 CegarLoopResult]: For program point L967(line 967) no Hoare annotation was computed. [2020-10-28 17:04:05,340 INFO L270 CegarLoopResult]: At program point L966(line 966) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:04:05,340 INFO L270 CegarLoopResult]: At program point L965(line 965) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:04:05,340 INFO L270 CegarLoopResult]: At program point L965-1(line 965) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:04:05,340 INFO L274 CegarLoopResult]: For program point L929(line 929) no Hoare annotation was computed. [2020-10-28 17:04:05,340 INFO L274 CegarLoopResult]: For program point L928(line 928) no Hoare annotation was computed. [2020-10-28 17:04:05,340 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 918 941) no Hoare annotation was computed. [2020-10-28 17:04:05,340 INFO L274 CegarLoopResult]: For program point L927(line 927) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point L926(line 926) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point L925(line 925) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 918 941) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point L924(line 924) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 918 941) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point L923(line 923) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point L936(line 936) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point L935(line 935) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point L934(line 934) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point L933(line 933) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point L932(line 932) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point L931(line 931) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point L930(line 930) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 626 634) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 626 634) the Hoare annotation is: true [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 626 634) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L274 CegarLoopResult]: For program point L699(lines 699 703) no Hoare annotation was computed. [2020-10-28 17:04:05,341 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 690 708) the Hoare annotation is: true [2020-10-28 17:04:05,342 INFO L277 CegarLoopResult]: At program point L697(line 697) the Hoare annotation is: true [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point L699-2(lines 699 703) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point L697-1(line 697) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 690 708) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 690 708) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point L642-2(lines 642 650) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point L665(line 665) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 635 670) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point L654(lines 654 662) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point L654-2(lines 654 662) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 635 670) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 635 670) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point L642(lines 642 650) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 724 730) no Hoare annotation was computed. [2020-10-28 17:04:05,342 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 724 730) the Hoare annotation is: true [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-28 17:04:05,343 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-28 17:04:05,344 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 949 958) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:04:05,344 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 949 958) no Hoare annotation was computed. [2020-10-28 17:04:05,344 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 949 958) no Hoare annotation was computed. [2020-10-28 17:04:05,344 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 615 625) the Hoare annotation is: true [2020-10-28 17:04:05,344 INFO L277 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: true [2020-10-28 17:04:05,344 INFO L274 CegarLoopResult]: For program point L620-1(line 620) no Hoare annotation was computed. [2020-10-28 17:04:05,344 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 615 625) no Hoare annotation was computed. [2020-10-28 17:04:05,344 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 615 625) no Hoare annotation was computed. [2020-10-28 17:04:05,344 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 607 614) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0) (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:04:05,344 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 607 614) no Hoare annotation was computed. [2020-10-28 17:04:05,344 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 607 614) no Hoare annotation was computed. [2020-10-28 17:04:05,344 INFO L274 CegarLoopResult]: For program point L841(lines 841 847) no Hoare annotation was computed. [2020-10-28 17:04:05,344 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 837 850) no Hoare annotation was computed. [2020-10-28 17:04:05,344 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 837 850) the Hoare annotation is: true [2020-10-28 17:04:05,344 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 837 850) no Hoare annotation was computed. [2020-10-28 17:04:05,345 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 574 598) no Hoare annotation was computed. [2020-10-28 17:04:05,345 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 574 598) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (= ~waterLevel~0 0)) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1))) [2020-10-28 17:04:05,345 INFO L270 CegarLoopResult]: At program point L593(line 593) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~waterLevel~0 0) (= |old(~pumpRunning~0)| 0)) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:04:05,345 INFO L274 CegarLoopResult]: For program point L593-1(lines 574 598) no Hoare annotation was computed. [2020-10-28 17:04:05,345 INFO L270 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)))) [2020-10-28 17:04:05,345 INFO L270 