/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=DEEPEST --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_spec1_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:00:43,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:00:43,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:00:43,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:00:43,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:00:43,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:00:43,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:00:43,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:00:43,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:00:43,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:00:43,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:00:43,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:00:43,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:00:43,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:00:43,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:00:43,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:00:43,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:00:43,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:00:43,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:00:43,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:00:43,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:00:43,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:00:43,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:00:43,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:00:43,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:00:43,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:00:43,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:00:43,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:00:43,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:00:43,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:00:43,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:00:43,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:00:43,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:00:43,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:00:43,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:00:43,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:00:43,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:00:43,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:00:43,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:00:43,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:00:43,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:00:43,176 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 [2020-10-27 22:00:43,238 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:00:43,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:00:43,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:00:43,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:00:43,241 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:00:43,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:00:43,242 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:00:43,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:00:43,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:00:43,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:00:43,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:00:43,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:00:43,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:00:43,245 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:00:43,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:00:43,245 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:00:43,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:00:43,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:00:43,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:00:43,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:00:43,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:00:43,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:00:43,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:00:43,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:00:43,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:00:43,248 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:00:43,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:00:43,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:00:43,249 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:00:43,249 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:00:43,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:00:43,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:00:43,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:00:43,736 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:00:43,737 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:00:43,738 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product57.cil.c [2020-10-27 22:00:43,815 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4e97713eb/93b190fcd93641a695d9ff6d0d2de656/FLAG4d015d99e [2020-10-27 22:00:44,540 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:00:44,541 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product57.cil.c [2020-10-27 22:00:44,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4e97713eb/93b190fcd93641a695d9ff6d0d2de656/FLAG4d015d99e [2020-10-27 22:00:44,852 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4e97713eb/93b190fcd93641a695d9ff6d0d2de656 [2020-10-27 22:00:44,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:00:44,863 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:00:44,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:00:44,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:00:44,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:00:44,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:00:44" (1/1) ... [2020-10-27 22:00:44,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6917b168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:44, skipping insertion in model container [2020-10-27 22:00:44,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:00:44" (1/1) ... [2020-10-27 22:00:44,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:00:44,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:00:45,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:00:45,311 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:00:45,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:00:45,537 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:00:45,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:45 WrapperNode [2020-10-27 22:00:45,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:00:45,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:00:45,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:00:45,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:00:45,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:45" (1/1) ... [2020-10-27 22:00:45,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:45" (1/1) ... [2020-10-27 22:00:45,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:45" (1/1) ... [2020-10-27 22:00:45,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:45" (1/1) ... [2020-10-27 22:00:45,605 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:45" (1/1) ... [2020-10-27 22:00:45,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:45" (1/1) ... [2020-10-27 22:00:45,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:45" (1/1) ... [2020-10-27 22:00:45,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:00:45,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:00:45,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:00:45,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:00:45,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:45" (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 [2020-10-27 22:00:45,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:00:45,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:00:45,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:00:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:00:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 22:00:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:00:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:00:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:00:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:00:45,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:00:45,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:00:45,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:00:45,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:00:45,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:00:45,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:00:45,742 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:00:45,742 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:00:45,742 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:00:45,742 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:00:45,742 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:00:45,742 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:00:45,742 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:00:45,743 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:00:45,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:00:45,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:00:45,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:00:45,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:00:45,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:00:45,743 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:00:45,744 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:00:45,744 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:00:45,744 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:00:45,744 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:00:45,744 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:00:45,744 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:00:45,744 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:00:45,745 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:00:45,745 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:00:45,745 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:00:45,745 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:00:45,745 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:00:45,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:00:45,745 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:00:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:00:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:00:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:00:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:00:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:00:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:00:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:00:45,747 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:00:45,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 22:00:45,747 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:00:45,747 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:00:45,747 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:00:45,747 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:00:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:00:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:00:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:00:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:00:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:00:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:00:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:00:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:00:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:00:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:00:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:00:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:00:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:00:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:00:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:00:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:00:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:00:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:00:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:00:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:00:45,751 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:00:45,751 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:00:45,751 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:00:45,751 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:00:45,751 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:00:45,751 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:00:45,752 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:00:45,752 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:00:45,752 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:00:45,752 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:00:45,752 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:00:45,752 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:00:45,752 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:00:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:00:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:00:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:00:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:00:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:00:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:00:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:00:45,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:00:45,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:00:47,120 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:00:47,120 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:00:47,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:00:47 BoogieIcfgContainer [2020-10-27 22:00:47,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:00:47,125 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:00:47,125 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:00:47,129 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:00:47,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:00:44" (1/3) ... [2020-10-27 22:00:47,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c45e646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:00:47, skipping insertion in model container [2020-10-27 22:00:47,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:45" (2/3) ... [2020-10-27 22:00:47,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c45e646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:00:47, skipping insertion in model container [2020-10-27 22:00:47,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:00:47" (3/3) ... [2020-10-27 22:00:47,133 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product57.cil.c [2020-10-27 22:00:47,156 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:00:47,163 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:00:47,210 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:00:47,272 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:00:47,273 