/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_spec2_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:03:55,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:03:55,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:03:55,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:03:55,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:03:55,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:03:55,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:03:55,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:03:55,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:03:55,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:03:55,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:03:55,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:03:55,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:03:55,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:03:55,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:03:55,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:03:55,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:03:55,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:03:55,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:03:55,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:03:55,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:03:55,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:03:55,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:03:55,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:03:55,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:03:55,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:03:55,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:03:55,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:03:55,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:03:55,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:03:55,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:03:55,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:03:55,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:03:55,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:03:55,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:03:55,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:03:55,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:03:55,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:03:55,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:03:55,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:03:55,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:03:55,134 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 22:03:55,161 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:03:55,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:03:55,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:03:55,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:03:55,164 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:03:55,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:03:55,164 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:03:55,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:03:55,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:03:55,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:03:55,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:03:55,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:03:55,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:03:55,166 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:03:55,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:03:55,167 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:03:55,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:03:55,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:03:55,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:03:55,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:03:55,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:03:55,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:03:55,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:03:55,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:03:55,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:03:55,170 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:03:55,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:03:55,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:03:55,170 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:03:55,171 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:03:55,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:03:55,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:03:55,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:03:55,637 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:03:55,638 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:03:55,640 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2020-10-27 22:03:55,734 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5ccf71b2b/578d90e7b80d4df88b6e1a710834009b/FLAG8b08f73c7 [2020-10-27 22:03:56,472 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:03:56,476 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2020-10-27 22:03:56,505 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5ccf71b2b/578d90e7b80d4df88b6e1a710834009b/FLAG8b08f73c7 [2020-10-27 22:03:56,707 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5ccf71b2b/578d90e7b80d4df88b6e1a710834009b [2020-10-27 22:03:56,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:03:56,719 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:03:56,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:03:56,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:03:56,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:03:56,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:03:56" (1/1) ... [2020-10-27 22:03:56,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1661cff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:03:56, skipping insertion in model container [2020-10-27 22:03:56,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:03:56" (1/1) ... [2020-10-27 22:03:56,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:03:56,818 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:03:57,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:03:57,215 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:03:57,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:03:57,344 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:03:57,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:03:57 WrapperNode [2020-10-27 22:03:57,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:03:57,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:03:57,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:03:57,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:03:57,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:03:57" (1/1) ... [2020-10-27 22:03:57,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:03:57" (1/1) ... [2020-10-27 22:03:57,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:03:57" (1/1) ... [2020-10-27 22:03:57,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:03:57" (1/1) ... [2020-10-27 22:03:57,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:03:57" (1/1) ... [2020-10-27 22:03:57,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:03:57" (1/1) ... [2020-10-27 22:03:57,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:03:57" (1/1) ... [2020-10-27 22:03:57,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:03:57,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:03:57,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:03:57,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:03:57,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:03:57" (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 22:03:57,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:03:57,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:03:57,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:03:57,546 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:03:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:03:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:03:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:03:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:03:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:03:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:03:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:03:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:03:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:03:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:03:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:03:57,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 22:03:57,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 22:03:57,549 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:03:57,549 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:03:57,549 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:03:57,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:03:57,550 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:03:57,550 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:03:57,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:03:57,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:03:57,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:03:57,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:03:57,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:03:57,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:03:57,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:03:57,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:03:57,552 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:03:57,552 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:03:57,552 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:03:57,552 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:03:57,552 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:03:57,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:03:57,553 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:03:57,553 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:03:57,553 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:03:57,553 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:03:57,553 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:03:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:03:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:03:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:03:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:03:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:03:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:03:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:03:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:03:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:03:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:03:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:03:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:03:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:03:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 22:03:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:03:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:03:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:03:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:03:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:03:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:03:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:03:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:03:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:03:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:03:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 22:03:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:03:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:03:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:03:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:03:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:03:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:03:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:03:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:03:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:03:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:03:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:03:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:03:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:03:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:03:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:03:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:03:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:03:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:03:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:03:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:03:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:03:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:03:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:03:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:03:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:03:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:03:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:03:58,773 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:03:58,773 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:03:58,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:03:58 BoogieIcfgContainer [2020-10-27 22:03:58,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:03:58,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:03:58,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:03:58,784 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:03:58,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:03:56" (1/3) ... [2020-10-27 22:03:58,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f2822ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:03:58, skipping insertion in model container [2020-10-27 22:03:58,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:03:57" (2/3) ... [2020-10-27 22:03:58,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f2822ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:03:58, skipping insertion in model container [2020-10-27 22:03:58,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:03:58" (3/3) ... [2020-10-27 22:03:58,788 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product37.cil.c [2020-10-27 22:03:58,805 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:03:58,811 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:03:58,825 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:03:58,867 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:03:58,867 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:03:58,867 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:03:58,868 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:03:58,868 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:03:58,868 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:03:58,869 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:03:58,870 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:03:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-10-27 22:03:58,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-27 22:03:58,911 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:03:58,911 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:03:58,913 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 22:03:58,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:03:58,923 INFO L82 PathProgramCache]: Analyzing trace with hash -1138949822, now seen corresponding path program 1 times [2020-10-27 22:03:58,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:03:58,931 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [480211238] [2020-10-27 22:03:58,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:03:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:03:59,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:03:59,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:03:59,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:00,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:01,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:04,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:04,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:04:04,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:04:04,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-27 22:04:04,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:04,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:04:04,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 