/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_spec3_product42.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:38:38,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:38:38,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:38:38,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:38:38,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:38:38,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:38:38,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:38:38,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:38:38,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:38:38,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:38:38,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:38:38,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:38:38,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:38:38,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:38:38,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:38:38,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:38:38,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:38:38,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:38:38,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:38:38,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:38:38,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:38:38,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:38:38,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:38:38,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:38:38,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:38:38,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:38:38,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:38:38,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:38:38,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:38:38,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:38:38,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:38:38,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:38:38,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:38:38,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:38:38,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:38:38,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:38:38,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:38:38,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:38:38,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:38:38,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:38:38,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:38:38,813 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 [2020-10-29 11:38:38,862 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:38:38,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:38:38,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:38:38,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:38:38,867 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:38:38,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:38:38,868 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:38:38,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:38:38,868 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:38:38,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:38:38,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:38:38,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:38:38,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:38:38,870 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:38:38,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:38:38,871 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:38:38,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:38:38,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:38:38,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:38:38,872 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:38:38,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:38:38,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:38:38,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:38:38,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:38:38,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:38:38,873 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:38:38,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:38:38,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:38:38,874 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:38:38,874 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:38:39,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:38:39,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:38:39,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:38:39,337 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:38:39,338 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:38:39,339 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product42.cil.c [2020-10-29 11:38:39,420 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/338c22663/783fd1f7787a4a00ab01df90fe0b04e4/FLAG898531083 [2020-10-29 11:38:40,221 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:38:40,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product42.cil.c [2020-10-29 11:38:40,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/338c22663/783fd1f7787a4a00ab01df90fe0b04e4/FLAG898531083 [2020-10-29 11:38:40,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/338c22663/783fd1f7787a4a00ab01df90fe0b04e4 [2020-10-29 11:38:40,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:38:40,450 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:38:40,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:38:40,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:38:40,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:38:40,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:38:40" (1/1) ... [2020-10-29 11:38:40,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@187e57ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:40, skipping insertion in model container [2020-10-29 11:38:40,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:38:40" (1/1) ... [2020-10-29 11:38:40,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:38:40,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:38:40,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:38:40,858 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:38:40,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:38:40,993 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:38:40,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:40 WrapperNode [2020-10-29 11:38:40,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:38:40,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:38:40,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:38:40,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:38:41,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:40" (1/1) ... [2020-10-29 11:38:41,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:40" (1/1) ... [2020-10-29 11:38:41,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:40" (1/1) ... [2020-10-29 11:38:41,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:40" (1/1) ... [2020-10-29 11:38:41,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:40" (1/1) ... [2020-10-29 11:38:41,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:40" (1/1) ... [2020-10-29 11:38:41,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:40" (1/1) ... [2020-10-29 11:38:41,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:38:41,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:38:41,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:38:41,185 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:38:41,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:40" (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 [2020-10-29 11:38:41,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:38:41,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:38:41,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:38:41,272 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:38:41,272 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:38:41,273 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:38:41,273 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:38:41,273 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:38:41,273 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:38:41,274 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:38:41,274 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:38:41,275 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:38:41,275 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:38:41,275 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-29 11:38:41,275 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:38:41,276 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:38:41,276 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:38:41,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:38:41,277 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:38:41,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:38:41,277 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:38:41,277 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:38:41,277 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:38:41,277 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:38:41,278 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:38:41,278 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:38:41,278 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:38:41,278 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:38:41,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:38:41,278 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:38:41,279 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:38:41,279 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:38:41,279 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:38:41,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:38:41,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:38:41,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:38:41,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:38:41,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:38:41,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:38:41,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-29 11:38:41,280 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:38:41,280 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:38:41,280 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:38:41,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:38:41,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:38:41,281 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:38:41,281 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:38:41,281 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:38:41,281 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:38:41,281 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:38:41,282 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:38:41,282 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:38:41,282 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:38:41,283 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:38:41,283 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:38:41,283 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:38:41,283 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:38:41,284 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:38:41,284 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:38:41,284 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:38:41,284 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:38:41,284 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:38:41,285 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:38:41,285 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:38:41,285 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:38:41,285 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:38:41,285 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:38:41,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-29 11:38:41,285 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:38:41,286 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:38:41,286 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:38:41,286 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-29 11:38:41,288 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:38:41,288 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:38:41,288 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:38:41,289 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:38:41,289 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:38:41,289 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:38:41,289 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:38:41,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:38:41,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:38:41,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:38:41,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:38:41,291 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:38:41,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:38:41,291 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:38:41,291 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:38:41,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:38:41,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:38:41,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:38:41,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:38:41,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:38:41,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:38:41,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:38:42,730 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:38:42,731 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:38:42,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:38:42 BoogieIcfgContainer [2020-10-29 11:38:42,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:38:42,735 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:38:42,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:38:42,739 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:38:42,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:38:40" (1/3) ... [2020-10-29 11:38:42,741 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f7208fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:38:42, skipping insertion in model container [2020-10-29 11:38:42,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:38:40" (2/3) ... [2020-10-29 11:38:42,741 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f7208fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:38:42, skipping insertion in model container [2020-10-29 11:38:42,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:38:42" (3/3) ... [2020-10-29 11:38:42,743 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product42.cil.c [2020-10-29 11:38:42,756 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:38:42,762 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:38:42,777 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:38:42,807 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:38:42,807 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:38:42,807 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:38:42,808 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:38:42,808 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:38:42,808 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:38:42,808 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:38:42,808 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:38:42,832 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2020-10-29 11:38:42,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-29 11:38:42,842 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:38:42,843 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] [2020-10-29 11:38:42,844 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]=== [2020-10-29 11:38:42,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:38:42,851 INFO L82 PathProgramCache]: Analyzing trace with hash 1525045945, now seen corresponding path program 1 times [2020-10-29 11:38:42,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:38:42,862 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [747386826] [2020-10-29 11:38:42,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:38:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:43,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:43,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:44,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:46,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:46,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-29 11:38:46,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:38:46,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3219 [2020-10-29 11:38:46,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:46,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:46,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:38:46,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:38:46,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:38:46,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-29 11:38:46,893 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:38:46,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:38:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:46,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:47,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:47,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:38:47,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:47,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 178 [2020-10-29 