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:00:47,273 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:00:47,273 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:00:47,273 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:00:47,273 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:00:47,274 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:00:47,274 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:00:47,300 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2020-10-27 22:00:47,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 22:00:47,312 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:00:47,313 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] [2020-10-27 22:00:47,314 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]=== [2020-10-27 22:00:47,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:00:47,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1042526011, now seen corresponding path program 1 times [2020-10-27 22:00:47,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:00:47,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1393827943] [2020-10-27 22:00:47,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:00:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:49,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:49,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:52,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:52,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 22:00:52,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:00:52,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 22:00:52,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:52,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:00:52,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-27 22:00:52,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:00:52,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-27 22:00:53,501 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:00:53,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:00:53,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-27 22:00:53,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:00:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:53,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:53,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:00:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:53,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:00:53,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:53,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:53,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:00:53,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:53,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:00:53,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:00:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:00:53,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:53,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:53,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:00:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:00:53,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:00:53,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:53,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:00:53,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1393827943] [2020-10-27 22:00:53,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:00:53,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:00:53,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190068985] [2020-10-27 22:00:53,823 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:00:53,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:00:53,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:00:53,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:00:53,842 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 7 states. [2020-10-27 22:00:54,790 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:56,826 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:00:57,787 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:58,646 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:01:00,545 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:01,506 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:03,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:03,815 INFO L93 Difference]: Finished difference Result 416 states and 567 transitions. [2020-10-27 22:01:03,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:01:03,818 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-10-27 22:01:03,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:03,843 INFO L225 Difference]: With dead ends: 416 [2020-10-27 22:01:03,844 INFO L226 Difference]: Without dead ends: 250 [2020-10-27 22:01:03,855 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:01:03,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2020-10-27 22:01:03,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 217. [2020-10-27 22:01:03,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-10-27 22:01:03,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 271 transitions. [2020-10-27 22:01:03,999 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 271 transitions. Word has length 47 [2020-10-27 22:01:04,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:04,001 INFO L481 AbstractCegarLoop]: Abstraction has 217 states and 271 transitions. [2020-10-27 22:01:04,001 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:01:04,001 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 271 transitions. [2020-10-27 22:01:04,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-27 22:01:04,014 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:04,014 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:01:04,015 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:01:04,015 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]=== [2020-10-27 22:01:04,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:04,016 INFO L82 PathProgramCache]: Analyzing trace with hash -1352587427, now seen corresponding path program 1 times [2020-10-27 22:01:04,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:04,016 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1600199092] [2020-10-27 22:01:04,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:04,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:04,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:04,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:04,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:09,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:09,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-27 22:01:09,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:01:09,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:01:09,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:09,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:01:09,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-27 22:01:09,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:01:09,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:09,827 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:09,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:09,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:09,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:09,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:09,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:09,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 22:01:09,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:09,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:09,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:09,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:09,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:09,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:09,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:09,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:09,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:09,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:09,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:09,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:09,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:09,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:09,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:09,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:09,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:09,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:09,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:09,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:09,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:09,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:09,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:09,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:09,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:09,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:09,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:09,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:09,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:09,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:09,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:09,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:09,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:09,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:09,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:09,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:09,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:09,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:09,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:09,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:09,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:09,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:09,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:09,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:09,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:09,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:09,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:09,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:09,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:09,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 22:01:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:09,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:09,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:10,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:10,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:10,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:01:10,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 245 [2020-10-27 22:01:10,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:10,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:10,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:01:10,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:10,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:10,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:10,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:10,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:10,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:10,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:10,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:01:10,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:10,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:10,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:01:10,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:10,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:10,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:10,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:10,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:10,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:10,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:10,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:10,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:01:10,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:10,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:10,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:01:10,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:10,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:10,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:10,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:10,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:10,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:10,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:10,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:01:10,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:10,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:01:10,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:10,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:10,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:10,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:10,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:10,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:10,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:10,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:10,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:01:10,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:10,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:10,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:01:10,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:10,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:10,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:10,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:10,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:10,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:10,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:10,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:10,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:10,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:10,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:10,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:10,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:10,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:10,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:10,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:10,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:10,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:10,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:10,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:10,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:10,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:10,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:10,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:10,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:10,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:10,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:10,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:10,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:10,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:10,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:10,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:10,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:10,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:10,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:10,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 