22:04:04,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:04:04,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 22:04:04,832 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:04:04,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:04:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:04,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:04,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:04,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:04,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:04,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-27 22:04:04,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:04,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:04,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:04,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:04,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:04,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:04:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:04,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:04,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:04,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:04,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:04,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:04:04,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:04,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:04,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:04,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:04,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:04,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:04:04,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:04,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:04,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:04,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:04,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:04,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:04:04,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:04,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:04,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:04,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:04,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:04:04,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:04:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:04,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:04,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:04,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:04,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:04,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:04,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:04,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:04,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:04:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:04,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:04,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:04,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:04,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:04,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:04,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:04,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:04,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:04,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:04,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:04,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:04:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:04,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:05,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:05,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:05,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:05,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:04:05,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:05,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:05,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:05,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:05,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:04:05,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:04:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:05,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:05,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:05,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:05,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:05,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:04:05,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:05,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:05,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:05,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:04:05,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:05,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:04:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:05,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:05,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:05,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:05,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:05,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:04:05,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:05,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:04:05,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:05,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:04:05,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:05,088 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 22:04:05,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [480211238] [2020-10-27 22:04:05,091 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:04:05,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:04:05,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71819274] [2020-10-27 22:04:05,099 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:04:05,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:04:05,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:04:05,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:04:05,121 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 8 states. [2020-10-27 22:04:06,030 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:04:07,381 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:04:07,846 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:04:08,343 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:04:09,245 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:04:10,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:04:10,477 INFO L93 Difference]: Finished difference Result 369 states and 505 transitions. [2020-10-27 22:04:10,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 22:04:10,480 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-10-27 22:04:10,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:04:10,495 INFO L225 Difference]: With dead ends: 369 [2020-10-27 22:04:10,495 INFO L226 Difference]: Without dead ends: 227 [2020-10-27 22:04:10,501 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:04:10,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-10-27 22:04:10,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 193. [2020-10-27 22:04:10,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2020-10-27 22:04:10,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 235 transitions. [2020-10-27 22:04:10,629 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 235 transitions. Word has length 52 [2020-10-27 22:04:10,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:04:10,630 INFO L481 AbstractCegarLoop]: Abstraction has 193 states and 235 transitions. [2020-10-27 22:04:10,630 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:04:10,630 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 235 transitions. [2020-10-27 22:04:10,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-27 22:04:10,635 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:04:10,635 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:04:10,636 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:04:10,636 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 22:04:10,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:04:10,637 INFO L82 PathProgramCache]: Analyzing trace with hash -1470269773, now seen corresponding path program 1 times [2020-10-27 22:04:10,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:04:10,637 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [207329357] [2020-10-27 22:04:10,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:04:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:10,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:10,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:13,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:15,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:15,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-27 22:04:15,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:04:15,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:04:15,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:15,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:04:15,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-27 22:04:15,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:04:15,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:16,079 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:04:16,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:04:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:16,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:04:16,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:16,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:16,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:16,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:16,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:04:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:16,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:04:16,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:16,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:16,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:16,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:16,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:04:16,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:16,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:16,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:16,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:16,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:16,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:16,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:04:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:16,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:16,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:16,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:16,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:16,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:16,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:04:16,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:16,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:16,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:16,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:16,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:16,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:16,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:04:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:16,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:16,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:16,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:16,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:16,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:16,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:04:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:04:16,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:04:16,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:04:16,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:04:16,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:04:16,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:16,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:04:16,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:04:16,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:04:16,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:04:16,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:04:16,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:04:16,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:16,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:04:16,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:04:16,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:04:16,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:16,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:04:16,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:16,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:04:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:04:16,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:16,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:16,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:16,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:16,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:16,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:04:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:16,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:16,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:16,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:04:16,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:16,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:16,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 22:04:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:16,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:16,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:16,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:04:16,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:16,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:04:16,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 22:04:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:16,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:16,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:16,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:16,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:16,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:16,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:16,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:16,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:04:16,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:16,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:16,371 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 22:04:16,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [207329357] [2020-10-27 22:04:16,372 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:04:16,372 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:04:16,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768471725] [2020-10-27 22:04:16,377 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:04:16,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:04:16,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:04:16,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:04:16,378 INFO L87 Difference]: Start difference. First operand 193 states and 235 transitions. Second operand 9 states. [2020-10-27 22:04:18,132 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:04:18,564 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:04:19,009 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:04:19,437 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:04:20,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:04:20,492 INFO L93 Difference]: Finished difference Result 424 states and 570 transitions. [2020-10-27 22:04:20,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:04:20,494 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2020-10-27 22:04:20,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:04:20,498 INFO L225 Difference]: With dead ends: 424 [2020-10-27 22:04:20,498 INFO L226 Difference]: Without dead ends: 259 [2020-10-27 22:04:20,501 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:04:20,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-10-27 