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)))) [2020-10-28 17:04:05,345 INFO L274 CegarLoopResult]: For program point L582(lines 582 590) no Hoare annotation was computed. [2020-10-28 17:04:05,345 INFO L270 CegarLoopResult]: At program point L580(line 580) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)))) [2020-10-28 17:04:05,345 INFO L274 CegarLoopResult]: For program point L580-1(line 580) no Hoare annotation was computed. [2020-10-28 17:04:05,345 INFO L274 CegarLoopResult]: For program point L578(lines 578 595) no Hoare annotation was computed. [2020-10-28 17:04:05,345 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 514 520) no Hoare annotation was computed. [2020-10-28 17:04:05,345 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 514 520) the Hoare annotation is: true [2020-10-28 17:04:05,345 INFO L270 CegarLoopResult]: At program point testENTRY(lines 412 475) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:04:05,346 INFO L270 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:04:05,346 INFO L274 CegarLoopResult]: For program point L442(lines 442 448) no Hoare annotation was computed. [2020-10-28 17:04:05,346 INFO L274 CegarLoopResult]: For program point L442-1(lines 442 448) no Hoare annotation was computed. [2020-10-28 17:04:05,346 INFO L274 CegarLoopResult]: For program point testFINAL(lines 412 475) no Hoare annotation was computed. [2020-10-28 17:04:05,346 INFO L270 CegarLoopResult]: At program point L434(line 434) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:04:05,346 INFO L270 CegarLoopResult]: At program point L465(lines 422 467) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:04:05,346 INFO L274 CegarLoopResult]: For program point L432(lines 432 438) no Hoare annotation was computed. [2020-10-28 17:04:05,346 INFO L274 CegarLoopResult]: For program point L432-1(lines 432 438) no Hoare annotation was computed. [2020-10-28 17:04:05,346 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-10-28 17:04:05,346 INFO L270 CegarLoopResult]: At program point L468(lines 421 469) the Hoare annotation is: (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-10-28 17:04:05,346 INFO L274 CegarLoopResult]: For program point L458(lines 458 462) no Hoare annotation was computed. [2020-10-28 17:04:05,346 INFO L270 CegarLoopResult]: At program point L458-2(lines 452 463) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (= |old(~waterLevel~0)| 0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:04:05,346 INFO L274 CegarLoopResult]: For program point L423(lines 422 467) no Hoare annotation was computed. [2020-10-28 17:04:05,346 INFO L274 CegarLoopResult]: For program point L452(lines 452 463) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point testEXIT(lines 412 475) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 851 859) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 851 859) the Hoare annotation is: true [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 851 859) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point L813(lines 813 821) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point L813-2(lines 813 821) no Hoare annotation was computed. [2020-10-28 17:04:05,347 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 805 827) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 805 827) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 805 827) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-28 17:04:05,348 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-28 17:04:05,349 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-28 17:04:05,349 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-28 17:04:05,349 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 714 723) no Hoare annotation was computed. [2020-10-28 17:04:05,349 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 714 723) no Hoare annotation was computed. [2020-10-28 17:04:05,349 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 714 723) no Hoare annotation was computed. [2020-10-28 17:04:05,349 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:04:05,349 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)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.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~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#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~string38.offset| |old(#t~string38.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~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:04:05,349 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:04:05,349 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 599 606) no Hoare annotation was computed. [2020-10-28 17:04:05,349 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 599 606) no Hoare annotation was computed. [2020-10-28 17:04:05,349 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 599 606) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:04:05,350 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 671 689) no Hoare annotation was computed. [2020-10-28 17:04:05,350 INFO L274 CegarLoopResult]: For program point L680(lines 680 684) no Hoare annotation was computed. [2020-10-28 17:04:05,350 INFO L277 CegarLoopResult]: At program point L678(line 678) the Hoare annotation is: true [2020-10-28 17:04:05,350 INFO L274 CegarLoopResult]: For program point L680-2(lines 680 684) no Hoare annotation was computed. [2020-10-28 17:04:05,350 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 671 689) the Hoare annotation is: true [2020-10-28 17:04:05,350 INFO L274 CegarLoopResult]: For program point L678-1(line 678) no Hoare annotation was computed. [2020-10-28 17:04:05,350 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 671 689) no Hoare annotation was computed. [2020-10-28 17:04:05,350 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 828 836) the Hoare annotation is: true [2020-10-28 17:04:05,350 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 828 836) no Hoare annotation was computed. [2020-10-28 17:04:05,350 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 828 836) no Hoare annotation was computed. [2020-10-28 17:04:05,350 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:04:05,350 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:04:05,351 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:04:05,351 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 784 795) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) .cse1))) [2020-10-28 17:04:05,351 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 784 795) no Hoare annotation was computed. [2020-10-28 17:04:05,351 INFO L274 CegarLoopResult]: For program point L788-1(lines 784 795) no Hoare annotation was computed. [2020-10-28 17:04:05,351 INFO L270 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (<= |old(~pumpRunning~0)| 0)) .cse1 (not (<= 0 |old(~pumpRunning~0)|))) (or (and .cse0 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-10-28 17:04:05,351 INFO L270 CegarLoopResult]: At program point L501(lines 501 507) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (and .cse1 (<= 2 ~waterLevel~0))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (and .