11:38:47,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:47,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:47,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:38:47,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:47,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:38:47,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:47,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:38:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:47,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:47,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:47,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:38:47,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:47,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:38:47,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:47,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:47,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:38:47,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:47,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:38:47,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:38:47,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:38:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:47,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:47,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:47,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:38:47,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:47,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:38:47,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:47,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:47,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:38:47,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:47,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:38:47,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:47,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:38:47,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:47,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:47,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:47,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:38:47,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:47,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:38:47,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:47,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:47,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:38:47,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:47,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:38:47,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:47,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:38:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:47,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:47,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:47,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:38:47,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:47,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:38:47,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:47,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:47,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:38:47,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:47,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:38:47,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:38:47,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:38:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:47,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:47,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:47,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:38:47,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:47,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:38:47,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:47,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:47,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:38:47,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:38:47,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:38:47,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:47,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:38:47,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:47,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:47,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:47,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:38:47,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:47,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:38:47,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:47,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:47,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:38:47,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:38:47,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:38:47,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:38:47,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:38:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:47,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:47,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:47,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:38:47,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:47,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:38:47,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:47,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:47,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:38:47,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:38:47,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:38:47,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:47,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:38:47,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [747386826] [2020-10-29 11:38:47,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:38:47,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:38:47,262 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913375715] [2020-10-29 11:38:47,267 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:38:47,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:38:47,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:38:47,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:38:47,285 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 4 states. [2020-10-29 11:38:47,798 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:38:49,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:38:49,136 INFO L93 Difference]: Finished difference Result 301 states and 391 transitions. [2020-10-29 11:38:49,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:38:49,138 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-10-29 11:38:49,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:38:49,154 INFO L225 Difference]: With dead ends: 301 [2020-10-29 11:38:49,155 INFO L226 Difference]: Without dead ends: 161 [2020-10-29 11:38:49,160 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:38:49,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-29 11:38:49,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 128. [2020-10-29 11:38:49,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-10-29 11:38:49,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 148 transitions. [2020-10-29 11:38:49,315 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 148 transitions. Word has length 53 [2020-10-29 11:38:49,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:38:49,316 INFO L481 AbstractCegarLoop]: Abstraction has 128 states and 148 transitions. [2020-10-29 11:38:49,316 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:38:49,316 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 148 transitions. [2020-10-29 11:38:49,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-29 11:38:49,325 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:38:49,325 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] [2020-10-29 11:38:49,325 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:38:49,325 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]=== [2020-10-29 11:38:49,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:38:49,328 INFO L82 PathProgramCache]: Analyzing trace with hash 708582893, now seen corresponding path program 1 times [2020-10-29 11:38:49,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:38:49,329 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1462233086] [2020-10-29 11:38:49,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:38:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:49,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:49,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:50,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:52,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:54,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:54,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-29 11:38:54,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:38:54,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 11:38:54,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:54,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:54,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:38:54,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:38:54,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-29 11:38:54,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:54,841 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:38:54,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:38:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:54,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:54,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:54,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:38:54,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:54,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-29 11:38:54,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:54,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:54,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:38:54,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:54,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:38:54,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:54,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:38:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:54,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:54,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:54,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:38:54,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:54,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:38:54,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:54,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:54,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:38:54,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:54,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:38:54,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:54,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:38:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:54,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:54,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:54,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:38:54,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:54,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:38:54,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:54,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:54,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:38:54,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:54,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:38:54,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:38:54,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:38:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:54,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:55,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:55,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:38:55,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:55,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:38:55,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:55,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:55,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:38:55,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:55,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:38:55,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:55,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:38:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:55,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:55,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:55,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:38:55,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:55,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:38:55,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:55,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:55,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:38:55,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:55,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:38:55,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:55,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:38:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:55,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:55,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:55,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:38:55,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:55,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:38:55,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:55,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:55,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:38:55,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:55,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:38:55,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:55,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:38:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:55,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:55,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:55,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:38:55,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:55,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:38:55,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:55,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:55,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:38:55,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:55,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:38:55,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-29 11:38:55,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 11:38:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:55,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:55,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:55,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:38:55,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:55,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:38:55,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:55,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:55,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:38:55,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:55,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:38:55,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:38:55,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 11:38:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:55,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:55,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:55,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:38:55,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:55,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:38:55,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:55,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:55,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:38:55,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:38:55,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:38:55,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:55,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-29 11:38:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:38:55,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:38:55,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:38:55,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:38:55,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:38:55,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:38:55,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:38:55,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:38:55,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:38:55,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:38:55,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:38:55,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:38:55,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:38:55,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1462233086] [2020-10-29 11:38:55,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:38:55,150 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:38:55,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275423560] [2020-10-29 11:38:55,154 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:38:55,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:38:55,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:38:55,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:38:55,156 INFO L87 Difference]: Start difference. First operand 128 states and 148 transitions. Second operand 8 states. [2020-10-29 11:38:55,855 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:38:57,569 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:38:58,027 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:38:58,462 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:38:58,877 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:00,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:00,623 INFO L93 Difference]: Finished difference Result 407 states and 548 transitions. [2020-10-29 11:39:00,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:39:00,628 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-10-29 11:39:00,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:00,635 INFO L225 Difference]: With dead ends: 407 [2020-10-29 11:39:00,635 INFO L226 Difference]: Without dead ends: 303 [2020-10-29 11:39:00,637 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:39:00,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-10-29 11:39:00,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 231. [2020-10-29 11:39:00,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-10-29 11:39:00,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 