22:04:20,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 204. [2020-10-27 22:04:20,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-10-27 22:04:20,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 252 transitions. [2020-10-27 22:04:20,569 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 252 transitions. Word has length 85 [2020-10-27 22:04:20,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:04:20,570 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 252 transitions. [2020-10-27 22:04:20,570 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:04:20,570 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 252 transitions. [2020-10-27 22:04:20,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-10-27 22:04:20,573 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:04:20,573 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:04:20,573 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:04:20,573 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 22:04:20,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:04:20,574 INFO L82 PathProgramCache]: Analyzing trace with hash -811119237, now seen corresponding path program 1 times [2020-10-27 22:04:20,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:04:20,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1357574140] [2020-10-27 22:04:20,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:04:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:20,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:20,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:20,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:23,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:25,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:25,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-27 22:04:25,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:04:25,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 22:04:25,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:25,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:04:25,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-27 22:04:25,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:04:25,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,060 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:04:26,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:04:26,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:26,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 22:04:26,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:26,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:26,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:26,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:04:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:26,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:26,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:26,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:26,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:26,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:04:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:26,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:26,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:26,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:26,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:26,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:04:26,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:26,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:26,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:26,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:26,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:26,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:04:26,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:26,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:26,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:26,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:26,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:26,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:04:26,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:26,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:26,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:26,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:26,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:26,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 22:04:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:04:26,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:04:26,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:04:26,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:04:26,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:04:26,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:04:26,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:04:26,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:04:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:04:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:04:26,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:04:26,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:04:26,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:04:26,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:04:26,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:04:26,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:04:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:04:26,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:04:26,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:04:26,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:26,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:04:26,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:04:26,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:26,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:26,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:26,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:04:26,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:26,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 22:04:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:26,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:26,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:26,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:04:26,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:26,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-27 22:04:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:26,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:26,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:26,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:26,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:26,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:26,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:26,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:26,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:04:26,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:26,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:26,305 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 22:04:26,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1357574140] [2020-10-27 22:04:26,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:04:26,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:04:26,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098791416] [2020-10-27 22:04:26,307 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:04:26,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:04:26,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:04:26,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:04:26,308 INFO L87 Difference]: Start difference. First operand 204 states and 252 transitions. Second operand 8 states. [2020-10-27 22:04:27,601 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:04:28,054 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:04:28,460 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:04:29,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:04:29,477 INFO L93 Difference]: Finished difference Result 442 states and 611 transitions. [2020-10-27 22:04:29,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:04:29,480 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 81 [2020-10-27 22:04:29,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:04:29,486 INFO L225 Difference]: With dead ends: 442 [2020-10-27 22:04:29,486 INFO L226 Difference]: Without dead ends: 266 [2020-10-27 22:04:29,492 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:04:29,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2020-10-27 22:04:29,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 208. [2020-10-27 22:04:29,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2020-10-27 22:04:29,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 256 transitions. [2020-10-27 22:04:29,588 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 256 transitions. Word has length 81 [2020-10-27 22:04:29,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:04:29,589 INFO L481 AbstractCegarLoop]: Abstraction has 208 states and 256 transitions. [2020-10-27 22:04:29,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:04:29,589 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 256 transitions. [2020-10-27 22:04:29,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-10-27 22:04:29,596 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:04:29,597 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:04:29,597 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:04:29,598 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 22:04:29,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:04:29,598 INFO L82 PathProgramCache]: Analyzing trace with hash 1139181018, now seen corresponding path program 1 times [2020-10-27 22:04:29,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:04:29,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [259332974] [2020-10-27 22:04:29,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:04:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:29,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:29,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:30,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:32,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:34,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:34,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-27 22:04:34,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:04:34,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 22:04:34,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:34,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:34,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 22:04:34,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:04:34,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,030 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:04:35,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:04:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:35,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:04:35,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:35,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:04:35,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:04:35,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:35,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:35,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:35,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:04:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:35,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:35,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:35,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:04:35,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:35,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:35,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:35,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:04:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:35,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:35,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:35,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:04:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:35,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:35,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:35,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 22:04:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:04:35,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:04:35,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-27 22:04:35,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:04:35,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:04:35,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:35,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:04:35,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:04:35,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:35,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:04:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:04:35,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:35,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:35,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:04:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:35,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:35,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:35,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 22:04:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:35,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:35,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:04:35,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-27 22:04:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:35,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:35,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:35,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:35,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:35,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:35,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:35,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:35,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:04:35,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:35,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:35,195 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 22:04:35,196 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [259332974] [2020-10-27 22:04:35,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:04:35,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 22:04:35,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663795026] [2020-10-27 22:04:35,198 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:04:35,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:04:35,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:04:35,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:04:35,201 INFO L87 Difference]: Start difference. First operand 208 states and 256 transitions. Second operand 6 states. [2020-10-27 22:04:36,024 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:04:37,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:04:37,388 INFO L93 Difference]: Finished difference Result 375 states and 472 transitions. [2020-10-27 22:04:37,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:04:37,388 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 81 [2020-10-27 22:04:37,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:04:37,392 INFO L225 Difference]: With dead ends: 375 [2020-10-27 22:04:37,392 INFO L226 Difference]: Without dead ends: 231 [2020-10-27 22:04:37,395 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:04:37,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2020-10-27 22:04:37,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 190. [2020-10-27 22:04:37,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-10-27 22:04:37,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 224 transitions. [2020-10-27 22:04:37,455 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 224 transitions. Word has length 81 [2020-10-27 22:04:37,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:04:37,455 INFO L481 AbstractCegarLoop]: Abstraction has 190 states and 224 transitions. [2020-10-27 22:04:37,455 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:04:37,455 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 224 transitions. [2020-10-27 22:04:37,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-27 22:04:37,456 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:04:37,457 