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) .cse2 (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 .cse2 (and (<= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (<= ~pumpRunning~0 0)) (not (<= 2 |old(~waterLevel~0)|)))))) [2020-10-28 17:04:05,351 INFO L270 CegarLoopResult]: At program point L496(line 496) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-28 17:04:05,351 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 490 513) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) .cse1 (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-28 17:04:05,352 INFO L274 CegarLoopResult]: For program point L494(lines 493 512) no Hoare annotation was computed. [2020-10-28 17:04:05,352 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 490 513) no Hoare annotation was computed. [2020-10-28 17:04:05,352 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 490 513) no Hoare annotation was computed. [2020-10-28 17:04:05,352 INFO L277 CegarLoopResult]: At program point L898-2(lines 898 912) the Hoare annotation is: true [2020-10-28 17:04:05,352 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 888 917) no Hoare annotation was computed. [2020-10-28 17:04:05,352 INFO L277 CegarLoopResult]: At program point L894(line 894) the Hoare annotation is: true [2020-10-28 17:04:05,352 INFO L274 CegarLoopResult]: For program point L894-1(line 894) no Hoare annotation was computed. [2020-10-28 17:04:05,352 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 888 917) the Hoare annotation is: true [2020-10-28 17:04:05,352 INFO L277 CegarLoopResult]: At program point L913(lines 888 917) the Hoare annotation is: true [2020-10-28 17:04:05,352 INFO L274 CegarLoopResult]: For program point L909(line 909) no Hoare annotation was computed. [2020-10-28 17:04:05,352 INFO L274 CegarLoopResult]: For program point L902(lines 902 906) no Hoare annotation was computed. [2020-10-28 17:04:05,352 INFO L277 CegarLoopResult]: At program point L902-1(lines 902 906) the Hoare annotation is: true [2020-10-28 17:04:05,353 INFO L274 CegarLoopResult]: For program point L899(line 899) no Hoare annotation was computed. [2020-10-28 17:04:05,353 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 796 804) the Hoare annotation is: true [2020-10-28 17:04:05,353 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 796 804) no Hoare annotation was computed. [2020-10-28 17:04:05,353 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 796 804) no Hoare annotation was computed. [2020-10-28 17:04:05,353 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 760 771) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (= ~pumpRunning~0 0)) [2020-10-28 17:04:05,353 INFO L274 CegarLoopResult]: For program point L764-1(lines 760 771) no Hoare annotation was computed. [2020-10-28 17:04:05,353 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 760 771) no Hoare annotation was computed. [2020-10-28 17:04:05,353 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 942 948) no Hoare annotation was computed. [2020-10-28 17:04:05,353 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 942 948) the Hoare annotation is: true [2020-10-28 17:04:05,353 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:04:05,353 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~systemActive~0) (not (= ~waterLevel~0 0)) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-28 17:04:05,354 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:04:05,354 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:04:05,354 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 522 546) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:04:05,354 INFO L270 CegarLoopResult]: At program point L541(line 541) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:04:05,354 INFO L274 CegarLoopResult]: For program point L541-1(lines 522 546) no Hoare annotation was computed. [2020-10-28 17:04:05,354 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 522 546) no Hoare annotation was computed. [2020-10-28 17:04:05,354 INFO L270 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (and (= processEnvironment__wrappee__highWaterSensor_~tmp~4 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:04:05,354 INFO L270 CegarLoopResult]: At program point L532(line 532) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0))) [2020-10-28 17:04:05,354 INFO L274 CegarLoopResult]: For program point L530(lines 530 538) no Hoare annotation was computed. [2020-10-28 17:04:05,355 INFO L270 CegarLoopResult]: At program point L528(line 528) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:04:05,355 INFO L274 CegarLoopResult]: For program point L528-1(line 528) no Hoare annotation was computed. [2020-10-28 17:04:05,355 INFO L274 CegarLoopResult]: For program point L526(lines 526 543) no Hoare annotation was computed. [2020-10-28 17:04:05,355 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 772 783) no Hoare annotation was computed. [2020-10-28 17:04:05,355 INFO L274 CegarLoopResult]: For program point L776-1(lines 772 783) no Hoare annotation was computed. [2020-10-28 17:04:05,355 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 772 783) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))))) [2020-10-28 17:04:05,355 INFO L274 CegarLoopResult]: For program point L752(line 752) no Hoare annotation was computed. [2020-10-28 17:04:05,355 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 748 755) no