22:01:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:10,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:10,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:10,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:10,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:10,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:10,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:10,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:10,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:01:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:10,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:10,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:10,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:10,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:10,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:10,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:10,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:10,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:10,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:10,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:10,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:01:10,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1600199092] [2020-10-27 22:01:10,449 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:01:10,449 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 22:01:10,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376537352] [2020-10-27 22:01:10,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 22:01:10,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:10,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 22:01:10,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:01:10,452 INFO L87 Difference]: Start difference. First operand 217 states and 271 transitions. Second operand 11 states. [2020-10-27 22:01:11,476 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:13,243 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:14,122 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:14,891 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:15,769 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:16,507 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:17,339 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:18,165 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:18,939 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:19,856 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:20,757 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:21,525 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:25,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:25,850 INFO L93 Difference]: Finished difference Result 712 states and 1050 transitions. [2020-10-27 22:01:25,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 22:01:25,852 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 91 [2020-10-27 22:01:25,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:25,859 INFO L225 Difference]: With dead ends: 712 [2020-10-27 22:01:25,859 INFO L226 Difference]: Without dead ends: 475 [2020-10-27 22:01:25,863 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 9.5s TimeCoverageRelationStatistics Valid=108, Invalid=444, Unknown=0, NotChecked=0, Total=552 [2020-10-27 22:01:25,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2020-10-27 22:01:25,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 384. [2020-10-27 22:01:25,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2020-10-27 22:01:25,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 476 transitions. [2020-10-27 22:01:25,976 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 476 transitions. Word has length 91 [2020-10-27 22:01:25,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:25,976 INFO L481 AbstractCegarLoop]: Abstraction has 384 states and 476 transitions. [2020-10-27 22:01:25,976 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 22:01:25,976 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 476 transitions. [2020-10-27 22:01:25,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-27 22:01:25,981 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:25,981 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:01:25,982 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:01:25,982 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]=== [2020-10-27 22:01:25,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:25,983 INFO L82 PathProgramCache]: Analyzing trace with hash -1911736524, now seen corresponding path program 1 times [2020-10-27 22:01:25,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:25,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2070262429] [2020-10-27 22:01:25,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:26,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:26,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:26,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:26,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:26,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:26,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:27,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:29,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:29,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-27 22:01:31,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 22:01:31,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 22:01:31,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:31,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 135 [2020-10-27 22:01:31,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:31,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,706 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:31,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:31,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-27 22:01:31,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:31,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:31,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:31,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:31,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:31,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:31,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:31,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:31,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:31,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:31,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:31,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:31,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:31,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:31,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:31,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:31,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:31,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:31,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:31,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:31,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:31,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:31,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:31,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:01:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:31,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:31,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:31,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:31,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:31,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:01:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:31,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:31,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:31,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:31,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:31,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:31,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:31,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:31,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:31,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:31,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:31,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:31,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:31,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:31,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:31,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:31,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:01:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:31,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:31,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:31,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:31,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:31,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:31,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:31,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:31,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:31,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:31,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:31,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:31,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:31,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:31,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:31,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 22:01:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:31,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:01:31,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:31,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:01:31,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:31,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:31,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:31,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:31,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:31,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:31,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:31,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:31,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:01:31,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:31,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:31,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:01:31,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:31,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:32,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:32,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:32,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:32,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:32,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:32,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:01:32,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:32,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:32,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:32,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:01:32,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:32,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:32,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:32,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:32,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:32,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:32,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:32,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:32,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:32,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:32,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:32,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:32,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:32,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:32,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:32,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:32,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:32,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:32,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:32,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:32,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:32,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:01:32,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:32,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:32,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:32,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:32,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:32,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:32,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:32,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:32,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:32,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:32,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:32,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:32,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:32,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:32,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:32,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:32,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:32,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:32,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:32,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:32,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:32,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:32,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:32,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:32,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:32,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:32,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:32,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:32,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:32,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:32,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:32,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:32,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:32,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:32,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:32,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 22:01:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:32,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:32,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:32,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:32,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:32,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:32,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:32,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:32,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:32,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:32,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:32,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 