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:04:37,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:04:37,457 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 22:04:37,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:04:37,458 INFO L82 PathProgramCache]: Analyzing trace with hash 754790096, now seen corresponding path program 1 times [2020-10-27 22:04:37,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:04:37,458 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [307541212] [2020-10-27 22:04:37,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:04:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:37,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:37,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:39,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-27 22:04:42,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:04:42,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4675 [2020-10-27 22:04:42,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:04:42,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 22:04:42,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-27 22:04:42,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,587 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:04:42,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:04:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:42,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:04:42,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:42,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:42,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:04:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:42,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:42,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:42,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:42,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:04:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:42,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:42,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:42,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:42,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:04:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:42,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:42,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:42,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:42,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:04:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:42,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:42,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:42,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:42,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:04:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:42,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:04:42,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:42,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:04:42,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:04:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:04:42,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:04:42,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:42,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:04:42,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:04:42,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:04:42,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:42,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:42,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:04:42,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:04:42,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:42,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:42,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:04:42,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:04:42,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:04:42,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:42,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:42,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:04:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:42,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:42,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:42,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:42,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 22:04:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:42,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:04:42,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:42,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:04:42,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 22:04:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:42,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:42,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:42,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:42,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:42,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:04:42,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:42,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:42,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:42,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:04:42,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:42,771 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 22:04:42,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [307541212] [2020-10-27 22:04:42,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:04:42,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 22:04:42,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326466176] [2020-10-27 22:04:42,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:04:42,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:04:42,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:04:42,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:04:42,774 INFO L87 Difference]: Start difference. First operand 190 states and 224 transitions. Second operand 6 states. [2020-10-27 22:04:43,528 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:04:45,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:04:45,975 INFO L93 Difference]: Finished difference Result 409 states and 536 transitions. [2020-10-27 22:04:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:04:45,976 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2020-10-27 22:04:45,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:04:45,981 INFO L225 Difference]: With dead ends: 409 [2020-10-27 22:04:45,981 INFO L226 Difference]: Without dead ends: 405 [2020-10-27 22:04:45,982 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:04:45,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2020-10-27 22:04:46,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 334. [2020-10-27 22:04:46,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2020-10-27 22:04:46,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 404 transitions. [2020-10-27 22:04:46,067 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 404 transitions. Word has length 85 [2020-10-27 22:04:46,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:04:46,070 INFO L481 AbstractCegarLoop]: Abstraction has 334 states and 404 transitions. [2020-10-27 22:04:46,070 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:04:46,071 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 404 transitions. [2020-10-27 22:04:46,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-27 22:04:46,081 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:04:46,081 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:04:46,082 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:04:46,082 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 22:04:46,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:04:46,084 INFO L82 PathProgramCache]: Analyzing trace with hash 908567358, now seen corresponding path program 1 times [2020-10-27 22:04:46,084 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:04:46,084 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [137263098] [2020-10-27 22:04:46,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:04:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:46,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:46,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:46,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:46,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:49,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 171 [2020-10-27 22:04:51,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:04:51,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 22:04:51,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:51,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 22:04:51,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-27 22:04:51,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,577 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:04:51,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:04:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:51,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:04:51,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:04:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:51,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:51,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:04:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:51,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:51,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:04:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:51,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:51,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:04:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:51,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:51,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:04:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:51,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:51,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:04:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-27 22:04:51,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:04:51,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:51,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:04:51,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:04:51,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:04:51,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:51,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:04:51,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:04:51,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:04:51,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:04:51,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:51,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:04:51,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:04:51,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:04:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:04:51,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:51,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:04:51,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:04:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:51,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:04:51,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:04:51,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:04:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 22:04:51,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:04:51,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:51,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:04:51,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:04:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:51,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:51,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 22:04:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:51,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:51,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:04:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:51,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:51,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:51,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:51,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:04:51,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 22:04:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:51,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:51,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:04:51,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 22:04:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:51,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:51,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:51,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:51,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:51,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:04:51,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:51,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:51,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:04:51,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:51,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:51,865 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-27 22:04:51,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [137263098] [2020-10-27 22:04:51,867 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:04:51,867 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:04:51,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20418535] [2020-10-27 22:04:51,868 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:04:51,868 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:04:51,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:04:51,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:04:51,870 INFO L87 Difference]: Start difference. First operand 334 states and 404 transitions. Second operand 8 states. [2020-10-27 22:04:52,626 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:04:54,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:04:54,064 INFO L93 Difference]: Finished difference Result 766 states and 1035 transitions. [2020-10-27 22:04:54,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:04:54,069 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 119 [2020-10-27 22:04:54,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:04:54,075 INFO L225 Difference]: With dead ends: 766 [2020-10-27 22:04:54,075 INFO L226 Difference]: Without dead ends: 460 [2020-10-27 22:04:54,077 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:04:54,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2020-10-27 22:04:54,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 338. [2020-10-27 22:04:54,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2020-10-27 22:04:54,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 407 transitions. [2020-10-27 22:04:54,166 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 407 transitions. Word has length 119 [2020-10-27 22:04:54,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:04:54,167 INFO L481 AbstractCegarLoop]: Abstraction has 338 states and 407 transitions. [2020-10-27 22:04:54,167 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:04:54,167 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 407 transitions. [2020-10-27 22:04:54,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 22:04:54,170 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:04:54,170 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:04:54,170 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:04:54,171 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:04:54,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:04:54,171 INFO L82 PathProgramCache]: Analyzing trace with hash -510483842, now seen corresponding path program 1 times [2020-10-27 22:04:54,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:04:54,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [320704562] [2020-10-27 22:04:54,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:04:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:54,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:54,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:54,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-27 22:04:59,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:04:59,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 22:04:59,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:04:59,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 