277 transitions. [2020-10-29 11:39:00,780 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 277 transitions. Word has length 67 [2020-10-29 11:39:00,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:39:00,780 INFO L481 AbstractCegarLoop]: Abstraction has 231 states and 277 transitions. [2020-10-29 11:39:00,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:39:00,781 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 277 transitions. [2020-10-29 11:39:00,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-29 11:39:00,796 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:39:00,796 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] [2020-10-29 11:39:00,798 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:39:00,799 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]=== [2020-10-29 11:39:00,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:39:00,799 INFO L82 PathProgramCache]: Analyzing trace with hash -143869497, now seen corresponding path program 1 times [2020-10-29 11:39:00,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:39:00,800 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1640417030] [2020-10-29 11:39:00,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:39:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:00,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:01,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:01,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:01,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:01,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:05,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:05,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-29 11:39:05,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:39:05,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 11:39:05,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:05,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:05,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 11:39:05,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:05,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-29 11:39:05,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:06,256 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:06,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:06,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:06,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:06,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:06,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:06,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-29 11:39:06,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:06,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:06,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:06,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:06,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:39:06,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:06,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:06,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:06,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:06,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:06,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:06,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:06,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:06,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:06,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:06,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:06,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:06,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:06,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:06,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:06,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:06,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:06,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:06,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:06,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:06,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:06,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:06,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:06,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:06,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:06,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:06,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:06,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:06,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:06,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:06,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:06,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:06,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:06,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:06,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:06,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:06,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:06,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:06,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:06,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:06,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:06,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:06,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:06,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:06,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:06,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:06,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:06,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:06,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:39:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:06,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:06,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:06,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:06,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:06,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:39:06,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:06,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:06,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:39:06,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:39:06,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:39:06,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:06,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:39:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:06,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:06,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:06,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:39:06,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:06,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:06,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:06,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:06,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:06,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:06,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:39:06,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:06,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:06,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:06,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:06,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:06,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:06,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:06,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:06,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:06,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:06,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:06,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:06,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:06,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:39:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:06,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:06,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:06,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:06,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:06,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:06,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:06,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:06,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:06,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:06,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:06,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:06,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 11:39:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:06,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:06,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:06,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:06,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:06,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:39:06,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:06,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:06,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:06,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:06,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:06,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:06,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-29 11:39:06,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:06,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:06,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:06,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:06,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:06,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:06,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:06,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:06,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:06,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:06,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:06,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:06,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:39:06,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1640417030] [2020-10-29 11:39:06,516 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:39:06,516 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:39:06,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618421948] [2020-10-29 11:39:06,517 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:39:06,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:06,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:39:06,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:39:06,518 INFO L87 Difference]: Start difference. First operand 231 states and 277 transitions. Second operand 11 states. [2020-10-29 11:39:07,217 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:08,272 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:09,534 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:39:10,044 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:39:10,474 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:39:10,897 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:39:11,397 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:39:11,798 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:39:12,234 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:12,722 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:39:16,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:16,267 INFO L93 Difference]: Finished difference Result 600 states and 872 transitions. [2020-10-29 11:39:16,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-29 11:39:16,267 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 71 [2020-10-29 11:39:16,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:16,274 INFO L225 Difference]: With dead ends: 600 [2020-10-29 11:39:16,274 INFO L226 Difference]: Without dead ends: 436 [2020-10-29 11:39:16,279 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=175, Invalid=695, Unknown=0, NotChecked=0, Total=870 [2020-10-29 11:39:16,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2020-10-29 11:39:16,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 299. [2020-10-29 11:39:16,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2020-10-29 11:39:16,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 350 transitions. [2020-10-29 11:39:16,389 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 350 transitions. Word has length 71 [2020-10-29 11:39:16,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:39:16,389 INFO L481 AbstractCegarLoop]: Abstraction has 299 states and 350 transitions. [2020-10-29 11:39:16,390 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:39:16,390 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 350 transitions. [2020-10-29 11:39:16,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-29 11:39:16,392 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:39:16,392 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] [2020-10-29 11:39:16,392 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:39:16,392 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]=== [2020-10-29 11:39:16,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:39:16,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1632517875, now seen corresponding path program 1 times [2020-10-29 11:39:16,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:39:16,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [12653239] [2020-10-29 11:39:16,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:39:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:16,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:16,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:17,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:19,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:19,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-29 11:39:19,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:39:19,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3227 [2020-10-29 11:39:19,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:19,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:19,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 11:39:19,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:19,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-29 11:39:19,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:20,028 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:20,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:20,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:20,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:20,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:20,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:20,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-29 11:39:20,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:20,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:20,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:20,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:20,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:39:20,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:20,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:20,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:20,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:20,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:20,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:20,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:20,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:20,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:20,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:20,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:20,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:20,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:20,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:20,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:20,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:20,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:20,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:20,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:20,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:20,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:20,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:20,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:20,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:20,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:20,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:20,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:20,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:20,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:20,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:20,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:20,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:20,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:20,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:20,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:20,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:20,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:20,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:20,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:20,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:20,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:20,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:20,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:20,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:20,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:20,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:20,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:20,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:20,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:20,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:39:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:20,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:20,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:20,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:20,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:20,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:20,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:20,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:20,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:20,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:20,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:20,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:20,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:39:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:20,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:20,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:20,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:39:20,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:20,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:39:20,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:20,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:20,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:20,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:39:20,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:39:20,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:20,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:20,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:20,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:20,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:20,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:20,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:20,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:20,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:20,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:20,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:20,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:20,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:20,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:39:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:20,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:20,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:20,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:20,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:20,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:20,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:20,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:20,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:20,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:20,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:20,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:20,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 