22:01:32,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:32,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:32,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:32,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:32,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:32,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:32,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:32,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:32,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:32,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:32,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:32,145 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-27 22:01:32,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2070262429] [2020-10-27 22:01:32,146 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:01:32,146 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:01:32,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429849221] [2020-10-27 22:01:32,147 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:01:32,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:32,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:01:32,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:01:32,148 INFO L87 Difference]: Start difference. First operand 384 states and 476 transitions. Second operand 10 states. [2020-10-27 22:01:34,319 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:35,192 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:36,030 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:36,816 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:39,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:39,246 INFO L93 Difference]: Finished difference Result 900 states and 1259 transitions. [2020-10-27 22:01:39,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:01:39,247 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 137 [2020-10-27 22:01:39,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:39,254 INFO L225 Difference]: With dead ends: 900 [2020-10-27 22:01:39,254 INFO L226 Difference]: Without dead ends: 540 [2020-10-27 22:01:39,257 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:01:39,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2020-10-27 22:01:39,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 394. [2020-10-27 22:01:39,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 394 states. [2020-10-27 22:01:39,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 486 transitions. [2020-10-27 22:01:39,376 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 486 transitions. Word has length 137 [2020-10-27 22:01:39,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:39,377 INFO L481 AbstractCegarLoop]: Abstraction has 394 states and 486 transitions. [2020-10-27 22:01:39,377 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:01:39,378 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 486 transitions. [2020-10-27 22:01:39,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 22:01:39,380 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:39,380 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:01:39,381 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:01:39,381 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]=== [2020-10-27 22:01:39,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:39,382 INFO L82 PathProgramCache]: Analyzing trace with hash -1821271708, now seen corresponding path program 1 times [2020-10-27 22:01:39,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:39,382 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [977150733] [2020-10-27 22:01:39,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:39,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:39,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:44,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:44,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 22:01:44,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:01:44,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 22:01:44,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:44,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:01:44,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-27 22:01:44,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:01:44,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,234 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:45,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:45,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 22:01:45,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:45,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:45,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:45,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:45,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:45,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:45,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:45,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:45,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:45,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:45,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:45,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:45,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:45,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:45,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:45,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:45,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:45,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:45,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:45,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:45,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:01:45,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:45,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:45,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:45,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:45,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:01:45,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:45,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 22:01:45,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:01:45,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 22:01:45,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:45,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 22:01:45,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:01:45,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:01:45,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:45,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:45,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:45,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:45,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:45,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:45,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:45,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:45,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:45,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:01:45,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:01:45,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:01:45,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:45,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:01:45,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:45,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:01:45,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:45,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:45,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:01:45,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:01:45,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:01:45,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:45,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:45,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:45,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:45,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 22:01:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:45,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:45,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:45,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:45,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:45,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 22:01:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:45,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:45,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:45,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:45,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:45,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:45,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:45,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:45,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:45,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:45,753 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:01:45,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [977150733] [2020-10-27 22:01:45,754 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:01:45,754 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 22:01:45,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403624601] [2020-10-27 22:01:45,755 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:01:45,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:45,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:01:45,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:01:45,756 INFO L87 Difference]: Start difference. First operand 394 states and 486 transitions. Second operand 13 states. [2020-10-27 22:01:46,747 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:48,528 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:49,420 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:50,231 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:50,973 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:51,897 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:54,045 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:57,149 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:57,880 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:01:58,687 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:01:59,450 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:02:01,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:01,409 INFO L93 Difference]: Finished difference Result 1082 states and 1476 transitions. [2020-10-27 22:02:01,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 22:02:01,415 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 99 [2020-10-27 22:02:01,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:01,421 INFO L225 Difference]: With dead ends: 1082 [2020-10-27 22:02:01,421 INFO L226 Difference]: Without dead ends: 648 [2020-10-27 22:02:01,424 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=191, Invalid=565, Unknown=0, NotChecked=0, Total=756 [2020-10-27 22:02:01,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 648 states. [2020-10-27 22:02:01,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 648 to 532. [2020-10-27 22:02:01,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 532 states. [2020-10-27 22:02:01,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 652 transitions. [2020-10-27 22:02:01,565 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 652 transitions. Word has length 99 [2020-10-27 22:02:01,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:01,566 INFO L481 AbstractCegarLoop]: Abstraction has 532 states and 652 transitions. [2020-10-27 22:02:01,566 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:02:01,566 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 652 transitions. [2020-10-27 22:02:01,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-27 22:02:01,570 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:01,570 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:02:01,585 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:02:01,586 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]=== [2020-10-27 22:02:01,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:01,586 INFO L82 PathProgramCache]: Analyzing trace with hash 715515290, now seen corresponding path program 1 times [2020-10-27 22:02:01,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:01,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1493373506] [2020-10-27 22:02:01,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:01,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:01,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:01,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:02,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:02,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 182 [2020-10-27 22:02:02,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:02:02,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 955 [2020-10-27 22:02:02,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:02,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:02,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-27 22:02:02,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-27 22:02:02,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,275 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:03,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:03,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:02:03,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:03,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:03,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:03,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:03,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:03,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:03,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:03,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:03,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:03,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:03,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:02:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:03,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:02:03,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:03,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:02:03,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:03,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:03,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:02:03,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:03,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 