22:04:59,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 22:04:59,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,603 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:04:59,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:04:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:59,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:04:59,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:59,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:59,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:04:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:59,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:59,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:59,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:59,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:04:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:59,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:59,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:59,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:59,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:04:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:59,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:59,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:59,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:59,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:04:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:04:59,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:59,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:59,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:59,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:04:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:59,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:59,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:59,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:59,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:04:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-27 22:04:59,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 22:04:59,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:04:59,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-27 22:04:59,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:59,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:04:59,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:04:59,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:59,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:59,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:04:59,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:04:59,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:59,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:59,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:04:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:04:59,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:04:59,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:59,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:59,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:04:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:04:59,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:04:59,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:59,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:59,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:04:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:59,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:04:59,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:04:59,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:04:59,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:04:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 22:04:59,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:04:59,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:04:59,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:04:59,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:04:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:59,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:04:59,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:04:59,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:04:59,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 22:04:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:59,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:04:59,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:04:59,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:04:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:04:59,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:04:59,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:04:59,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:04:59,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:04:59,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:04:59,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 22:04:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:04:59,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:04:59,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:04:59,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-27 22:04:59,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:04:59,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 22:04:59,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:04:59,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:04:59,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:04:59,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 22:04:59,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:00,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:00,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:00,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:00,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:05:00,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:00,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:05:00,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:00,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:05:00,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:00,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:05:00,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:00,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:00,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:00,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:00,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:00,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:00,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:05:00,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:00,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:05:00,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:00,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:05:00,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:00,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:05:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:00,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:00,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:00,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:05:00,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:00,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:00,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:00,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:05:00,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:00,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:05:00,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:00,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:00,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:00,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:00,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:00,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:00,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:00,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:00,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:00,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:00,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:00,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:00,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 22:05:00,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:00,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:00,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:00,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:00,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:00,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:00,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:00,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:00,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:05:00,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:00,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:00,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 22:05:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:00,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:00,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:00,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:00,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:00,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:00,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:05:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:00,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:00,216 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 22:05:00,217 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [320704562] [2020-10-27 22:05:00,217 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:05:00,217 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 22:05:00,217 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061413837] [2020-10-27 22:05:00,218 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 22:05:00,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:05:00,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 22:05:00,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:05:00,219 INFO L87 Difference]: Start difference. First operand 338 states and 407 transitions. Second operand 16 states. [2020-10-27 22:05:01,230 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:05:02,422 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:05:03,946 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:05:04,441 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:05:05,664 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 217 DAG size of output: 210 [2020-10-27 22:05:06,112 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:05:06,702 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:05:07,215 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-27 22:05:09,089 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:05:09,556 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:05:10,046 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:05:10,498 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:05:10,930 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:05:11,368 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:05:11,879 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:05:12,355 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:05:14,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:05:14,028 INFO L93 Difference]: Finished difference Result 1067 states and 1509 transitions. [2020-10-27 22:05:14,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-27 22:05:14,033 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 143 [2020-10-27 22:05:14,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:05:14,040 INFO L225 Difference]: With dead ends: 1067 [2020-10-27 22:05:14,040 INFO L226 Difference]: Without dead ends: 757 [2020-10-27 22:05:14,043 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 630 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=436, Invalid=2014, Unknown=0, NotChecked=0, Total=2450 [2020-10-27 22:05:14,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 757 states. [2020-10-27 22:05:14,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 757 to 567. [2020-10-27 22:05:14,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 567 states. [2020-10-27 22:05:14,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 668 transitions. [2020-10-27 22:05:14,193 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 668 transitions. Word has length 143 [2020-10-27 22:05:14,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:05:14,195 INFO L481 AbstractCegarLoop]: Abstraction has 567 states and 668 transitions. [2020-10-27 22:05:14,195 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 22:05:14,195 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 668 transitions. [2020-10-27 22:05:14,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-27 22:05:14,200 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:05:14,200 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 22:05:14,201 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:05:14,201 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:05:14,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:05:14,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1571243721, now seen corresponding path program 1 times [2020-10-27 22:05:14,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:05:14,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [921762549] [2020-10-27 22:05:14,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:05:14,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:14,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:14,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:14,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:14,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:14,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:15,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:15,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:17,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-27 22:05:19,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:05:19,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-27 22:05:19,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:05:19,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 141 [2020-10-27 22:05:19,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:05:19,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,645 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:05:19,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:05:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:19,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:05:19,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:05:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:19,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:19,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:05:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:19,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:19,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:05:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:19,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:19,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:05:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:19,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:19,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:05:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:19,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:19,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 22:05:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:19,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:19,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:05:19,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-27 22:05:19,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:05:19,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:05:19,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:05:19,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:19,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:05:19,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:05:19,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:05:19,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:19,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:19,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:05:19,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:19,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:05:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:19,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:19,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:05:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 