11:39:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:20,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:20,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:20,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:20,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:20,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:20,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:20,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:20,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:20,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:20,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:20,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:20,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-29 11:39:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:20,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:20,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:20,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:20,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:20,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:20,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:20,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:20,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:20,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:20,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:39:20,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [12653239] [2020-10-29 11:39:20,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:39:20,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 11:39:20,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867702169] [2020-10-29 11:39:20,272 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 11:39:20,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:20,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 11:39:20,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:39:20,273 INFO L87 Difference]: Start difference. First operand 299 states and 350 transitions. Second operand 7 states. [2020-10-29 11:39:20,856 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:22,473 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:39:24,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:24,188 INFO L93 Difference]: Finished difference Result 849 states and 1062 transitions. [2020-10-29 11:39:24,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 11:39:24,189 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2020-10-29 11:39:24,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:24,194 INFO L225 Difference]: With dead ends: 849 [2020-10-29 11:39:24,194 INFO L226 Difference]: Without dead ends: 574 [2020-10-29 11:39:24,196 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:39:24,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2020-10-29 11:39:24,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 509. [2020-10-29 11:39:24,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 509 states. [2020-10-29 11:39:24,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 596 transitions. [2020-10-29 11:39:24,363 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 596 transitions. Word has length 71 [2020-10-29 11:39:24,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:39:24,364 INFO L481 AbstractCegarLoop]: Abstraction has 509 states and 596 transitions. [2020-10-29 11:39:24,364 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 11:39:24,364 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 596 transitions. [2020-10-29 11:39:24,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-29 11:39:24,366 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:39:24,367 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] [2020-10-29 11:39:24,368 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:39:24,368 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]=== [2020-10-29 11:39:24,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:39:24,369 INFO L82 PathProgramCache]: Analyzing trace with hash -570293611, now seen corresponding path program 1 times [2020-10-29 11:39:24,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:39:24,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1061226962] [2020-10-29 11:39:24,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:39:24,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:24,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:24,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-29 11:39:27,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:39:27,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2746 [2020-10-29 11:39:27,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:39:27,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:27,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-29 11:39:27,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,595 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:27,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:27,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-29 11:39:27,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:27,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:27,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:39:27,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:27,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:27,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:27,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:27,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:27,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:27,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:27,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:27,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:27,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:27,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:27,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:27,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:27,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:27,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:27,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:27,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:27,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:27,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:27,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:27,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:39:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:27,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:39:27,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:39:27,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:39:27,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:39:27,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:39:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:39:27,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:39:27,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:27,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:39:27,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:39:27,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:27,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:39:27,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:39:27,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:27,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:27,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:39:27,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:39:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:39:27,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:39:27,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:27,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:27,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:39:27,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:39:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:27,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:39:27,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:27,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:27,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:27,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 11:39:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:27,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:27,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:27,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:27,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:27,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-29 11:39:27,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:27,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:27,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:27,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:27,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:27,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-29 11:39:27,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:27,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:27,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:27,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:27,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:27,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:27,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:27,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:27,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:27,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:27,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:27,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:27,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:39:27,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1061226962] [2020-10-29 11:39:27,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:39:27,876 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:39:27,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368077247] [2020-10-29 11:39:27,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:39:27,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:27,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:39:27,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:39:27,878 INFO L87 Difference]: Start difference. First operand 509 states and 596 transitions. Second operand 9 states. [2020-10-29 11:39:28,429 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:29,203 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:31,288 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:32,478 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-29 11:39:34,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:34,640 INFO L93 Difference]: Finished difference Result 1253 states and 1602 transitions. [2020-10-29 11:39:34,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-29 11:39:34,641 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2020-10-29 11:39:34,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:34,651 INFO L225 Difference]: With dead ends: 1253 [2020-10-29 11:39:34,652 INFO L226 Difference]: Without dead ends: 894 [2020-10-29 11:39:34,654 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=136, Invalid=416, Unknown=0, NotChecked=0, Total=552 [2020-10-29 11:39:34,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2020-10-29 11:39:34,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 792. [2020-10-29 11:39:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 792 states. [2020-10-29 11:39:34,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 958 transitions. [2020-10-29 11:39:34,878 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 958 transitions. Word has length 85 [2020-10-29 11:39:34,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:39:34,879 INFO L481 AbstractCegarLoop]: Abstraction has 792 states and 958 transitions. [2020-10-29 11:39:34,879 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:39:34,879 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 958 transitions. [2020-10-29 11:39:34,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-29 11:39:34,881 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:39:34,881 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] [2020-10-29 11:39:34,881 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:39:34,882 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]=== [2020-10-29 11:39:34,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:39:34,882 INFO L82 PathProgramCache]: Analyzing trace with hash 1062510388, now seen corresponding path program 1 times [2020-10-29 11:39:34,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:39:34,882 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [327043357] [2020-10-29 11:39:34,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:39:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:34,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-29 11:39:35,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 250 [2020-10-29 11:39:35,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:35,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-29 11:39:35,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:35,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:35,544 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:35,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:35,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 11:39:35,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:35,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:35,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:35,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:35,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:35,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:35,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:35,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:35,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:35,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:35,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:35,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:35,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:35,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:35,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:35,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:35,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:35,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:35,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:35,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:35,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:35,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:35,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:35,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:35,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:35,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:35,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:35,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:35,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:39:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:35,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:35,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:35,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:35,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:35,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:35,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:39:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:39:35,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:39:35,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:35,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:39:35,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:35,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:35,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:39:35,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:39:35,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:35,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:39:35,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:35,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:35,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:39:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:39:35,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:39:35,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:39:35,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:35,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:35,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:39:35,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:39:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:35,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:35,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:35,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 