22:02:03,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:03,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:03,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:03,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:03,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:03,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:03,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:03,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:03,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:03,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:03,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:03,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:03,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:03,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:03,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:03,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:03,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:03,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:03,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:03,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:03,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:03,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:03,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:03,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:02:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:03,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:03,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:03,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:03,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 22:02:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:03,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:03,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:03,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:03,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:03,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:02:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:03,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:03,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:03,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 22:02:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:03,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:03,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:03,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:03,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:03,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:03,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:03,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:03,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:03,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:03,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:03,607 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-27 22:02:03,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1493373506] [2020-10-27 22:02:03,608 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:03,608 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:02:03,609 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548989076] [2020-10-27 22:02:03,610 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:02:03,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:03,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:02:03,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:02:03,614 INFO L87 Difference]: Start difference. First operand 532 states and 652 transitions. Second operand 8 states. [2020-10-27 22:02:04,466 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:07,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:07,223 INFO L93 Difference]: Finished difference Result 1282 states and 1748 transitions. [2020-10-27 22:02:07,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:02:07,225 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 126 [2020-10-27 22:02:07,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:07,232 INFO L225 Difference]: With dead ends: 1282 [2020-10-27 22:02:07,232 INFO L226 Difference]: Without dead ends: 774 [2020-10-27 22:02:07,235 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:02:07,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 774 states. [2020-10-27 22:02:07,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 774 to 535. [2020-10-27 22:02:07,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 535 states. [2020-10-27 22:02:07,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 648 transitions. [2020-10-27 22:02:07,364 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 648 transitions. Word has length 126 [2020-10-27 22:02:07,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:07,364 INFO L481 AbstractCegarLoop]: Abstraction has 535 states and 648 transitions. [2020-10-27 22:02:07,364 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:02:07,365 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 648 transitions. [2020-10-27 22:02:07,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 22:02:07,368 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:07,369 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:02:07,369 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:02:07,369 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]=== [2020-10-27 22:02:07,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:07,370 INFO L82 PathProgramCache]: Analyzing trace with hash 877044882, now seen corresponding path program 1 times [2020-10-27 22:02:07,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:07,370 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [125746407] [2020-10-27 22:02:07,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:12,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:12,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 22:02:12,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:02:12,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 22:02:12,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:12,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:02:12,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-27 22:02:12,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-27 22:02:12,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,068 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:13,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:02:13,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:13,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:13,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:13,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:13,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:13,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:13,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:13,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:02:13,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:13,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:02:13,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:02:13,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:13,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:02:13,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:02:13,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:13,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:02:13,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:02:13,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:13,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:13,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:02:13,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:13,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:13,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:02:13,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:13,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:13,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:02:13,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:13,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:13,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:13,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:13,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:13,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:02:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:13,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 22:02:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:13,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:13,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:02:13,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:02:13,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 22:02:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:02:13,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:02:13,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:13,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:02:13,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:02:13,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:02:13,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:02:13,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:13,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:02:13,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:13,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:02:13,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:02:13,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:02:13,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:02:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:02:13,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:13,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:13,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:02:13,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:13,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:13,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:13,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:13,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 22:02:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:13,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 22:02:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:13,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:13,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:13,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:13,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:13,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:13,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:13,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:13,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:13,678 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-27 22:02:13,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [125746407] [2020-10-27 22:02:13,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:13,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 22:02:13,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481023760] [2020-10-27 22:02:13,680 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 22:02:13,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:13,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 22:02:13,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:02:13,681 INFO L87 Difference]: Start difference. First operand 535 states and 648 transitions. Second operand 14 states. [2020-10-27 22:02:14,752 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:15,855 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:20,316 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-27 22:02:21,752 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-27 22:02:23,274 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-27 22:02:25,321 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:02:26,150 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:02:26,921 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:27,672 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:30,851 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:02:31,645 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:02:34,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:34,719 INFO L93 Difference]: Finished difference Result 2614 states and 3917 transitions. [2020-10-27 22:02:34,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-27 22:02:34,720 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 152 [2020-10-27 22:02:34,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:34,737 INFO L225 Difference]: With dead ends: 2614 [2020-10-27 22:02:34,738 INFO L226 Difference]: Without dead ends: 2103 [2020-10-27 22:02:34,743 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 66 SyntacticMatches, 5 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 661 ImplicationChecksByTransitivity, 11.8s TimeCoverageRelationStatistics Valid=471, Invalid=1881, Unknown=0, NotChecked=0, Total=2352 [2020-10-27 22:02:34,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2103 states. [2020-10-27 22:02:35,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2103 to 1579. [2020-10-27 22:02:35,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1579 states. [2020-10-27 22:02:35,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1579 states and 2006 transitions. [2020-10-27 22:02:35,108 INFO L78 Accepts]: Start accepts. Automaton has 1579 states and 2006 transitions. Word has length 152 [2020-10-27 22:02:35,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:35,109 INFO L481 AbstractCegarLoop]: Abstraction has 1579 states and 2006 transitions. [2020-10-27 22:02:35,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 22:02:35,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 2006 transitions. [2020-10-27 22:02:35,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 22:02:35,113 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:35,114 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:02:35,114 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:02:35,114 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]=== [2020-10-27 22:02:35,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:35,115 INFO L82 PathProgramCache]: Analyzing trace with hash 804658324, now seen corresponding path program 1 times [2020-10-27 22:02:35,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:35,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2108677356] [2020-10-27 22:02:35,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:35,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:35,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:35,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:39,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:39,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 22:02:39,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:02:39,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4480 [2020-10-27 22:02:39,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:39,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:39,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 171 [2020-10-27 22:02:39,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:02:39,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,226 