22:05:19,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:19,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:19,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:19,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 22:05:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:19,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:19,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 22:05:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:19,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:19,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:05:19,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:05:19,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 22:05:19,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:05:19,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:05:19,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 22:05:19,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:05:19,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:05:19,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:05:19,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:05:19,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:05:19,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:05:19,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 22:05:19,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:05:19,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:05:19,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:05:19,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:19,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:05:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:19,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:19,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:19,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 22:05:19,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:19,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:19,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:05:19,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:19,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 22:05:19,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:19,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:19,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:19,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:19,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:19,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:05:19,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:19,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:20,003 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-27 22:05:20,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [921762549] [2020-10-27 22:05:20,005 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:05:20,005 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:05:20,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666201247] [2020-10-27 22:05:20,006 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:05:20,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:05:20,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:05:20,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:05:20,006 INFO L87 Difference]: Start difference. First operand 567 states and 668 transitions. Second operand 10 states. [2020-10-27 22:05:21,424 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:05:22,212 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:05:24,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:05:24,395 INFO L93 Difference]: Finished difference Result 1199 states and 1567 transitions. [2020-10-27 22:05:24,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-27 22:05:24,396 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 151 [2020-10-27 22:05:24,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:05:24,397 INFO L225 Difference]: With dead ends: 1199 [2020-10-27 22:05:24,397 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:05:24,404 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=235, Invalid=887, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 22:05:24,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:05:24,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:05:24,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:05:24,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:05:24,406 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 151 [2020-10-27 22:05:24,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:05:24,407 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:05:24,407 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:05:24,407 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:05:24,407 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:05:24,407 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:05:24,409 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:05:25,248 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 19 [2020-10-27 22:05:26,676 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 273 [2020-10-27 22:05:28,847 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 22 [2020-10-27 22:05:29,166 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 165 [2020-10-27 22:05:30,756 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 273 [2020-10-27 22:05:31,523 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 281 [2020-10-27 22:05:32,117 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 289 [2020-10-27 22:05:33,920 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 180 DAG size of output: 15 [2020-10-27 22:05:34,247 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:05:35,565 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 187 DAG size of output: 29 [2020-10-27 22:05:35,917 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 30 [2020-10-27 22:05:36,745 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 29 [2020-10-27 22:05:37,078 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2020-10-27 22:05:37,872 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 35 [2020-10-27 22:05:38,248 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 30 [2020-10-27 22:05:38,983 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 21 [2020-10-27 22:05:40,193 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 185 DAG size of output: 42 [2020-10-27 22:05:41,932 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 180 DAG size of output: 32 [2020-10-27 22:05:43,152 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 174 DAG size of output: 24 [2020-10-27 22:05:43,532 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 30 [2020-10-27 22:05:43,918 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:05:45,663 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 188 DAG size of output: 21 [2020-10-27 22:05:46,026 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:05:47,462 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 183 DAG size of output: 23 [2020-10-27 22:05:48,489 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 176 DAG size of output: 16 [2020-10-27 22:05:49,553 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 170 DAG size of output: 14 [2020-10-27 22:05:49,911 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 30 [2020-10-27 22:05:50,264 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 30 [2020-10-27 22:05:51,550 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 178 DAG size of output: 24 [2020-10-27 22:05:52,285 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 26 [2020-10-27 22:05:53,691 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 176 DAG size of output: 21 [2020-10-27 22:05:55,295 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 194 DAG size of output: 42 [2020-10-27 22:05:55,650 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:05:56,619 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 9 [2020-10-27 22:05:57,400 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 35 [2020-10-27 22:05:57,745 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:05:58,123 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 30 [2020-10-27 22:05:59,271 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 172 DAG size of output: 21 [2020-10-27 22:06:00,412 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 172 DAG size of output: 21 [2020-10-27 22:06:00,758 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2020-10-27 22:06:01,090 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:06:01,437 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 30 [2020-10-27 22:06:01,789 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 30 [2020-10-27 22:06:02,166 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 30 [2020-10-27 22:06:02,486 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-10-27 22:06:03,487 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 35 [2020-10-27 22:06:04,577 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 182 DAG size of output: 22 [2020-10-27 22:06:04,927 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:06:05,983 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 231 DAG size of output: 29 [2020-10-27 22:06:06,644 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 16 [2020-10-27 22:06:07,741 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 174 DAG size of output: 15 [2020-10-27 22:06:09,428 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 180 DAG size of output: 32 [2020-10-27 22:06:09,434 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:06:09,434 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:06:09,434 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:06:09,435 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:06:09,435 INFO L274 CegarLoopResult]: For program point L541(lines 518 542) no Hoare annotation was computed. [2020-10-27 22:06:09,435 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 494 549) no Hoare annotation was computed. [2020-10-27 22:06:09,435 INFO L274 CegarLoopResult]: For program point L525(lines 525 529) no Hoare annotation was computed. [2020-10-27 22:06:09,435 INFO L274 CegarLoopResult]: For program point L525-1(lines 525 529) no Hoare annotation was computed. [2020-10-27 22:06:09,435 INFO L274 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-10-27 22:06:09,435 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 494 549) no Hoare annotation was computed. [2020-10-27 22:06:09,435 INFO L274 CegarLoopResult]: For program point L519-2(lines 519 540) no Hoare annotation was computed. [2020-10-27 22:06:09,435 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 494 549) no Hoare annotation was computed. [2020-10-27 22:06:09,436 INFO L274 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-10-27 22:06:09,436 INFO L274 CegarLoopResult]: For program point L576-2(lines 576 601) no Hoare annotation was computed. [2020-10-27 22:06:09,436 INFO L274 CegarLoopResult]: For program point L602(lines 575 603) no Hoare annotation was computed. [2020-10-27 22:06:09,436 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 550 609) no Hoare annotation was computed. [2020-10-27 22:06:09,436 INFO L274 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-10-27 22:06:09,436 INFO L274 CegarLoopResult]: For program point L595-1(line 595) no Hoare annotation was computed. [2020-10-27 22:06:09,436 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 550 609) no Hoare annotation was computed. [2020-10-27 22:06:09,436 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 550 609) no Hoare annotation was computed. [2020-10-27 22:06:09,436 INFO L274 CegarLoopResult]: For program point L582(lines 582 586) no Hoare annotation was computed. [2020-10-27 22:06:09,436 INFO L274 CegarLoopResult]: For program point L582-1(lines 582 586) no Hoare annotation was computed. [2020-10-27 22:06:09,436 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 926 932) the Hoare annotation is: true [2020-10-27 22:06:09,437 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 926 932) no Hoare annotation was computed. [2020-10-27 22:06:09,437 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 933 941) no Hoare annotation was computed. [2020-10-27 22:06:09,437 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 933 941) the Hoare annotation is: true [2020-10-27 22:06:09,437 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 933 941) no Hoare annotation was computed. [2020-10-27 22:06:09,437 INFO L270 CegarLoopResult]: At program point L896(line 896) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (= 0 ~systemActive~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-27 22:06:09,437 INFO L270 CegarLoopResult]: At program point L896-1(line 896) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (= 0 ~systemActive~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-27 22:06:09,437 INFO L274 CegarLoopResult]: For program point L894(lines 894 901) no Hoare annotation was computed. [2020-10-27 22:06:09,438 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 884 906) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (= 0 ~systemActive~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-27 22:06:09,438 INFO L274 CegarLoopResult]: For program point L894-1(lines 894 901) no Hoare annotation was computed. [2020-10-27 22:06:09,438 INFO L274 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-10-27 22:06:09,438 INFO L270 CegarLoopResult]: At program point L891(line 891) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (= 0 ~systemActive~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-27 22:06:09,438 INFO L270 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (= 0 ~systemActive~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-27 22:06:09,438 INFO L270 CegarLoopResult]: At program point L890-1(line 890) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (= 0 ~systemActive~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-27 22:06:09,439 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 884 906) no Hoare annotation was computed. [2020-10-27 22:06:09,439 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 884 906) no Hoare annotation was computed. [2020-10-27 22:06:09,439 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 839 862) no Hoare annotation was computed. [2020-10-27 22:06:09,439 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 839 862) no Hoare annotation was computed. [2020-10-27 22:06:09,439 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 839 862) no Hoare annotation was computed. [2020-10-27 22:06:09,439 INFO L274 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-10-27 22:06:09,439 INFO L274 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-10-27 22:06:09,439 INFO L274 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-10-27 22:06:09,439 INFO L274 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-10-27 22:06:09,439 INFO L274 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-10-27 22:06:09,439 INFO L274 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-10-27 22:06:09,440 INFO L274 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-10-27 22:06:09,440 INFO L274 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-10-27 22:06:09,440 INFO L274 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-10-27 22:06:09,440 INFO L274 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-10-27 22:06:09,440 INFO L274 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-10-27 22:06:09,440 INFO L274 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-27 22:06:09,440 INFO L274 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-10-27 22:06:09,440 INFO L274 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-10-27 22:06:09,440 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 165 173) no Hoare annotation was computed. [2020-10-27 22:06:09,440 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 165 173) the Hoare annotation is: true [2020-10-27 22:06:09,440 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 165 173) no Hoare annotation was computed. [2020-10-27 22:06:09,441 INFO L274 CegarLoopResult]: For program point L193(lines 193 201) no Hoare annotation was computed. [2020-10-27 22:06:09,441 INFO L274 CegarLoopResult]: For program point L193-2(lines 193 201) no Hoare annotation was computed. [2020-10-27 22:06:09,441 INFO L274 CegarLoopResult]: For program point L181(lines 181 189) no Hoare annotation was computed. [2020-10-27 