11:39:35,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:35,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:35,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 11:39:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:35,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:39:35,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:35,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:35,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:35,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:35,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-29 11:39:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:35,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:35,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:35,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:35,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:35,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:35,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-29 11:39:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:35,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:35,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:35,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:35,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:35,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:35,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:35,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:35,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:35,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:35,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:35,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:35,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:39:35,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [327043357] [2020-10-29 11:39:35,829 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:39:35,829 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:39:35,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459484445] [2020-10-29 11:39:35,830 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:39:35,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:35,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:39:35,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:39:35,832 INFO L87 Difference]: Start difference. First operand 792 states and 958 transitions. Second operand 8 states. [2020-10-29 11:39:37,008 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:39:37,395 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:39:37,780 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:39:39,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:39,480 INFO L93 Difference]: Finished difference Result 1483 states and 1872 transitions. [2020-10-29 11:39:39,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 11:39:39,481 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 85 [2020-10-29 11:39:39,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:39,488 INFO L225 Difference]: With dead ends: 1483 [2020-10-29 11:39:39,488 INFO L226 Difference]: Without dead ends: 871 [2020-10-29 11:39:39,492 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:39:39,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2020-10-29 11:39:39,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 792. [2020-10-29 11:39:39,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 792 states. [2020-10-29 11:39:39,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 957 transitions. [2020-10-29 11:39:39,707 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 957 transitions. Word has length 85 [2020-10-29 11:39:39,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:39:39,708 INFO L481 AbstractCegarLoop]: Abstraction has 792 states and 957 transitions. [2020-10-29 11:39:39,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:39:39,708 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 957 transitions. [2020-10-29 11:39:39,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-29 11:39:39,710 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:39:39,710 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] [2020-10-29 11:39:39,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:39:39,710 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]=== [2020-10-29 11:39:39,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:39:39,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1181472910, now seen corresponding path program 1 times [2020-10-29 11:39:39,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:39:39,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1941083406] [2020-10-29 11:39:39,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:39:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:39,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-29 11:39:40,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 354 [2020-10-29 11:39:40,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:39:40,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-29 11:39:40,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:39:40,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,435 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:40,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:40,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 11:39:40,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:40,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:40,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:40,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:40,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:40,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:40,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:40,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:40,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:40,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:40,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:40,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:40,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:40,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:40,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:40,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:40,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:40,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:40,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:40,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:40,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:40,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:40,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:40,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:40,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:40,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:39:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:40,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:40,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:40,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:40,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:40,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:39:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:39:40,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:39:40,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:39:40,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:39:40,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:39:40,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:39:40,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:39:40,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:39:40,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:40,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:39:40,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:39:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:39:40,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:40,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:40,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:40,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:40,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:39:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:40,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:39:40,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:40,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 11:39:40,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:40,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 11:39:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:40,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:40,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:40,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:40,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:40,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-29 11:39:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:40,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:40,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:40,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:40,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:40,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-29 11:39:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:40,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:40,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:40,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:40,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:40,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:40,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:40,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:40,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:40,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:40,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:40,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:40,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:39:40,639 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1941083406] [2020-10-29 11:39:40,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:39:40,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:39:40,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246541326] [2020-10-29 11:39:40,640 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:39:40,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:40,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:39:40,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:39:40,641 INFO L87 Difference]: Start difference. First operand 792 states and 957 transitions. Second operand 9 states. [2020-10-29 11:39:41,817 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:39:42,218 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:39:42,658 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:39:43,053 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:39:44,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:44,811 INFO L93 Difference]: Finished difference Result 1657 states and 2080 transitions. [2020-10-29 11:39:44,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:39:44,811 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2020-10-29 11:39:44,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:44,819 INFO L225 Difference]: With dead ends: 1657 [2020-10-29 11:39:44,819 INFO L226 Difference]: Without dead ends: 889 [2020-10-29 11:39:44,823 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:39:44,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2020-10-29 11:39:45,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 804. [2020-10-29 11:39:45,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2020-10-29 11:39:45,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 969 transitions. [2020-10-29 11:39:45,017 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 969 transitions. Word has length 85 [2020-10-29 11:39:45,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:39:45,017 INFO L481 AbstractCegarLoop]: Abstraction has 804 states and 969 transitions. [2020-10-29 11:39:45,017 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:39:45,017 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 969 transitions. [2020-10-29 11:39:45,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-29 11:39:45,019 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:39:45,019 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:39:45,019 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 11:39:45,020 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]=== [2020-10-29 11:39:45,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:39:45,020 INFO L82 PathProgramCache]: Analyzing trace with hash 2021268258, now seen corresponding path program 1 times [2020-10-29 11:39:45,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:39:45,021 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [966689508] [2020-10-29 11:39:45,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:39:45,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:45,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:45,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:48,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:48,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-29 11:39:48,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:39:48,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3078 [2020-10-29 11:39:48,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:48,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:39:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:48,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-29 11:39:48,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:48,602 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:39:48,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:39:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:48,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:48,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:48,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:48,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:48,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-29 11:39:48,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:48,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:48,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:48,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:48,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:39:48,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:48,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:39:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:48,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:48,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:48,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:48,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:48,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:48,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:48,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:48,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:48,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:48,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:48,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:48,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:39:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:48,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:48,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:48,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:48,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:48,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:48,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:48,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:48,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:48,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:48,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:48,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:48,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:39:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:48,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:48,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:48,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:48,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:48,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:48,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:48,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:48,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:48,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:48,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:48,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:48,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:39:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:48,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:48,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:48,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:39:48,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:48,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:48,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:48,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:48,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:48,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:48,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:48,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:48,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:39:48,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:48,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:48,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:48,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:48,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:48,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:48,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:48,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:48,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:39:48,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:48,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:39:48,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:48,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:39:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:48,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:48,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:48,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-29 