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:40,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:40,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:02:40,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:40,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:40,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:40,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:40,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:02:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:40,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:40,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:40,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:40,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:02:40,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:40,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:40,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:40,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:40,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:40,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:40,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:40,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:40,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:40,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:40,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:40,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:40,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:40,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:40,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:40,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:02:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:40,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 22:02:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:40,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:40,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 22:02:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:02:40,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:02:40,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:40,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:02:40,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:02:40,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:02:40,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:40,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:02:40,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:40,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:40,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:40,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:02:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:02:40,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:02:40,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:40,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:40,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 22:02:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:40,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:40,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 22:02:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:40,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:40,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:40,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:40,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:40,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:40,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:40,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:40,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:40,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:40,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 22:02:40,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2108677356] [2020-10-27 22:02:40,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:40,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 22:02:40,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558166102] [2020-10-27 22:02:40,587 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 22:02:40,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:40,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 22:02:40,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:02:40,588 INFO L87 Difference]: Start difference. First operand 1579 states and 2006 transitions. Second operand 11 states. [2020-10-27 22:02:44,110 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:44,852 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:45,625 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:46,375 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:46,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:46,906 INFO L93 Difference]: Finished difference Result 2415 states and 3200 transitions. [2020-10-27 22:02:46,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 22:02:46,907 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 152 [2020-10-27 22:02:46,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:46,909 INFO L225 Difference]: With dead ends: 2415 [2020-10-27 22:02:46,909 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:02:46,917 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2020-10-27 22:02:46,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:02:46,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:02:46,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:02:46,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:02:46,918 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 152 [2020-10-27 22:02:46,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:46,918 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:02:46,919 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 22:02:46,919 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:02:46,919 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:02:46,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:02:46,921 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:02:50,425 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 336 DAG size of output: 302 [2020-10-27 22:02:50,909 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 93 [2020-10-27 22:02:55,157 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 298 [2020-10-27 22:02:55,797 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 296 [2020-10-27 22:02:57,453 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 302 [2020-10-27 22:02:59,139 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 168 DAG size of output: 11 [2020-10-27 22:03:00,335 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 164 DAG size of output: 15 [2020-10-27 22:03:00,907 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:03:01,589 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 26 [2020-10-27 22:03:04,313 WARN L193 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 211 DAG size of output: 39 [2020-10-27 22:03:04,887 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:03:07,326 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 244 DAG size of output: 30 [2020-10-27 22:03:07,967 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 17 [2020-10-27 22:03:09,811 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 162 DAG size of output: 18 [2020-10-27 22:03:11,477 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 154 DAG size of output: 20 [2020-10-27 22:03:12,041 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-27 22:03:12,674 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:03:14,959 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 177 DAG size of output: 26 [2020-10-27 22:03:15,623 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 26 [2020-10-27 22:03:16,214 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:03:18,007 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 166 DAG size of output: 28 [2020-10-27 22:03:18,669 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 26 [2020-10-27 22:03:20,491 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 166 DAG size of output: 14 [2020-10-27 22:03:21,714 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 157 DAG size of output: 15 [2020-10-27 22:03:22,400 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-27 22:03:24,180 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 166 DAG size of output: 25 [2020-10-27 22:03:25,889 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 168 DAG size of output: 26 [2020-10-27 22:03:26,609 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 19 [2020-10-27 22:03:27,158 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-27 22:03:28,358 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 164 DAG size of output: 15 [2020-10-27 22:03:30,828 WARN L193 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 181 DAG size of output: 30 [2020-10-27 22:03:32,102 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 157 DAG size of output: 15 [2020-10-27 22:03:32,730 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:03:33,958 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 152 DAG size of output: 10 [2020-10-27 22:03:34,066 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 23 [2020-10-27 22:03:35,686 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 240 DAG size of output: 27 [2020-10-27 22:03:36,321 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 22:03:37,044 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 26 [2020-10-27 22:03:39,919 WARN L193 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 239 DAG size of output: 32 [2020-10-27 22:03:40,525 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-27 22:03:41,253 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 26 [2020-10-27 22:03:42,027 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 20 [2020-10-27 22:03:42,654 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:03:43,382 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 26 [2020-10-27 22:03:44,057 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 17 [2020-10-27 22:03:45,296 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 162 DAG size of output: 17 [2020-10-27 22:03:45,880 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-27 22:03:45,991 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 26 [2020-10-27 22:03:48,620 WARN L193 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 166 DAG size of output: 18 [2020-10-27 22:03:49,868 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-27 22:03:52,373 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 244 DAG size of output: 30 [2020-10-27 22:03:53,560 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 151 DAG size of output: 11 [2020-10-27 22:03:54,197 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 22:03:54,804 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-27 22:03:56,631 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 154 DAG size of output: 20 [2020-10-27 22:03:57,251 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-27 22:03:58,032 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 26 [2020-10-27 22:03:58,752 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 26 [2020-10-27 22:03:58,757 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:03:58,757 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:03:58,758 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:03:58,758 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:03:58,758 INFO L274 CegarLoopResult]: For program point L192(lines 192 196) no Hoare annotation was computed. [2020-10-27 22:03:58,758 INFO L274 CegarLoopResult]: For program point L192-1(lines 192 196) no Hoare annotation was computed. [2020-10-27 22:03:58,758 INFO L274 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-27 22:03:58,758 INFO L274 CegarLoopResult]: For program point L186-2(lines 186 207) no Hoare annotation was computed. [2020-10-27 22:03:58,758 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 161 216) no Hoare annotation was computed. [2020-10-27 22:03:58,758 INFO L274 CegarLoopResult]: For program point L208(lines 185 209) no Hoare annotation was computed. [2020-10-27 22:03:58,758 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 161 216) no Hoare annotation was computed. [2020-10-27 22:03:58,759 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 161 216) no Hoare annotation was computed. [2020-10-27 22:03:58,759 INFO L274 CegarLoopResult]: For program point L249(lines 249 253) no Hoare annotation was computed. [2020-10-27 22:03:58,759 INFO L274 CegarLoopResult]: For program point L249-1(lines 249 253) no Hoare annotation was computed. [2020-10-27 22:03:58,759 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 217 276) no Hoare annotation was computed. [2020-10-27 22:03:58,759 INFO L274 CegarLoopResult]: For program point L244(line 244) no Hoare annotation was computed. [2020-10-27 22:03:58,759 INFO L274 CegarLoopResult]: For program point L243-2(lines 243 268) no Hoare annotation was computed. [2020-10-27 22:03:58,759 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 217 276) no Hoare annotation was computed. [2020-10-27 22:03:58,759 INFO L274 CegarLoopResult]: For program point L269(lines 242 270) no Hoare annotation was computed. [2020-10-27 22:03:58,760 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 217 276) no Hoare annotation was computed. [2020-10-27 22:03:58,760 INFO L274 CegarLoopResult]: For program point L262(line 262) no Hoare annotation was computed. [2020-10-27 22:03:58,760 INFO L274 CegarLoopResult]: For program point L262-1(line 262) no Hoare annotation was computed. [2020-10-27 22:03:58,760 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 92 98) the Hoare annotation is: true [2020-10-27 22:03:58,760 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 92 98) no Hoare annotation was computed. [2020-10-27 22:03:58,760 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 99 107) no Hoare annotation was computed. [2020-10-27 22:03:58,760 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 99 107) the Hoare annotation is: true [2020-10-27 22:03:58,761 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 99 107) no Hoare annotation was computed. [2020-10-27 22:03:58,761 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 838 860) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:58,761 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 838 860) no Hoare annotation was computed. [2020-10-27 22:03:58,761 INFO L270 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:58,761 INFO L270 CegarLoopResult]: At program point L850-1(line 850) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:58,761 INFO L274 CegarLoopResult]: For program point L848(lines 848 855) no Hoare annotation was computed. [2020-10-27 22:03:58,762 INFO L274 CegarLoopResult]: For program point L848-1(lines 848 855) no Hoare annotation was computed. [2020-10-27 22:03:58,762 INFO L274 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-27 22:03:58,762 INFO L270 CegarLoopResult]: At program point L845(line 845) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:58,762 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 838 860) no Hoare annotation was computed. [2020-10-27 22:03:58,762 INFO L270 CegarLoopResult]: At program point L844(line 844) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:58,762 INFO L270 CegarLoopResult]: At program point L844-1(line 844) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:58,762 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 797 820) no Hoare annotation was computed. [2020-10-27 22:03:58,763 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 797 820) no Hoare