22:06:09,441 INFO L274 CegarLoopResult]: For program point L181-2(lines 181 189) no Hoare annotation was computed. [2020-10-27 22:06:09,441 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 174 209) no Hoare annotation was computed. [2020-10-27 22:06:09,441 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-27 22:06:09,441 INFO L274 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-10-27 22:06:09,441 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 174 209) no Hoare annotation was computed. [2020-10-27 22:06:09,441 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 174 209) no Hoare annotation was computed. [2020-10-27 22:06:09,441 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 919 925) no Hoare annotation was computed. [2020-10-27 22:06:09,442 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 919 925) the Hoare annotation is: true [2020-10-27 22:06:09,442 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 448 493) no Hoare annotation was computed. [2020-10-27 22:06:09,442 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 448 493) no Hoare annotation was computed. [2020-10-27 22:06:09,442 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 448 493) no Hoare annotation was computed. [2020-10-27 22:06:09,442 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 761 806) no Hoare annotation was computed. [2020-10-27 22:06:09,442 INFO L274 CegarLoopResult]: For program point L792(lines 792 793) no Hoare annotation was computed. [2020-10-27 22:06:09,442 INFO L274 CegarLoopResult]: For program point L785(lines 785 786) no Hoare annotation was computed. [2020-10-27 22:06:09,442 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 785 786) no Hoare annotation was computed. [2020-10-27 22:06:09,442 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 792 793) no Hoare annotation was computed. [2020-10-27 22:06:09,443 INFO L274 CegarLoopResult]: For program point L781(lines 781 788) no Hoare annotation was computed. [2020-10-27 22:06:09,443 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 761 806) no Hoare annotation was computed. [2020-10-27 22:06:09,443 INFO L274 CegarLoopResult]: For program point L775(lines 775 795) no Hoare annotation was computed. [2020-10-27 22:06:09,443 INFO L274 CegarLoopResult]: For program point L775-1(lines 775 795) no Hoare annotation was computed. [2020-10-27 22:06:09,443 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 761 806) no Hoare annotation was computed. [2020-10-27 22:06:09,443 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 870 880) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (= 0 ~systemActive~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-27 22:06:09,443 INFO L270 CegarLoopResult]: At program point L875(line 875) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (= 0 ~systemActive~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-27 22:06:09,443 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 870 880) no Hoare annotation was computed. [2020-10-27 22:06:09,444 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 870 880) no Hoare annotation was computed. [2020-10-27 22:06:09,444 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 154 164) the Hoare annotation is: true [2020-10-27 22:06:09,444 INFO L277 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: true [2020-10-27 22:06:09,444 INFO L274 CegarLoopResult]: For program point L159-1(line 159) no Hoare annotation was computed. [2020-10-27 22:06:09,444 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 154 164) no Hoare annotation was computed. [2020-10-27 22:06:09,444 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 154 164) no Hoare annotation was computed. [2020-10-27 22:06:09,444 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 146 153) the Hoare annotation is: (or (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~pumpRunning~0)| 0)) [2020-10-27 22:06:09,444 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 146 153) no Hoare annotation was computed. [2020-10-27 22:06:09,445 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 146 153) no Hoare annotation was computed. [2020-10-27 22:06:09,445 INFO L274 CegarLoopResult]: For program point L422(lines 422 428) no Hoare annotation was computed. [2020-10-27 22:06:09,445 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 418 431) no Hoare annotation was computed. [2020-10-27 22:06:09,445 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 418 431) the Hoare annotation is: true [2020-10-27 22:06:09,445 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 418 431) no Hoare annotation was computed. [2020-10-27 22:06:09,445 INFO L270 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~pumpRunning~0)| 0))) (and (or (not (<= ~methAndRunningLastTime~0 0)) .cse0 (not .cse1) (not (<= 0 ~methAndRunningLastTime~0))) (or (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse0 .cse1) (or (and (<= processEnvironment_~tmp~1 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~1)) .cse0 .cse1))) [2020-10-27 22:06:09,445 INFO L270 CegarLoopResult]: At program point L123(line 123) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~pumpRunning~0)| 0))) (and (or (not (<= ~methAndRunningLastTime~0 0)) .cse0 (not .cse1) (not (<= 0 ~methAndRunningLastTime~0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0)) .cse1) (or (and (<= processEnvironment_~tmp~1 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~1)) .cse0 .cse1))) [2020-10-27 22:06:09,445 INFO L274 CegarLoopResult]: For program point L121(lines 121 129) no Hoare annotation was computed. [2020-10-27 22:06:09,446 INFO L270 CegarLoopResult]: At program point L119(line 119) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~pumpRunning~0)| 0))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (<= ~methAndRunningLastTime~0 0)) .cse0 (not .cse1) (not (<= 0 ~methAndRunningLastTime~0))))) [2020-10-27 22:06:09,446 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 113 137) no Hoare annotation was computed. [2020-10-27 22:06:09,446 INFO L274 CegarLoopResult]: For program point L119-1(line 119) no Hoare annotation was computed. [2020-10-27 22:06:09,446 INFO L274 CegarLoopResult]: For program point L117(lines 117 134) no Hoare annotation was computed. [2020-10-27 22:06:09,446 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 113 137) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| 0)) (or (not (<= ~methAndRunningLastTime~0 0)) .cse1 .cse0 (not (<= 0 ~methAndRunningLastTime~0))))) [2020-10-27 22:06:09,446 INFO L270 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or .cse0 (= |old(~pumpRunning~0)| 0)) (or (not (<= ~methAndRunningLastTime~0 0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 0 ~methAndRunningLastTime~0))))) [2020-10-27 22:06:09,446 INFO L274 CegarLoopResult]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2020-10-27 22:06:09,446 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2020-10-27 22:06:09,446 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2020-10-27 22:06:09,447 INFO L270 CegarLoopResult]: At program point L289(lines 242 290) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (= ~systemActive~0 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-27 22:06:09,447 INFO L270 CegarLoopResult]: At program point testENTRY(lines 233 296) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (= 0 ~systemActive~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-27 22:06:09,447 INFO L274 CegarLoopResult]: For program point L279(lines 279 283) no Hoare annotation was computed. [2020-10-27 22:06:09,447 INFO L274 CegarLoopResult]: For program point testFINAL(lines 233 296) no Hoare annotation was computed. [2020-10-27 22:06:09,447 INFO L270 CegarLoopResult]: At program point L279-2(lines 273 284) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (<= 0 ~methAndRunningLastTime~0) (<= ~methAndRunningLastTime~0 0)) (= 0 ~systemActive~0) (and (not (= ~pumpRunning~0 0)) .cse0) (not (<= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-27 22:06:09,447 INFO L274 CegarLoopResult]: For program point L244(lines 243 288) no Hoare annotation was computed. [2020-10-27 22:06:09,447 INFO L274 CegarLoopResult]: For program point L273(lines 273 284) no Hoare annotation was computed. [2020-10-27 22:06:09,448 INFO L270 CegarLoopResult]: At program point L265(line 265) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (<= 0 ~methAndRunningLastTime~0) (<= ~methAndRunningLastTime~0 0)) (= 0 ~systemActive~0) (not (<= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 (not (= ~pumpRunning~0 0)) (or (<= (+ ~methaneLevelCritical~0 1) 0) (<= 1 ~methaneLevelCritical~0))))) [2020-10-27 22:06:09,448 INFO L274 CegarLoopResult]: For program point L263(lines 263 269) no Hoare annotation was computed. [2020-10-27 22:06:09,448 INFO L274 CegarLoopResult]: For program point L263-1(lines 263 269) no Hoare annotation was computed. [2020-10-27 22:06:09,448 INFO L270 CegarLoopResult]: At program point L255(line 255) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (<= 0 ~methAndRunningLastTime~0) (<= ~methAndRunningLastTime~0 0)) (= 0 ~systemActive~0) (not (<= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 (not (= ~pumpRunning~0 0)) (or (<= (+ ~methaneLevelCritical~0 1) 0) (<= 1 ~methaneLevelCritical~0))))) [2020-10-27 22:06:09,448 INFO L270 CegarLoopResult]: At program point L286(lines 243 288) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (<= 0 ~methAndRunningLastTime~0) (<= ~methAndRunningLastTime~0 0)) (= 0 ~systemActive~0) (not (<= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 (not (= ~pumpRunning~0 0)) (or (<= (+ ~methaneLevelCritical~0 1) 0) (<= 1 ~methaneLevelCritical~0))))) [2020-10-27 22:06:09,448 INFO L274 CegarLoopResult]: For program point L253(lines 253 259) no Hoare annotation was computed. [2020-10-27 22:06:09,448 INFO L274 CegarLoopResult]: For program point L253-1(lines 253 259) no Hoare annotation was computed. [2020-10-27 22:06:09,448 INFO L274 CegarLoopResult]: For program point L245(lines 245 249) no Hoare annotation was computed. [2020-10-27 22:06:09,448 INFO L274 CegarLoopResult]: For program point testEXIT(lines 233 296) no Hoare annotation was computed. [2020-10-27 22:06:09,449 INFO L274 CegarLoopResult]: For program point L735(lines 735 742) no Hoare annotation was computed. [2020-10-27 22:06:09,449 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 739 740) no Hoare annotation was computed. [2020-10-27 22:06:09,449 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 746 747) no Hoare annotation was computed. [2020-10-27 22:06:09,449 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 715 760) no Hoare annotation was computed. [2020-10-27 22:06:09,449 INFO L274 CegarLoopResult]: For program point L729(lines 729 749) no Hoare annotation was computed. [2020-10-27 22:06:09,449 INFO L274 CegarLoopResult]: For program point L729-1(lines 729 749) no Hoare annotation was computed. [2020-10-27 22:06:09,449 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 715 760) no Hoare annotation was computed. [2020-10-27 22:06:09,449 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 715 760) no Hoare annotation was computed. [2020-10-27 22:06:09,449 INFO L274 CegarLoopResult]: For program point L746(lines 746 747) no Hoare annotation was computed. [2020-10-27 22:06:09,450 INFO L274 CegarLoopResult]: For program point L739(lines 739 740) no Hoare annotation was computed. [2020-10-27 22:06:09,450 INFO L274 CegarLoopResult]: For program point L321(lines 321 327) no Hoare annotation was computed. [2020-10-27 22:06:09,450 INFO L274 CegarLoopResult]: For program point L320(lines 320 330) no Hoare annotation was computed. [2020-10-27 22:06:09,450 INFO L270 CegarLoopResult]: At program point L318(line 318) the Hoare annotation is: (let ((.cse3 (not (<= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= ~methaneLevelCritical~0 0))) (.cse2 (not (<= 0 |old(~methAndRunningLastTime~0)|))) (.cse0 (and (or (< 0 (+ __utac_acc__Specification2_spec__2_~tmp~4 1)) (<= ~methaneLevelCritical~0 __utac_acc__Specification2_spec__2_~tmp~4)) (or (<= __utac_acc__Specification2_spec__2_~tmp~4 ~methaneLevelCritical~0) (<= __utac_acc__Specification2_spec__2_~tmp~4 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (= 0 ~systemActive~0)) (.cse4 (not (<= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (<= 0 ~pumpRunning~0)) (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse1 (not (<= ~pumpRunning~0 0))) (or .cse2 .cse3 .cse1 .cse4 .cse5) (or .cse3 .cse1 (= ~pumpRunning~0 0) .cse5) (or .cse2 .cse0 .cse1 .cse4))) [2020-10-27 22:06:09,450 INFO L274 CegarLoopResult]: For program point L318-1(line 318) no Hoare annotation was computed. [2020-10-27 22:06:09,450 INFO L274 CegarLoopResult]: For program point L316(lines 316 333) no Hoare annotation was computed. [2020-10-27 22:06:09,450 INFO L274 CegarLoopResult]: For program point L316-1(lines 308 336) no Hoare annotation was computed. [2020-10-27 22:06:09,450 INFO L270 CegarLoopResult]: At program point L314(line 314) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) .cse0 .cse1 (not (<= |old(~methAndRunningLastTime~0)| 0))) (or (not (<= 0 ~pumpRunning~0)) (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse0 .cse1 (not (<= ~pumpRunning~0 0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 (= ~pumpRunning~0 0) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:06:09,451 INFO L274 CegarLoopResult]: For program point L314-1(line 314) no Hoare annotation was computed. [2020-10-27 22:06:09,451 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 308 336) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) .cse0 .cse1 (not (<= |old(~methAndRunningLastTime~0)| 0))) (or (not (<= 0 ~pumpRunning~0)) (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse0 .cse1 (not (<= ~pumpRunning~0 0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 (= ~pumpRunning~0 0) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:06:09,451 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 308 336) no Hoare annotation was computed. [2020-10-27 22:06:09,451 INFO L270 CegarLoopResult]: At program point L323(line 323) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~pumpRunning~0)) (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse0 (not (<= ~pumpRunning~0 0))) (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) .cse0 (not (<= |old(~methAndRunningLastTime~0)| 0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (= ~pumpRunning~0 0) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:06:09,451 INFO L274 CegarLoopResult]: For program point L394(lines 394 402) no Hoare annotation was computed. [2020-10-27 22:06:09,451 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 386 408) no Hoare annotation was computed. [2020-10-27 22:06:09,451 INFO L274 CegarLoopResult]: For program point L394-2(lines 394 402) no Hoare annotation was computed. [2020-10-27 22:06:09,451 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 386 408) no Hoare annotation was computed. [2020-10-27 22:06:09,452 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 386 408) no Hoare annotation was computed. [2020-10-27 22:06:09,452 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 300 307) the Hoare annotation is: (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 ~pumpRunning~0)) (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (<= ~pumpRunning~0 0)) (not (<= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~methaneLevelCritical~0 0))) [2020-10-27 22:06:09,452 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 300 307) no Hoare annotation was computed. [2020-10-27 22:06:09,452 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 300 307) no Hoare annotation was computed. [2020-10-27 22:06:09,452 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 612 714) no Hoare annotation was computed. [2020-10-27 22:06:09,452 INFO L274 CegarLoopResult]: For program point L636(lines 636 640) no Hoare annotation was computed. [2020-10-27 22:06:09,452 INFO L274 CegarLoopResult]: For program point L700(lines 700 711) no Hoare annotation was computed. [2020-10-27 22:06:09,452 INFO L274 CegarLoopResult]: For program point L663(lines 663 667) no Hoare annotation was computed. [2020-10-27 22:06:09,452 INFO L274 CegarLoopResult]: For program point L661-2(lines 661 681) no Hoare annotation was computed. [2020-10-27 22:06:09,452 INFO L274 CegarLoopResult]: For program point L682(lines 660 683) no Hoare annotation was computed. [2020-10-27 22:06:09,452 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 612 714) no Hoare annotation was computed. [2020-10-27 22:06:09,453 INFO L274 CegarLoopResult]: For program point L641(lines 641 657) no Hoare annotation was computed. [2020-10-27 22:06:09,453 INFO L274 CegarLoopResult]: For program point L701(lines 701 708) no Hoare annotation was computed. [2020-10-27 22:06:09,453 INFO L274 CegarLoopResult]: For program point L662(lines 661 681) no Hoare annotation was computed. [2020-10-27 22:06:09,453 INFO L274 CegarLoopResult]: For program point L693(line 693) no Hoare annotation was computed. [2020-10-27 22:06:09,453 INFO L274 CegarLoopResult]: For program point L693-1(line 693) no Hoare annotation was computed. [2020-10-27 22:06:09,453 INFO L274 CegarLoopResult]: For program point L658(lines 658 699) no Hoare annotation was computed. [2020-10-27 22:06:09,453 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 612 714) no Hoare annotation was computed. [2020-10-27 22:06:09,453 INFO L274 CegarLoopResult]: For program point L677(line 677) no Hoare annotation was computed. [2020-10-27 22:06:09,453 INFO L274 CegarLoopResult]: For program point L677-1(line 677) no Hoare annotation was computed. [2020-10-27 22:06:09,453 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 909 918) no Hoare annotation was computed. [2020-10-27 22:06:09,454 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 909 918) no Hoare annotation was computed. [2020-10-27 22:06:09,454 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 909 918) no Hoare annotation was computed. [2020-10-27 22:06:09,454 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:06:09,454 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#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~string11.offset| |old(#t~string11.