11:39:48,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:48,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-29 11:39:48,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:48,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:48,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:39:48,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-29 11:39:48,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:39:48,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:48,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:39:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:48,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:48,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:48,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:39:48,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:48,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:48,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:48,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:48,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:48,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:48,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:48,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:48,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:39:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:48,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:48,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:48,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:39:48,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:48,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:48,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:48,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:48,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:48,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:48,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:48,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:48,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:39:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:48,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:48,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:48,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:39:48,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:48,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 11:39:48,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:48,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:48,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:39:48,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:48,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:39:48,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:49,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:39:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:49,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:49,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:49,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:39:49,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:49,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 11:39:49,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:49,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:49,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:39:49,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:49,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:39:49,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:49,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:39:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:49,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:49,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:49,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:49,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:49,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:49,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:49,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:49,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:39:49,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:39:49,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:39:49,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:39:49,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-29 11:39:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:49,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:49,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:49,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:49,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:49,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:39:49,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:49,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:49,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:49,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:49,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:49,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:49,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 11:39:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:49,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:49,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:49,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:49,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:49,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:49,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:49,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:49,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:49,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:49,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:49,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:49,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-29 11:39:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:39:49,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:39:49,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:39:49,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:39:49,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:39:49,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:39:49,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:39:49,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:39:49,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:39:49,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:39:49,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:39:49,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:39:49,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:39:49,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [966689508] [2020-10-29 11:39:49,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:39:49,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 11:39:49,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003891096] [2020-10-29 11:39:49,187 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 11:39:49,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:39:49,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 11:39:49,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:39:49,188 INFO L87 Difference]: Start difference. First operand 804 states and 969 transitions. Second operand 12 states. [2020-10-29 11:39:49,993 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:39:51,026 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:39:52,218 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:39:52,724 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:39:53,194 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:39:53,579 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:39:54,008 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:39:54,404 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:39:55,168 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-10-29 11:39:55,573 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:39:56,024 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:39:56,454 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-29 11:39:59,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:39:59,787 INFO L93 Difference]: Finished difference Result 2427 states and 3034 transitions. [2020-10-29 11:39:59,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-29 11:39:59,788 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 97 [2020-10-29 11:39:59,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:39:59,798 INFO L225 Difference]: With dead ends: 2427 [2020-10-29 11:39:59,798 INFO L226 Difference]: Without dead ends: 1647 [2020-10-29 11:39:59,802 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2020-10-29 11:39:59,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1647 states. [2020-10-29 11:40:00,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1647 to 1532. [2020-10-29 11:40:00,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1532 states. [2020-10-29 11:40:00,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1532 states and 1821 transitions. [2020-10-29 11:40:00,143 INFO L78 Accepts]: Start accepts. Automaton has 1532 states and 1821 transitions. Word has length 97 [2020-10-29 11:40:00,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:40:00,144 INFO L481 AbstractCegarLoop]: Abstraction has 1532 states and 1821 transitions. [2020-10-29 11:40:00,144 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 11:40:00,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1821 transitions. [2020-10-29 11:40:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-29 11:40:00,146 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:40:00,147 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:40:00,147 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 11:40:00,147 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:40:00,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:40:00,148 INFO L82 PathProgramCache]: Analyzing trace with hash 321558470, now seen corresponding path program 1 times [2020-10-29 11:40:00,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:40:00,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1075281726] [2020-10-29 11:40:00,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:40:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:00,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:00,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-29 11:40:01,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:40:01,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1144 [2020-10-29 11:40:01,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:40:01,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-29 11:40:01,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-29 11:40:01,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,708 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:40:01,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:40:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:01,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 11:40:01,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:40:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:01,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:01,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:40:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:01,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:01,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:01,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:01,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:40:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:01,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:01,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:40:01,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:01,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:01,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:40:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:01,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:01,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:01,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:40:01,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:40:01,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-29 11:40:01,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:40:01,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:01,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-29 11:40:01,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:40:01,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:40:01,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:40:01,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:01,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:40:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:40:01,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:01,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:40:01,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:01,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:01,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:01,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-29 11:40:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:01,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:01,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:40:01,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:01,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:01,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-29 11:40:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:01,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:01,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:01,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-29 11:40:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:01,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:01,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:01,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:01,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:01,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:01,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:01,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:01,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:01,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:40:01,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:01,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:01,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:40:01,955 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1075281726] [2020-10-29 11:40:01,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:40:01,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:40:01,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103810118] [2020-10-29 11:40:01,956 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:40:01,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:40:01,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:40:01,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:40:01,957 INFO L87 Difference]: Start difference. First operand 1532 states and 1821 transitions. Second operand 10 states. [2020-10-29 11:40:03,089 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:04,082 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:40:04,989 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-29 11:40:05,797 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:40:06,237 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:40:06,642 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:40:08,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:40:08,625 INFO L93 Difference]: Finished difference Result 3208 states and 4046 transitions. [2020-10-29 11:40:08,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-29 11:40:08,626 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 101 [2020-10-29 11:40:08,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:40:08,636 INFO L225 Difference]: With dead ends: 3208 [2020-10-29 11:40:08,636 INFO L226 Difference]: Without dead ends: 1611 [2020-10-29 11:40:08,643 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=206, Invalid=550, Unknown=0, NotChecked=0, Total=756 [2020-10-29 11:40:08,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1611 states. [2020-10-29 11:40:08,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1611 to 1366. [2020-10-29 11:40:08,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1366 states. [2020-10-29 11:40:08,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1366 states and 1594 transitions. [2020-10-29 11:40:08,987 INFO L78 Accepts]: Start accepts. Automaton has 1366 states and 1594 transitions. Word has length 101 [2020-10-29 11:40:08,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:40:08,989 INFO L481 AbstractCegarLoop]: Abstraction has 1366 states and 1594 transitions. [2020-10-29 11:40:08,989 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:40:08,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1594 transitions. [2020-10-29 11:40:08,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-29 11:40:08,991 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:40:08,992 