annotation was computed. [2020-10-27 22:03:58,763 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 797 820) no Hoare annotation was computed. [2020-10-27 22:03:58,763 INFO L274 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-10-27 22:03:58,763 INFO L274 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-10-27 22:03:58,763 INFO L274 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-10-27 22:03:58,763 INFO L274 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-10-27 22:03:58,763 INFO L274 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-10-27 22:03:58,763 INFO L274 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-10-27 22:03:58,763 INFO L274 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-10-27 22:03:58,763 INFO L274 CegarLoopResult]: For program point L808(line 808) no Hoare annotation was computed. [2020-10-27 22:03:58,763 INFO L274 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-10-27 22:03:58,764 INFO L274 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-10-27 22:03:58,764 INFO L274 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-10-27 22:03:58,764 INFO L274 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-10-27 22:03:58,764 INFO L274 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-10-27 22:03:58,764 INFO L274 CegarLoopResult]: For program point L802(line 802) no Hoare annotation was computed. [2020-10-27 22:03:58,764 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 682 690) no Hoare annotation was computed. [2020-10-27 22:03:58,764 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 682 690) the Hoare annotation is: true [2020-10-27 22:03:58,764 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 682 690) no Hoare annotation was computed. [2020-10-27 22:03:58,764 INFO L277 CegarLoopResult]: At program point L753(line 753) the Hoare annotation is: true [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point L755-2(lines 755 759) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point L753-1(line 753) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 746 764) the Hoare annotation is: true [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 746 764) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point L755(lines 755 759) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 746 764) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point L698(lines 698 706) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point L698-2(lines 698 706) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point L721-1(line 721) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 691 726) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 691 726) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point L710(lines 710 718) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point L710-2(lines 710 718) no Hoare annotation was computed. [2020-10-27 22:03:58,765 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 691 726) no Hoare annotation was computed. [2020-10-27 22:03:58,766 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 85 91) no Hoare annotation was computed. [2020-10-27 22:03:58,766 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 85 91) the Hoare annotation is: true [2020-10-27 22:03:58,766 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 115 160) no Hoare annotation was computed. [2020-10-27 22:03:58,766 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 115 160) no Hoare annotation was computed. [2020-10-27 22:03:58,766 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 115 160) no Hoare annotation was computed. [2020-10-27 22:03:58,766 INFO L274 CegarLoopResult]: For program point L448(lines 448 455) no Hoare annotation was computed. [2020-10-27 22:03:58,766 INFO L274 CegarLoopResult]: For program point L442(lines 442 462) no Hoare annotation was computed. [2020-10-27 22:03:58,766 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 428 473) no Hoare annotation was computed. [2020-10-27 22:03:58,766 INFO L274 CegarLoopResult]: For program point L442-1(lines 442 462) no Hoare annotation was computed. [2020-10-27 22:03:58,766 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 452 453) no Hoare annotation was computed. [2020-10-27 22:03:58,766 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 459 460) no Hoare annotation was computed. [2020-10-27 22:03:58,766 INFO L274 CegarLoopResult]: For program point L459(lines 459 460) no Hoare annotation was computed. [2020-10-27 22:03:58,767 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 428 473) no Hoare annotation was computed. [2020-10-27 22:03:58,767 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 428 473) no Hoare annotation was computed. [2020-10-27 22:03:58,767 INFO L274 CegarLoopResult]: For program point L452(lines 452 453) no Hoare annotation was computed. [2020-10-27 22:03:58,767 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 828 837) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:58,767 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 828 837) no Hoare annotation was computed. [2020-10-27 22:03:58,767 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 828 837) no Hoare annotation was computed. [2020-10-27 22:03:58,767 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 671 681) the Hoare annotation is: true [2020-10-27 22:03:58,767 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 671 681) no Hoare annotation was computed. [2020-10-27 22:03:58,767 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 671 681) no Hoare annotation was computed. [2020-10-27 22:03:58,767 INFO L277 CegarLoopResult]: At program point L676(line 676) the Hoare annotation is: true [2020-10-27 22:03:58,767 INFO L274 CegarLoopResult]: For program point L676-1(line 676) no Hoare annotation was computed. [2020-10-27 22:03:58,767 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 663 670) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:03:58,768 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 663 670) no Hoare annotation was computed. [2020-10-27 22:03:58,768 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 663 670) no Hoare annotation was computed. [2020-10-27 22:03:58,768 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 942 955) no Hoare annotation was computed. [2020-10-27 22:03:58,768 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 942 955) the Hoare annotation is: true [2020-10-27 22:03:58,768 INFO L274 CegarLoopResult]: For program point L946(lines 946 952) no Hoare annotation was computed. [2020-10-27 22:03:58,768 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 942 955) no Hoare annotation was computed. [2020-10-27 22:03:58,768 INFO L270 CegarLoopResult]: At program point L631(line 631) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:58,768 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 612 636) no Hoare annotation was computed. [2020-10-27 22:03:58,768 INFO L274 CegarLoopResult]: For program point L631-1(lines 612 636) no Hoare annotation was computed. [2020-10-27 22:03:58,768 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 612 636) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:03:58,768 INFO L270 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-27 22:03:58,768 INFO L270 CegarLoopResult]: At program point L622(line 622) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~6))))) [2020-10-27 22:03:58,768 INFO L274 CegarLoopResult]: For program point L620(lines 620 628) no Hoare annotation was computed. [2020-10-27 22:03:58,769 INFO L270 CegarLoopResult]: At program point L618(line 618) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:03:58,769 INFO L274 CegarLoopResult]: For program point L618-1(line 618) no Hoare annotation was computed. [2020-10-27 22:03:58,769 INFO L274 CegarLoopResult]: For program point L616(lines 616 633) no Hoare annotation was computed. [2020-10-27 22:03:58,769 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 578 584) no Hoare annotation was computed. [2020-10-27 22:03:58,769 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 578 584) the Hoare annotation is: true [2020-10-27 22:03:58,769 INFO L270 CegarLoopResult]: At program point testENTRY(lines 479 542) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:58,769 INFO L270 CegarLoopResult]: At program point L535(lines 488 536) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:58,769 INFO L274 CegarLoopResult]: For program point testFINAL(lines 479 542) no Hoare annotation was computed. [2020-10-27 22:03:58,769 INFO L274 CegarLoopResult]: For program point L525(lines 525 529) no Hoare annotation was computed. [2020-10-27 22:03:58,769 INFO L270 CegarLoopResult]: At program point L525-2(lines 519 530) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (<= 2 ~waterLevel~0) (and (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:58,769 INFO L274 CegarLoopResult]: For program point L490(lines 489 534) no Hoare annotation was computed. [2020-10-27 22:03:58,770 INFO L274 CegarLoopResult]: For program point L519(lines 519 530) no Hoare annotation was computed. [2020-10-27 22:03:58,770 INFO L270 CegarLoopResult]: At program point L511(line 511) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (<= 2 ~waterLevel~0)) (and (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:58,770 INFO L274 CegarLoopResult]: For program point L509(lines 509 515) no Hoare annotation was computed. [2020-10-27 22:03:58,770 INFO L274 CegarLoopResult]: For program point L509-1(lines 509 515) no Hoare annotation was computed. [2020-10-27 22:03:58,770 INFO L270 CegarLoopResult]: At program point L501(line 501) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:58,770 INFO L270 CegarLoopResult]: At program point L532(lines 489 534) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:58,770 INFO L274 CegarLoopResult]: For program point L499(lines 499 505) no Hoare annotation was computed. [2020-10-27 22:03:58,770 INFO L274 CegarLoopResult]: For program point L499-1(lines 499 505) no Hoare annotation was computed. [2020-10-27 22:03:58,770 INFO L274 CegarLoopResult]: For program point L491(lines 491 495) no Hoare annotation was computed. [2020-10-27 22:03:58,770 INFO L274 CegarLoopResult]: For program point testEXIT(lines 479 542) no Hoare annotation was computed. [2020-10-27 22:03:58,770 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 406 407) no Hoare annotation was computed. [2020-10-27 22:03:58,770 INFO L274 CegarLoopResult]: For program point L413(lines 413 414) no Hoare annotation was computed. [2020-10-27 22:03:58,770 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 413 414) no Hoare annotation was computed. [2020-10-27 22:03:58,771 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 382 427) no Hoare annotation was computed. [2020-10-27 22:03:58,771 INFO L274 CegarLoopResult]: For program point L406(lines 406 407) no Hoare annotation was computed. [2020-10-27 22:03:58,771 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 382 427) no Hoare annotation was computed. [2020-10-27 22:03:58,771 INFO L274 CegarLoopResult]: For program point L402(lines 402 409) no Hoare annotation was computed. [2020-10-27 22:03:58,771 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 382 427) no Hoare annotation was computed. [2020-10-27 22:03:58,771 INFO L274 CegarLoopResult]: For program point L396(lines 396 416) no Hoare annotation was computed. [2020-10-27 22:03:58,771 INFO L274 CegarLoopResult]: For program point L396-1(lines 396 416) no Hoare annotation was computed. [2020-10-27 22:03:58,771 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 637 644) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0)) (not (<= ~methaneLevelCritical~0 0))) [2020-10-27 22:03:58,771 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 637 644) no Hoare annotation was computed. [2020-10-27 22:03:58,771 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 637 644) no Hoare annotation was computed. [2020-10-27 22:03:58,771 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 956 964) no Hoare annotation was computed. [2020-10-27 22:03:58,771 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 956 964) the Hoare annotation is: true [2020-10-27 22:03:58,771 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 956 964) no Hoare annotation was computed. [2020-10-27 22:03:58,771 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 910 932) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point L918(lines 918 926) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 910 932) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 910 932) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point L918-2(lines 918 926) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 75 84) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 75 84) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 75 84) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 279 381) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point L349(lines 327 350) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point L308(lines 308 324) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point L368(lines 368 375) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point L329(lines 328 348) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point L360(line 360) no Hoare annotation was computed. [2020-10-27 22:03:58,772 INFO L274 CegarLoopResult]: For program point L360-1(line 360) no Hoare annotation was computed. [2020-10-27 22:03:58,773 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 279 381) no Hoare annotation was computed. [2020-10-27 22:03:58,773 INFO L274 CegarLoopResult]: For program point L325(lines 325 366) no Hoare annotation was computed. [2020-10-27 22:03:58,773 INFO L274 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-10-27 22:03:58,773 INFO L274 CegarLoopResult]: For program point L344-1(line 344) no Hoare annotation was computed. [2020-10-27 22:03:58,773 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 279 381) no Hoare annotation was computed. [2020-10-27 22:03:58,773 INFO L274 CegarLoopResult]: For program point L303(lines 303 307) no Hoare annotation was computed. [2020-10-27 22:03:58,773 INFO L274 CegarLoopResult]: For program point L367(lines 367 378) no Hoare annotation was computed. [2020-10-27 22:03:58,773 INFO L274 CegarLoopResult]: For program point L330(lines 330 334) no Hoare annotation was computed. [2020-10-27 22:03:58,773 INFO L274 CegarLoopResult]: For program point L328-2(lines 328 348) no Hoare annotation was computed. [2020-10-27 22:03:58,773 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:03:58,774 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string81.base| |old(#t~string81.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string81.offset| |old(#t~string81.