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:06:09,454 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:06:09,454 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 138 145) no Hoare annotation was computed. [2020-10-27 22:06:09,454 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 138 145) no Hoare annotation was computed. [2020-10-27 22:06:09,455 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 138 145) the Hoare annotation is: (or (not (<= ~methAndRunningLastTime~0 0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 0 ~methAndRunningLastTime~0))) [2020-10-27 22:06:09,455 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 210 228) no Hoare annotation was computed. [2020-10-27 22:06:09,455 INFO L274 CegarLoopResult]: For program point L219(lines 219 223) no Hoare annotation was computed. [2020-10-27 22:06:09,455 INFO L277 CegarLoopResult]: At program point L217(line 217) the Hoare annotation is: true [2020-10-27 22:06:09,455 INFO L274 CegarLoopResult]: For program point L219-2(lines 219 223) no Hoare annotation was computed. [2020-10-27 22:06:09,455 INFO L274 CegarLoopResult]: For program point L217-1(line 217) no Hoare annotation was computed. [2020-10-27 22:06:09,455 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 210 228) the Hoare annotation is: true [2020-10-27 22:06:09,455 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 210 228) no Hoare annotation was computed. [2020-10-27 22:06:09,455 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 409 417) no Hoare annotation was computed. [2020-10-27 22:06:09,455 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 409 417) no Hoare annotation was computed. [2020-10-27 22:06:09,455 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 409 417) no Hoare annotation was computed. [2020-10-27 22:06:09,455 INFO L274 CegarLoopResult]: For program point L369-1(lines 365 376) no Hoare annotation was computed. [2020-10-27 22:06:09,456 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 365 376) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (and (not (<= (+ |old(~methaneLevelCritical~0)| 1) 0)) (not (<= 1 |old(~methaneLevelCritical~0)|))) .cse0 (= ~pumpRunning~0 0) .cse1) (or (not (<= ~methAndRunningLastTime~0 0)) .cse0 (not (<= 0 ~methAndRunningLastTime~0)) .cse1))) [2020-10-27 22:06:09,456 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 365 376) no Hoare annotation was computed. [2020-10-27 22:06:09,456 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:06:09,456 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:06:09,456 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:06:09,456 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 377 385) the Hoare annotation is: true [2020-10-27 22:06:09,456 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 377 385) no Hoare annotation was computed. [2020-10-27 22:06:09,456 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 377 385) no Hoare annotation was computed. [2020-10-27 22:06:09,456 INFO L270 CegarLoopResult]: At program point L61(line 61) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~pumpRunning~0)| 0))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) .cse0 .cse1) (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) .cse0 (not .cse1) (not (<= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-27 22:06:09,457 INFO L274 CegarLoopResult]: For program point L59(lines 58 77) no Hoare annotation was computed. [2020-10-27 22:06:09,457 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| 0)) (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) .cse1 .cse0 (not (<= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-27 22:06:09,457 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2020-10-27 22:06:09,457 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2020-10-27 22:06:09,457 INFO L270 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:06:09,457 INFO L270 CegarLoopResult]: At program point L66(lines 66 72) the Hoare annotation is: (let ((.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse0 (= 0 ~systemActive~0)) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (not (<= ~methaneLevelCritical~0 0)) .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) .cse0 (not (<= |old(~methAndRunningLastTime~0)| 0))) (or (and .cse1 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse0 .cse2))) [2020-10-27 22:06:09,457 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 809 838) no Hoare annotation was computed. [2020-10-27 22:06:09,458 INFO L274 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-27 22:06:09,458 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 809 838) the Hoare annotation is: true [2020-10-27 22:06:09,458 INFO L274 CegarLoopResult]: For program point L823(lines 823 827) no Hoare annotation was computed. [2020-10-27 22:06:09,458 INFO L277 CegarLoopResult]: At program point L823-1(lines 823 827) the Hoare annotation is: true [2020-10-27 22:06:09,458 INFO L274 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-10-27 22:06:09,458 INFO L277 CegarLoopResult]: At program point L819-2(lines 819 833) the Hoare annotation is: true [2020-10-27 22:06:09,458 INFO L277 CegarLoopResult]: At program point L815(line 815) the Hoare annotation is: true [2020-10-27 22:06:09,458 INFO L274 CegarLoopResult]: For program point L815-1(line 815) no Hoare annotation was computed. [2020-10-27 22:06:09,458 INFO L277 CegarLoopResult]: At program point L834(lines 809 838) the Hoare annotation is: true [2020-10-27 22:06:09,458 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 341 352) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-27 22:06:09,458 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 341 352) no Hoare annotation was computed. [2020-10-27 22:06:09,459 INFO L274 CegarLoopResult]: For program point L345-1(lines 341 352) no Hoare annotation was computed. [2020-10-27 22:06:09,459 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 863 869) no Hoare annotation was computed. [2020-10-27 22:06:09,459 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 863 869) the Hoare annotation is: true [2020-10-27 22:06:09,459 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:06:09,459 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (<= 0 ~methAndRunningLastTime~0) (<= ~methAndRunningLastTime~0 0) (not (= 0 ~systemActive~0)) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-27 22:06:09,459 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:06:09,459 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:06:09,459 INFO L270 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~pumpRunning~0)| 0))) (and (or (not (<= ~methAndRunningLastTime~0 0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not .cse1) (not (<= 0 ~methAndRunningLastTime~0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-27 22:06:09,459 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 87 111) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0)) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or (not (<= ~methAndRunningLastTime~0 0)) .cse0 .cse1 (not .cse2) (not (<= 0 ~methAndRunningLastTime~0))) (or .cse1 (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0)) .cse2))) [2020-10-27 22:06:09,460 INFO L274 CegarLoopResult]: For program point L95(lines 95 103) no Hoare annotation was computed. [2020-10-27 22:06:09,460 INFO L270 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~pumpRunning~0)| 0))) (and (or (not (<= ~methAndRunningLastTime~0 0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not .cse1) (not (<= 0 ~methAndRunningLastTime~0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-27 22:06:09,460 INFO L274 CegarLoopResult]: For program point L93-1(line 93) no Hoare annotation was computed. [2020-10-27 22:06:09,460 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 87 111) no Hoare annotation was computed. [2020-10-27 22:06:09,460 INFO L274 CegarLoopResult]: For program point L91(lines 91 108) no Hoare annotation was computed. [2020-10-27 22:06:09,460 INFO L270 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~pumpRunning~0)| 0))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0)) .cse1) (or (not (<= ~methAndRunningLastTime~0 0)) .cse0 (not .cse1) (not (<= 0 ~methAndRunningLastTime~0))))) [2020-10-27 22:06:09,460 INFO L274 CegarLoopResult]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2020-10-27 22:06:09,460 INFO L270 CegarLoopResult]: At program point L101(line 101) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= |old(~pumpRunning~0)| 0))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0)) .cse1) (or (not (<= ~methAndRunningLastTime~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~0 0)) .cse0 (not .cse1) (not (<= 0 ~methAndRunningLastTime~0))))) [2020-10-27 22:06:09,460 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 353 364) no Hoare annotation was computed. [2020-10-27 22:06:09,460 INFO L274 CegarLoopResult]: For program point L357-1(lines 353 364) no Hoare annotation was computed. [2020-10-27 22:06:09,461 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 353 364) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (<= ~methAndRunningLastTime~0 0)) .cse1 (not (<= 0 ~methAndRunningLastTime~0))))) [2020-10-27 22:06:09,461 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 433 440) no Hoare annotation was computed. [2020-10-27 22:06:09,461 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 433 440) the Hoare annotation is: true [2020-10-27 22:06:09,461 INFO L274 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-10-27 22:06:09,461 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 433 440) no Hoare annotation was computed. [2020-10-27 22:06:09,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:06:09 BoogieIcfgContainer [2020-10-27 22:06:09,480 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:06:09,482 INFO L168 Benchmark]: Toolchain (without parser) took 132768.45 ms. Allocated memory was 125.8 MB in the beginning and 695.2 MB in the end (delta: 569.4 MB). Free memory was 100.3 MB in the beginning and 437.6 MB in the end (delta: -337.2 MB). Peak memory consumption was 430.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:06:09,483 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 125.8 MB. Free memory was 99.3 MB in the beginning and 99.3 MB in the end (delta: 73.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:06:09,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.40 ms. Allocated memory is still 125.8 MB. Free memory was 99.7 MB in the beginning and 78.8 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:06:09,484 INFO L168 Benchmark]: Boogie Preprocessor took 133.38 ms. Allocated memory was 125.8 MB in the beginning and 156.2 MB in the end (delta: 30.4 MB). Free memory was 78.8 MB in the beginning and 138.7 MB in the end (delta: -59.9 MB). Peak memory consumption was 8.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:06:09,485 INFO L168 Benchmark]: RCFGBuilder took 1296.37 ms. Allocated memory is still 156.2 MB. Free memory was 138.7 MB in the beginning and 97.7 MB in the end (delta: 41.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 8.0 GB. [2020-10-27 22:06:09,485 INFO L168 Benchmark]: TraceAbstraction took 130701.47 ms. Allocated memory was 156.2 MB in the beginning and 695.2 MB in the end (delta: 539.0 MB). Free memory was 97.1 MB in the beginning and 437.6 MB in the end (delta: -340.4 MB). Peak memory consumption was 395.7 MB. Max. memory is 8.0 GB. [2020-10-27 22:06:09,488 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 125.8 MB. Free memory was 99.3 MB in the beginning and 99.3 MB in the end (delta: 73.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 624.40 ms. Allocated memory is still 125.8 MB. Free memory was 99.7 MB in the beginning and 78.8 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 133.38 ms. Allocated memory was 125.8 MB in the beginning and 156.2 MB in the end (delta: 30.4 MB). Free memory was 78.8 MB in the beginning and 138.7 MB in the end (delta: -59.9 MB). Peak memory consumption was 8.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1296.37 ms. Allocated memory is still 156.2 MB. Free memory was 138.7 MB in the beginning and 97.7 MB in the end (delta: 41.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 130701.47 ms. Allocated memory was 156.2 MB in the beginning and 695.2 MB in the end (delta: 539.0 MB). Free memory was 97.1 MB in the beginning and 437.6 MB in the end (delta: -340.4 MB). Peak memory consumption was 395.7 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: 746]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 739]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 785]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 792]: 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: 819]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: (((((!(0 <= \old(methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(methAndRunningLastTime))) || systemActive == 0) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || !(\old(methAndRunningLastTime) <= 0) - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: (((((((!(0 <= \old(methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(methAndRunningLastTime))) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || ((splverifierCounter <= 0 && 0 <= methAndRunningLastTime) && methAndRunningLastTime <= 0)) || 0 == systemActive) || !(\old(methAndRunningLastTime) <= 0)) || ((splverifierCounter <= 0 && !(pumpRunning == 0)) && (methaneLevelCritical + 1 <= 0 || 1 <= methaneLevelCritical)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 242 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 85.5s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 38.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 45.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 990 SDtfs, 2536 SDslu, 1300 SDs, 0 SdLazy, 5984 SolverSat, 1692 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 437 GetRequests, 290 SyntacticMatches, 1 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1028 ImplicationChecksByTransitivity, 19.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=567occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 571 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 1096 PreInvPairs, 1270 NumberOfFragments, 1879 HoareAnnotationTreeSize, 1096 FomulaSimplifications, 75925315 FormulaSimplificationTreeSizeReduction, 7.8s HoareSimplificationTime, 60 FomulaSimplificationsInter, 9044540 FormulaSimplificationTreeSizeReductionInter, 36.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 45.4s InterpolantComputationTime, 797 NumberOfCodeBlocks, 797 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 789 ConstructedInterpolants, 0 QuantifiedInterpolants, 322183 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 114/121 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...