Hoare annotation was computed. [2020-10-28 17:04:05,355 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 748 755) the Hoare annotation is: true [2020-10-28 17:04:05,355 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 748 755) no Hoare annotation was computed. [2020-10-28 17:04:05,355 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 548 572) no Hoare annotation was computed. [2020-10-28 17:04:05,356 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 548 572) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (= ~waterLevel~0 0)) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1))) [2020-10-28 17:04:05,356 INFO L270 CegarLoopResult]: At program point L567(line 567) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~waterLevel~0 0) (= |old(~pumpRunning~0)| 0)) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:04:05,356 INFO L274 CegarLoopResult]: For program point L567-1(lines 548 572) no Hoare annotation was computed. [2020-10-28 17:04:05,356 INFO L270 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~waterLevel~0 0)) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-28 17:04:05,356 INFO L270 CegarLoopResult]: At program point L558(line 558) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-28 17:04:05,356 INFO L274 CegarLoopResult]: For program point L556(lines 556 564) no Hoare annotation was computed. [2020-10-28 17:04:05,356 INFO L270 CegarLoopResult]: At program point L554(line 554) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 0)))) [2020-10-28 17:04:05,356 INFO L274 CegarLoopResult]: For program point L554-1(line 554) no Hoare annotation was computed. [2020-10-28 17:04:05,356 INFO L274 CegarLoopResult]: For program point L552(lines 552 569) no Hoare annotation was computed. [2020-10-28 17:04:05,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:04:05 BoogieIcfgContainer [2020-10-28 17:04:05,383 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:04:05,385 INFO L168 Benchmark]: Toolchain (without parser) took 127806.04 ms. Allocated memory was 151.0 MB in the beginning and 791.7 MB in the end (delta: 640.7 MB). Free memory was 126.0 MB in the beginning and 630.4 MB in the end (delta: -504.3 MB). Peak memory consumption was 490.6 MB. Max. memory is 8.0 GB. [2020-10-28 17:04:05,386 INFO L168 Benchmark]: CDTParser took 0.83 ms. Allocated memory is still 125.8 MB. Free memory is still 100.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:04:05,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.35 ms. Allocated memory is still 151.0 MB. Free memory was 125.4 MB in the beginning and 103.2 MB in the end (delta: 22.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-10-28 17:04:05,387 INFO L168 Benchmark]: Boogie Preprocessor took 107.72 ms. Allocated memory is still 151.0 MB. Free memory was 103.2 MB in the beginning and 99.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-28 17:04:05,387 INFO L168 Benchmark]: RCFGBuilder took 1511.27 ms. Allocated memory is still 151.0 MB. Free memory was 99.3 MB in the beginning and 87.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 8.0 GB. [2020-10-28 17:04:05,388 INFO L168 Benchmark]: TraceAbstraction took 125534.34 ms. Allocated memory was 151.0 MB in the beginning and 791.7 MB in the end (delta: 640.7 MB). Free memory was 87.4 MB in the beginning and 630.4 MB in the end (delta: -543.0 MB). Peak memory consumption was 451.6 MB. Max. memory is 8.0 GB. [2020-10-28 17:04:05,391 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 ms. Allocated memory is still 125.8 MB. Free memory is still 100.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 640.35 ms. Allocated memory is still 151.0 MB. Free memory was 125.4 MB in the beginning and 103.2 MB in the end (delta: 22.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 107.72 ms. Allocated memory is still 151.0 MB. Free memory was 103.2 MB in the beginning and 99.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1511.27 ms. Allocated memory is still 151.0 MB. Free memory was 99.3 MB in the beginning and 87.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 125534.34 ms. Allocated memory was 151.0 MB in the beginning and 791.7 MB in the end (delta: 640.7 MB). Free memory was 87.4 MB in the beginning and 630.4 MB in the end (delta: -543.0 MB). Peak memory consumption was 451.6 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: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: 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: 421]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == 0 || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || !(1 <= systemActive) - InvariantResult [Line: 422]: Loop Invariant Derived loop invariant: ((((\old(waterLevel) == 0 || !(\old(pumpRunning) <= 0)) || !(1 <= systemActive)) || !(0 <= \old(pumpRunning))) || (splverifierCounter <= 0 && 2 <= waterLevel)) || (splverifierCounter <= 0 && pumpRunning == \old(pumpRunning)) - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 257 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 94.6s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 42.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 30.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1482 SDtfs, 2446 SDslu, 1376 SDs, 0 SdLazy, 7172 SolverSat, 1628 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 493 GetRequests, 368 SyntacticMatches, 13 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 349 ImplicationChecksByTransitivity, 18.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=482occurred 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: 0.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 451 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 1246 PreInvPairs, 1429 NumberOfFragments, 1248 HoareAnnotationTreeSize, 1246 FomulaSimplifications, 63168215 FormulaSimplificationTreeSizeReduction, 8.3s HoareSimplificationTime, 67 FomulaSimplificationsInter, 732196 FormulaSimplificationTreeSizeReductionInter, 22.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 50.3s InterpolantComputationTime, 1042 NumberOfCodeBlocks, 1042 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1032 ConstructedInterpolants, 0 QuantifiedInterpolants, 427599 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 237/270 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...