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:40:08,992 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 11:40:08,992 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:40:08,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:40:08,992 INFO L82 PathProgramCache]: Analyzing trace with hash 2094760896, now seen corresponding path program 1 times [2020-10-29 11:40:08,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:40:08,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1675589317] [2020-10-29 11:40:08,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:40:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-29 11:40:09,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 295 [2020-10-29 11:40:09,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:40:09,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-29 11:40:09,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 11:40:09,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,756 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:40:09,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:40:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:09,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 11:40:09,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:09,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:09,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:40:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:40:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:09,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:09,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:09,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:09,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:09,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:09,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:09,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:09,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:09,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:40:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:40:09,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:09,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:09,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:09,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:40:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:09,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:09,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:09,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:09,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:40:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:40:09,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:40:09,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:09,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 11:40:09,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:40:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:40:09,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:09,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:09,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:09,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:09,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:40:09,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:09,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:09,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:09,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:40:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:40:09,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:40:09,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:09,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:40:09,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:40:09,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:09,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:09,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:09,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:40:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:09,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:40:09,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:40:09,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:40:09,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:40:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:09,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:09,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:09,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:40:09,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-29 11:40:09,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:09,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:09,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:09,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:09,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-29 11:40:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:09,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:40:09,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:40:09,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:09,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-29 11:40:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:40:09,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:40:09,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:40:09,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:40:09,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:40:09,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:40:09,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:40:09,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:40:09,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:40:09,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:40:09,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:40:09,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:40:09,971 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:40:09,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1675589317] [2020-10-29 11:40:09,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:40:09,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:40:09,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594389085] [2020-10-29 11:40:09,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:40:09,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:40:09,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:40:09,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:40:09,973 INFO L87 Difference]: Start difference. First operand 1366 states and 1594 transitions. Second operand 9 states. [2020-10-29 11:40:10,984 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:40:12,012 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:40:13,103 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-29 11:40:13,587 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:40:14,017 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:40:14,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:40:14,866 INFO L93 Difference]: Finished difference Result 2133 states and 2488 transitions. [2020-10-29 11:40:14,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 11:40:14,867 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 101 [2020-10-29 11:40:14,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:40:14,869 INFO L225 Difference]: With dead ends: 2133 [2020-10-29 11:40:14,869 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:40:14,875 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:40:14,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:40:14,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:40:14,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:40:14,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:40:14,876 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 101 [2020-10-29 11:40:14,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:40:14,876 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:40:14,876 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:40:14,876 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:40:14,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:40:14,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 11:40:14,879 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:40:16,500 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 9 [2020-10-29 11:40:16,602 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 9 [2020-10-29 11:40:17,045 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 9 [2020-10-29 11:40:17,233 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 26 [2020-10-29 11:40:17,596 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 9 [2020-10-29 11:40:18,104 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 9 [2020-10-29 11:40:18,234 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 9 [2020-10-29 11:40:18,467 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 30 [2020-10-29 11:40:18,582 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 26 [2020-10-29 11:40:18,805 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 9 [2020-10-29 11:40:19,012 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 9 [2020-10-29 11:40:19,228 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 9 [2020-10-29 11:40:19,451 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 9 [2020-10-29 11:40:19,561 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 9 [2020-10-29 11:40:19,944 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 30 [2020-10-29 11:40:20,601 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 26 [2020-10-29 11:40:21,256 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 27 [2020-10-29 11:40:23,155 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 255 [2020-10-29 11:40:23,266 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 21 [2020-10-29 11:40:24,800 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 256 [2020-10-29 11:40:29,649 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 256 [2020-10-29 11:40:30,121 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2020-10-29 11:40:30,700 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 249 [2020-10-29 11:40:30,951 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 56 [2020-10-29 11:40:31,200 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 245 [2020-10-29 11:40:31,575 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 248 [2020-10-29 11:40:32,158 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 249 [2020-10-29 11:40:32,631 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 56 [2020-10-29 11:40:33,215 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 249 [2020-10-29 11:40:33,469 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 56 [2020-10-29 11:40:33,719 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 245 [2020-10-29 11:40:34,084 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 248 [2020-10-29 11:40:34,662 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 249 [2020-10-29 11:40:35,568 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 246 [2020-10-29 11:40:35,893 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 256 [2020-10-29 11:40:37,746 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 165 DAG size of output: 26 [2020-10-29 11:40:39,730 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 184 DAG size of output: 30 [2020-10-29 11:40:39,943 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-29 11:40:40,229 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-10-29 11:40:42,312 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 173 DAG size of output: 33 [2020-10-29 11:40:42,511 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-29 11:40:44,776 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 222 DAG size of output: 52 [2020-10-29 11:40:45,647 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 34 [2020-10-29 11:40:46,019 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-10-29 11:40:47,496 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 177 DAG size of output: 30 [2020-10-29 11:40:47,786 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-10-29 11:40:50,309 WARN L193 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 187 DAG size of output: 31 [2020-10-29 11:40:50,635 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:40:51,509 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 30 [2020-10-29 11:40:51,740 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-29 11:40:53,493 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 212 DAG size of output: 33 [2020-10-29 11:40:54,433 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 36 [2020-10-29 11:40:54,713 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-29 11:40:57,238 WARN L193 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 189 DAG size of output: 31 [2020-10-29 11:40:57,439 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 1 [2020-10-29 11:40:58,769 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 165 DAG size of output: 26 [2020-10-29 11:41:00,580 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 203 DAG size of output: 37 [2020-10-29 11:41:02,693 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 194 DAG size of output: 35 [2020-10-29 11:41:02,887 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 1 [2020-10-29 11:41:03,174 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-10-29 11:41:06,092 WARN L193 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 225 DAG size of output: 44 [2020-10-29 11:41:06,920 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 20 [2020-10-29 11:41:07,840 WARN L193 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 36 [2020-10-29 11:41:08,052 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-29 11:41:08,392 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 23 [2020-10-29 11:41:10,465 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 240 DAG size of output: 37 [2020-10-29 11:41:10,678 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-29 11:41:10,967 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-10-29 11:41:11,450 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 30 [2020-10-29 11:41:13,516 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 37 [2020-10-29 11:41:14,833 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 165 DAG size of output: 26 [2020-10-29 11:41:15,067 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-29 11:41:15,354 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-10-29 11:41:15,551 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 1 [2020-10-29 11:41:17,025 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 179 DAG size of output: 33 [2020-10-29 11:41:17,174 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 27 [2020-10-29 11:41:17,461 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-10-29 11:41:18,320 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 34 [2020-10-29 11:41:18,608 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-10-29 11:41:19,546 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 36 [2020-10-29 11:41:20,533 WARN L193 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 30 [2020-10-29 11:41:21,845 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 188 DAG size of output: 30 [2020-10-29 11:41:23,153 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 188 DAG size of output: 30 [2020-10-29 11:41:23,367 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-29 11:41:23,372 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:41:23,373 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:41:23,373 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:41:23,373 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:41:23,373 INFO L274 CegarLoopResult]: For program point L638(lines 615 639) no Hoare annotation was computed. [2020-10-29 11:41:23,373 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 591 646) no Hoare annotation was computed. [2020-10-29 11:41:23,374 INFO L274 CegarLoopResult]: For program point L622(lines 622 626) no Hoare annotation was computed. [2020-10-29 11:41:23,374 INFO L274 CegarLoopResult]: For program point L622-1(lines 622 626) no Hoare annotation was computed. [2020-10-29 11:41:23,374 INFO L274 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-10-29 11:41:23,374 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 591 646) no Hoare annotation was computed. [2020-10-29 11:41:23,374 INFO L274 CegarLoopResult]: For program point L616-2(lines 616 637) no Hoare annotation was computed. [2020-10-29 11:41:23,374 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 591 646) no Hoare annotation was computed. [2020-10-29 11:41:23,374 INFO L274 CegarLoopResult]: For program point L673-2(lines 673 698) no Hoare annotation was computed. [2020-10-29 11:41:23,374 INFO L274 CegarLoopResult]: For program point L699(lines 672 700) no Hoare annotation was computed. [2020-10-29 11:41:23,374 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 647 706) no Hoare annotation was computed. [2020-10-29 11:41:23,375 INFO L274 CegarLoopResult]: For program point L692(line 692) no Hoare annotation was computed. [2020-10-29 11:41:23,375 INFO L274 CegarLoopResult]: For program point L692-1(line 692) no Hoare annotation was computed. [2020-10-29 11:41:23,375 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 647 706) no Hoare annotation was computed. [2020-10-29 11:41:23,375 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 647 706) no Hoare annotation was computed. [2020-10-29 11:41:23,375 INFO L274 CegarLoopResult]: For program point L679(lines 679 683) no Hoare annotation was computed. [2020-10-29 11:41:23,375 INFO L274 CegarLoopResult]: For program point L679-1(lines 679 683) no Hoare annotation was computed. [2020-10-29 11:41:23,375 INFO L274 CegarLoopResult]: For program point L674(line 674) no Hoare annotation was computed. [2020-10-29 11:41:23,375 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 522 528) the Hoare annotation is: true [2020-10-29 11:41:23,376 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 522 528) no Hoare annotation was computed. [2020-10-29 11:41:23,376 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 529 537) no Hoare annotation was computed. [2020-10-29 11:41:23,376 