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-27 22:03:58,774 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:03:58,774 INFO L270 CegarLoopResult]: At program point L657(line 657) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:58,774 INFO L274 CegarLoopResult]: For program point L657-1(lines 646 662) no Hoare annotation was computed. [2020-10-27 22:03:58,774 INFO L274 CegarLoopResult]: For program point L653(lines 653 659) no Hoare annotation was computed. [2020-10-27 22:03:58,774 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 646 662) no Hoare annotation was computed. [2020-10-27 22:03:58,774 INFO L270 CegarLoopResult]: At program point L651(line 651) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:58,774 INFO L274 CegarLoopResult]: For program point L651-1(line 651) no Hoare annotation was computed. [2020-10-27 22:03:58,774 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 646 662) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:58,774 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 727 745) no Hoare annotation was computed. [2020-10-27 22:03:58,774 INFO L274 CegarLoopResult]: For program point L736(lines 736 740) no Hoare annotation was computed. [2020-10-27 22:03:58,774 INFO L277 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: true [2020-10-27 22:03:58,775 INFO L274 CegarLoopResult]: For program point L736-2(lines 736 740) no Hoare annotation was computed. [2020-10-27 22:03:58,775 INFO L274 CegarLoopResult]: For program point L734-1(line 734) no Hoare annotation was computed. [2020-10-27 22:03:58,775 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 727 745) the Hoare annotation is: true [2020-10-27 22:03:58,775 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 727 745) no Hoare annotation was computed. [2020-10-27 22:03:58,775 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 933 941) no Hoare annotation was computed. [2020-10-27 22:03:58,775 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 933 941) no Hoare annotation was computed. [2020-10-27 22:03:58,775 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 933 941) no Hoare annotation was computed. [2020-10-27 22:03:58,775 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:03:58,775 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:03:58,775 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:03:58,775 INFO L274 CegarLoopResult]: For program point L893-1(lines 889 900) no Hoare annotation was computed. [2020-10-27 22:03:58,776 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 889 900) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) .cse0 (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) (not (<= 2 ~waterLevel~0))) (or (not (<= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) .cse0 (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-27 22:03:58,776 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 889 900) no Hoare annotation was computed. [2020-10-27 22:03:58,776 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 901 909) the Hoare annotation is: true [2020-10-27 22:03:58,776 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 901 909) no Hoare annotation was computed. [2020-10-27 22:03:58,776 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 901 909) no Hoare annotation was computed. [2020-10-27 22:03:58,776 INFO L270 CegarLoopResult]: At program point L567(line 567) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0))) (or (and .cse0 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:03:58,776 INFO L270 CegarLoopResult]: At program point L565(lines 565 571) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (and .cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (<= ~methaneLevelCritical~0 0)) (.cse4 (<= 0 ~methaneLevelCritical~0)) (.cse6 (<= 2 ~waterLevel~0)) (.cse7 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4)) (or (and .cse5 .cse6) .cse0 .cse1 (not (<= 1 |old(~waterLevel~0)|)) .cse2 .cse7) (let ((.cse8 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (or (and .cse3 .cse4 .cse6 .cse8) (not (<= 2 |old(~waterLevel~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) .cse8) .cse7))))) [2020-10-27 22:03:58,776 INFO L270 CegarLoopResult]: At program point L560(line 560) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)))) [2020-10-27 22:03:58,777 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 554 577) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)))) [2020-10-27 22:03:58,777 INFO L274 CegarLoopResult]: For program point L558(lines 557 576) no Hoare annotation was computed. [2020-10-27 22:03:58,777 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 554 577) no Hoare annotation was computed. [2020-10-27 22:03:58,777 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 554 577) no Hoare annotation was computed. [2020-10-27 22:03:58,777 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 767 796) no Hoare annotation was computed. [2020-10-27 22:03:58,777 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 767 796) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:03:58,777 INFO L277 CegarLoopResult]: At program point L792(lines 767 796) the Hoare annotation is: true [2020-10-27 22:03:58,777 INFO L274 CegarLoopResult]: For program point L788(line 788) no Hoare annotation was computed. [2020-10-27 22:03:58,777 INFO L274 CegarLoopResult]: For program point L781(lines 781 785) no Hoare annotation was computed. [2020-10-27 22:03:58,777 INFO L270 CegarLoopResult]: At program point L781-1(lines 781 785) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0))) [2020-10-27 22:03:58,778 INFO L274 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-10-27 22:03:58,778 INFO L270 CegarLoopResult]: At program point L777-2(lines 777 791) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0))) [2020-10-27 22:03:58,778 INFO L270 CegarLoopResult]: At program point L773(line 773) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:03:58,778 INFO L274 CegarLoopResult]: For program point L773-1(line 773) no Hoare annotation was computed. [2020-10-27 22:03:58,778 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 865 876) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) [2020-10-27 22:03:58,778 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 865 876) no Hoare annotation was computed. [2020-10-27 22:03:58,778 INFO L274 CegarLoopResult]: For program point L869-1(lines 865 876) no Hoare annotation was computed. [2020-10-27 22:03:58,778 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 821 827) no Hoare annotation was computed. [2020-10-27 22:03:58,778 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 821 827) the Hoare annotation is: true [2020-10-27 22:03:58,778 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:03:58,778 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)) (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0)) [2020-10-27 22:03:58,779 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:03:58,779 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:03:58,779 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 586 610) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:03:58,779 INFO L270 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-27 22:03:58,779 INFO L274 CegarLoopResult]: For program point L605-1(lines 586 610) no Hoare annotation was computed. [2020-10-27 22:03:58,779 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 586 610) no Hoare annotation was computed. [2020-10-27 22:03:58,779 INFO L270 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~5 0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-27 22:03:58,779 INFO L270 CegarLoopResult]: At program point L596(line 596) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-27 22:03:58,779 INFO L274 CegarLoopResult]: For program point L594(lines 594 602) no Hoare annotation was computed. [2020-10-27 22:03:58,779 INFO L270 CegarLoopResult]: At program point L592(line 592) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:03:58,779 INFO L274 CegarLoopResult]: For program point L592-1(line 592) no Hoare annotation was computed. [2020-10-27 22:03:58,779 INFO L274 CegarLoopResult]: For program point L590(lines 590 607) no Hoare annotation was computed. [2020-10-27 22:03:58,779 INFO L274 CegarLoopResult]: For program point L881-1(lines 877 888) no Hoare annotation was computed. [2020-10-27 22:03:58,779 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 877 888) no Hoare annotation was computed. [2020-10-27 22:03:58,780 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 877 888) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~waterLevel~0)|)) .cse0 (not (<= 0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 0))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (not (<= 0 ~methaneLevelCritical~0)) .cse1 (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:03:58,780 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 966 973) no Hoare annotation was computed. [2020-10-27 22:03:58,780 INFO L274 CegarLoopResult]: For program point L970(line 970) no Hoare annotation was computed. [2020-10-27 22:03:58,780 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 966 973) the Hoare annotation is: true [2020-10-27 22:03:58,780 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 966 973) no Hoare annotation was computed. [2020-10-27 22:03:58,780 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 45 69) the Hoare annotation is: true [2020-10-27 22:03:58,780 INFO L270 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= 2 ~waterLevel~0)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) .cse0 (not (<= ~pumpRunning~0 0))))) [2020-10-27 22:03:58,780 INFO L274 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-10-27 22:03:58,780 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 45 69) no Hoare annotation was computed. [2020-10-27 22:03:58,780 INFO L270 CegarLoopResult]: At program point L55(line 55) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (<= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or (not (<= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) .cse0 .cse1 (not (<= ~pumpRunning~0 0)) .cse2))) [2020-10-27 22:03:58,780 INFO L274 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-10-27 22:03:58,780 INFO L274 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-10-27 22:03:58,781 INFO L274 CegarLoopResult]: For program point L53-1(lines 45 69) no Hoare annotation was computed. [2020-10-27 22:03:58,781 INFO L277 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-10-27 22:03:58,781 INFO L274 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2020-10-27 22:03:58,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:03:58 BoogieIcfgContainer [2020-10-27 22:03:58,808 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:03:58,813 INFO L168 Benchmark]: Toolchain (without parser) took 193955.14 ms. Allocated memory was 151.0 MB in the beginning and 720.4 MB in the end (delta: 569.4 MB). Free memory was 125.6 MB in the beginning and 434.8 MB in the end (delta: -309.2 MB). Peak memory consumption was 469.4 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:58,814 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 151.0 MB. Free memory was 123.2 MB in the beginning and 123.1 MB in the end (delta: 118.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:03:58,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.75 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 102.9 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:58,818 INFO L168 Benchmark]: Boogie Preprocessor took 114.54 ms. Allocated memory is still 151.0 MB. Free memory was 102.7 MB in the beginning and 132.4 MB in the end (delta: -29.8 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:58,819 INFO L168 Benchmark]: RCFGBuilder took 1469.42 ms. Allocated memory is still 151.0 MB. Free memory was 132.4 MB in the beginning and 125.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:58,820 INFO L168 Benchmark]: TraceAbstraction took 191683.35 ms. Allocated memory was 151.0 MB in the beginning and 720.4 MB in the end (delta: 569.4 MB). Free memory was 124.6 MB in the beginning and 434.8 MB in the end (delta: -310.1 MB). Peak memory consumption was 467.4 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:58,826 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 151.0 MB. Free memory was 123.2 MB in the beginning and 123.1 MB in the end (delta: 118.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 670.75 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 102.9 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 114.54 ms. Allocated memory is still 151.0 MB. Free memory was 102.7 MB in the beginning and 132.4 MB in the end (delta: -29.8 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1469.42 ms. Allocated memory is still 151.0 MB. Free memory was 132.4 MB in the beginning and 125.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 191683.35 ms. Allocated memory was 151.0 MB in the beginning and 720.4 MB in the end (delta: 569.4 MB). Free memory was 124.6 MB in the beginning and 434.8 MB in the end (delta: -310.1 MB). Peak memory consumption was 467.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 413]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 406]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 452]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 459]: 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: 489]: Loop Invariant Derived loop invariant: ((((((!(0 <= \old(methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || !(1 <= \old(waterLevel))) || !(0 <= \old(pumpRunning))) || (2 <= waterLevel && \old(methaneLevelCritical) == methaneLevelCritical)) || !(\old(methaneLevelCritical) <= 0)) || 0 == systemActive) || ((0 <= pumpRunning && 1 <= waterLevel) && pumpRunning <= 0) - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: (((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || (methaneLevelCritical <= 0 && 0 <= methaneLevelCritical) - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: ((((((!(0 <= \old(methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || !(1 <= \old(waterLevel))) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || 0 == systemActive) || (methaneLevelCritical <= 0 && 0 <= methaneLevelCritical)) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 254 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 119.6s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 79.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 71.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1026 SDtfs, 3452 SDslu, 1549 SDs, 0 SdLazy, 7967 SolverSat, 2584 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 447 GetRequests, 294 SyntacticMatches, 5 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 952 ImplicationChecksByTransitivity, 45.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1579occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 7 MinimizatonAttempts, 1149 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 2199 PreInvPairs, 2870 NumberOfFragments, 1542 HoareAnnotationTreeSize, 2199 FomulaSimplifications, 90666174 FormulaSimplificationTreeSizeReduction, 11.0s HoareSimplificationTime, 64 FomulaSimplificationsInter, 3853686 FormulaSimplificationTreeSizeReductionInter, 60.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 38.6s InterpolantComputationTime, 804 NumberOfCodeBlocks, 804 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 797 ConstructedInterpolants, 0 QuantifiedInterpolants, 325370 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 135/144 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...