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 529 537) the Hoare annotation is: true [2020-10-29 11:41:23,376 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 529 537) no Hoare annotation was computed. [2020-10-29 11:41:23,376 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:41:23,376 INFO L270 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:41:23,376 INFO L270 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:41:23,377 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:41:23,377 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-29 11:41:23,377 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-29 11:41:23,377 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:41:23,377 INFO L270 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:41:23,377 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-29 11:41:23,377 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-29 11:41:23,378 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-29 11:41:23,378 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-29 11:41:23,378 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-29 11:41:23,378 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-29 11:41:23,378 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-29 11:41:23,378 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-29 11:41:23,378 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-29 11:41:23,378 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-29 11:41:23,378 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-29 11:41:23,378 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-29 11:41:23,378 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-29 11:41:23,378 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-29 11:41:23,379 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-29 11:41:23,379 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-29 11:41:23,379 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-29 11:41:23,379 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-29 11:41:23,379 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-29 11:41:23,379 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-29 11:41:23,379 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 327 335) no Hoare annotation was computed. [2020-10-29 11:41:23,379 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 327 335) the Hoare annotation is: true [2020-10-29 11:41:23,379 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 327 335) no Hoare annotation was computed. [2020-10-29 11:41:23,379 INFO L274 CegarLoopResult]: For program point L355-2(lines 355 363) no Hoare annotation was computed. [2020-10-29 11:41:23,379 INFO L274 CegarLoopResult]: For program point L343(lines 343 351) no Hoare annotation was computed. [2020-10-29 11:41:23,380 INFO L274 CegarLoopResult]: For program point L343-2(lines 343 351) no Hoare annotation was computed. [2020-10-29 11:41:23,380 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 336 371) no Hoare annotation was computed. [2020-10-29 11:41:23,380 INFO L274 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-10-29 11:41:23,380 INFO L274 CegarLoopResult]: For program point L366-1(line 366) no Hoare annotation was computed. [2020-10-29 11:41:23,380 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 336 371) no Hoare annotation was computed. [2020-10-29 11:41:23,380 INFO L274 CegarLoopResult]: For program point L355(lines 355 363) no Hoare annotation was computed. [2020-10-29 11:41:23,380 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 336 371) no Hoare annotation was computed. [2020-10-29 11:41:23,380 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 515 521) no Hoare annotation was computed. [2020-10-29 11:41:23,380 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 515 521) the Hoare annotation is: true [2020-10-29 11:41:23,380 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 545 590) no Hoare annotation was computed. [2020-10-29 11:41:23,380 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 545 590) no Hoare annotation was computed. [2020-10-29 11:41:23,380 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 545 590) no Hoare annotation was computed. [2020-10-29 11:41:23,380 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 858 903) no Hoare annotation was computed. [2020-10-29 11:41:23,381 INFO L274 CegarLoopResult]: For program point L889(lines 889 890) no Hoare annotation was computed. [2020-10-29 11:41:23,381 INFO L274 CegarLoopResult]: For program point L882(lines 882 883) no Hoare annotation was computed. [2020-10-29 11:41:23,381 INFO L274 CegarLoopResult]: For program point L878(lines 878 885) no Hoare annotation was computed. [2020-10-29 11:41:23,381 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 882 883) no Hoare annotation was computed. [2020-10-29 11:41:23,381 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 889 890) no Hoare annotation was computed. [2020-10-29 11:41:23,381 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 858 903) no Hoare annotation was computed. [2020-10-29 11:41:23,381 INFO L274 CegarLoopResult]: For program point L872(lines 872 892) no Hoare annotation was computed. [2020-10-29 11:41:23,381 INFO L274 CegarLoopResult]: For program point L872-1(lines 872 892) no Hoare annotation was computed. [2020-10-29 11:41:23,381 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 858 903) no Hoare annotation was computed. [2020-10-29 11:41:23,382 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 109 118) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:41:23,382 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 109 118) no Hoare annotation was computed. [2020-10-29 11:41:23,382 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 109 118) no Hoare annotation was computed. [2020-10-29 11:41:23,382 INFO L277 CegarLoopResult]: At program point L321(line 321) the Hoare annotation is: true [2020-10-29 11:41:23,382 INFO L274 CegarLoopResult]: For program point L321-1(line 321) no Hoare annotation was computed. [2020-10-29 11:41:23,382 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 316 326) the Hoare annotation is: true [2020-10-29 11:41:23,382 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 316 326) no Hoare annotation was computed. [2020-10-29 11:41:23,382 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 316 326) no Hoare annotation was computed. [2020-10-29 11:41:23,382 INFO L274 CegarLoopResult]: For program point deactivatePumpENTRY(lines 308 315) no Hoare annotation was computed. [2020-10-29 11:41:23,382 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 308 315) no Hoare annotation was computed. [2020-10-29 11:41:23,382 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 308 315) no Hoare annotation was computed. [2020-10-29 11:41:23,382 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 480 493) no Hoare annotation was computed. [2020-10-29 11:41:23,382 INFO L274 CegarLoopResult]: For program point L484(lines 484 490) no Hoare annotation was computed. [2020-10-29 11:41:23,382 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 480 493) the Hoare annotation is: true [2020-10-29 11:41:23,383 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 480 493) no Hoare annotation was computed. [2020-10-29 11:41:23,383 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 257 281) no Hoare annotation was computed. [2020-10-29 11:41:23,383 INFO L270 CegarLoopResult]: At program point L276(line 276) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 2 ~waterLevel~0))) (.cse7 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse3 .cse5 .cse6) (or .cse4 .cse0 .cse2 .cse3) (or .cse4 .cse7 .cse3 .cse5) (or .cse1 .cse3 .cse5 .cse6) (or .cse7 .cse1 .cse3 .cse5))) [2020-10-29 11:41:23,383 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 257 281) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= 2 ~waterLevel~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= ~waterLevel~0 1))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse2 .cse3) (or .cse4 .cse2 .cse3 .cse5 .cse6) (or .cse1 .cse2 .cse3 .cse5 .cse6) (or .cse7 .cse1 .cse2 .cse3 .cse5) (or .cse4 .cse7 .cse2 .cse3 .cse5))) [2020-10-29 11:41:23,383 INFO L274 CegarLoopResult]: For program point L276-1(lines 257 281) no Hoare annotation was computed. [2020-10-29 11:41:23,383 INFO L270 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= ~waterLevel~0 1))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse2 .cse4 .cse5) (or .cse6 .cse3 .cse7 .cse2 .cse4) (or .cse3 .cse2 .cse4 .cse5) (or .cse0 .cse6 .cse7 .cse2 .cse4))) [2020-10-29 11:41:23,383 INFO L270 CegarLoopResult]: At program point L267(line 267) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (and .cse8 (<= 1 processEnvironment_~tmp~2))) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= ~waterLevel~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2) (or .cse6 .cse1 .cse2) (or .cse5 .cse0 .cse2 .cse3 .cse4) (or .cse7 .cse1 .cse8 .cse2 .cse3) (or .cse5 .cse7 .cse8 .cse2 .cse3)))) [2020-10-29 11:41:23,383 INFO L274 CegarLoopResult]: For program point L265(lines 265 273) no Hoare annotation was computed. [2020-10-29 11:41:23,384 INFO L270 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse4 .cse3 .cse5 .cse2 .cse6) (or .cse3 .cse5 .cse2 .cse6 .cse7) (or .cse0 .cse5 .cse2 .cse6 .cse7) (or .cse0 .cse4 .cse5 .cse2 .cse6))) [2020-10-29 11:41:23,384 INFO L274 CegarLoopResult]: For program point L263-1(line 263) no Hoare annotation was computed. [2020-10-29 11:41:23,384 INFO L274 CegarLoopResult]: For program point L261(lines 261 278) no Hoare annotation was computed. [2020-10-29 11:41:23,384 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 249 255) no Hoare annotation was computed. [2020-10-29 11:41:23,384 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 249 255) the Hoare annotation is: true [2020-10-29 11:41:23,384 INFO L270 CegarLoopResult]: At program point testENTRY(lines 147 212) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:41:23,384 INFO L274 CegarLoopResult]: For program point L159(lines 159 163) no Hoare annotation was computed. [2020-10-29 11:41:23,384 INFO L274 CegarLoopResult]: For program point testFINAL(lines 147 212) no Hoare annotation was computed. [2020-10-29 11:41:23,384 INFO L270 CegarLoopResult]: At program point L205(lines 156 206) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= ~waterLevel~0 0)) (and (<= 1 ~pumpRunning~0) (= ~methaneLevelCritical~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (and .cse0 (<= 1 ~methaneLevelCritical~0)))) [2020-10-29 11:41:23,384 INFO L274 CegarLoopResult]: For program point L195(lines 195 199) no Hoare annotation was computed. [2020-10-29 11:41:23,384 INFO L270 CegarLoopResult]: At program point L195-2(lines 187 200) the Hoare annotation is: (let ((.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse3 .cse5 .cse4 .cse6) (and .cse7 .cse3 .cse6) (and .cse7 .cse2 .cse3) (and .cse0 .cse1 .cse3 .cse4 .cse6) (not (= |old(~pumpRunning~0)| 0)) (and .cse2 .cse3 .cse5 .cse4) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-29 11:41:23,384 INFO L274 CegarLoopResult]: For program point L158(lines 157 204) no Hoare annotation was computed. [2020-10-29 11:41:23,385 INFO L270 CegarLoopResult]: At program point L189(line 189) the Hoare annotation is: (let ((.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse3 .cse5 .cse4 .cse6) (and .cse7 .cse3 .cse6) (and .cse7 .cse2 .cse3) (and .cse0 .cse1 .cse3 .cse4 .cse6) (not (= |old(~pumpRunning~0)| 0)) (and .cse2 .cse3 .cse5 .cse4) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-29 11:41:23,385 INFO L274 CegarLoopResult]: For program point L187(lines 187 200) no Hoare annotation was computed. [2020-10-29 11:41:23,385 INFO L270 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (let ((.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse3 .cse5 .cse4 .cse6) (and .cse7 .cse3 .cse6) (and .cse7 .cse2 .cse3) (and .cse0 .cse1 .cse3 .cse4 .cse6) (not (= |old(~pumpRunning~0)| 0)) (and .cse2 .cse3 .cse5 .cse4) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-29 11:41:23,385 INFO L274 CegarLoopResult]: For program point L177(lines 177 183) no Hoare annotation was computed. [2020-10-29 11:41:23,385 INFO L274 CegarLoopResult]: For program point L177-1(lines 177 183) no Hoare annotation was computed. [2020-10-29 11:41:23,385 INFO L270 CegarLoopResult]: At program point L202(lines 157 204) the Hoare annotation is: (let ((.cse6 (<= 1 ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5) (and .cse6 .cse3 .cse5) (and .cse6 .cse2 .cse3) (and .cse0 .cse1 .cse3 .cse4 .cse5) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-29 11:41:23,385 INFO L270 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse3 .cse0 .cse2) (and .cse3 .cse4 .cse0) (not (= |old(~pumpRunning~0)| 0)) (and .cse5 .cse0 .cse4 .cse1) (and .cse5 .cse0 .cse1 .cse2) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-29 11:41:23,385 INFO L274 CegarLoopResult]: For program point L167(lines 167 173) no Hoare annotation was computed. [2020-10-29 11:41:23,385 INFO L274 CegarLoopResult]: For program point L167-1(lines 167 173) no Hoare annotation was computed. [2020-10-29 11:41:23,385 INFO L274 CegarLoopResult]: For program point testEXIT(lines 147 212) no Hoare annotation was computed. [2020-10-29 11:41:23,385 INFO L274 CegarLoopResult]: For program point L832(lines 832 839) no Hoare annotation was computed. [2020-10-29 11:41:23,386 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 836 837) no Hoare annotation was computed. [2020-10-29 11:41:23,386 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 843 844) no Hoare annotation was computed. [2020-10-29 11:41:23,386 INFO L274 CegarLoopResult]: For program point L826(lines 826 846) no Hoare annotation was computed. [2020-10-29 11:41:23,386 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 812 857) no Hoare annotation was computed. [2020-10-29 11:41:23,386 INFO L274 CegarLoopResult]: For program point L826-1(lines 826 846) no Hoare annotation was computed. [2020-10-29 11:41:23,386 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 812 857) no Hoare annotation was computed. [2020-10-29 11:41:23,386 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 812 857) no Hoare annotation was computed. [2020-10-29 11:41:23,386 INFO L274 CegarLoopResult]: For program point L843(lines 843 844) no Hoare annotation was computed. [2020-10-29 11:41:23,386 INFO L274 CegarLoopResult]: For program point L836(lines 836 837) no Hoare annotation was computed. [2020-10-29 11:41:23,386 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 282 289) the Hoare annotation is: (let ((.cse4 (not (<= 2 ~waterLevel~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= ~waterLevel~0 1))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse5 .cse1 .cse2 .cse3) (or .cse0 .cse6 .cse1 .cse2 .cse3))) [2020-10-29 11:41:23,386 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 282 289) no Hoare annotation was computed. [2020-10-29 11:41:23,386 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 282 289) no Hoare annotation was computed. [2020-10-29 11:41:23,387 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 448 470) no Hoare annotation was computed. [2020-10-29 11:41:23,387 INFO L274 CegarLoopResult]: For program point L456(lines 456 464) no Hoare annotation was computed. [2020-10-29 11:41:23,387 INFO L274 CegarLoopResult]: For program point L456-2(lines 456 464) no Hoare annotation was computed. [2020-10-29 11:41:23,387 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 448 470) no Hoare annotation was computed. [2020-10-29 11:41:23,387 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 448 470) no Hoare annotation was computed. [2020-10-29 11:41:23,387 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 505 514) no Hoare annotation was computed. [2020-10-29 11:41:23,387 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 505 514) no Hoare annotation was computed. [2020-10-29 11:41:23,387 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 505 514) no Hoare annotation was computed. [2020-10-29 11:41:23,387 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 709 811) no Hoare annotation was computed. [2020-10-29 11:41:23,387 INFO L274 CegarLoopResult]: For program point L733(lines 733 737) no Hoare annotation was computed. [2020-10-29 11:41:23,387 INFO L274 CegarLoopResult]: For program point L797(lines 797 808) no Hoare annotation was computed. [2020-10-29 11:41:23,388 INFO L274 CegarLoopResult]: For program point L760(lines 760 764) no Hoare annotation was computed. [2020-10-29 11:41:23,388 INFO L274 CegarLoopResult]: For program point L758-2(lines 758 778) no Hoare annotation was computed. [2020-10-29 11:41:23,388 INFO L274 CegarLoopResult]: For program point L779(lines 757 780) no Hoare annotation was computed. [2020-10-29 11:41:23,388 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 709 811) no Hoare annotation was computed. [2020-10-29 11:41:23,388 INFO L274 CegarLoopResult]: For program point L738(lines 738 754) no Hoare annotation was computed. [2020-10-29 11:41:23,388 INFO L274 CegarLoopResult]: For program point L798(lines 798 805) no Hoare annotation was computed. [2020-10-29 11:41:23,388 INFO L274 CegarLoopResult]: For program point L759(lines 758 778) no Hoare annotation was computed. [2020-10-29 11:41:23,388 INFO L274 CegarLoopResult]: For program point L790(line 790) no Hoare annotation was computed. [2020-10-29 11:41:23,388 INFO L274 CegarLoopResult]: For program point L790-1(line 790) no Hoare annotation was computed. [2020-10-29 11:41:23,388 INFO L274 CegarLoopResult]: For program point L755(lines 755 796) no Hoare annotation was computed. [2020-10-29 11:41:23,388 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 709 811) no Hoare annotation was computed. [2020-10-29 11:41:23,389 INFO L274 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-10-29 11:41:23,389 INFO L274 CegarLoopResult]: For program point L774-1(line 774) no Hoare annotation was computed. [2020-10-29 11:41:23,389 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:41:23,389 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#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~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:41:23,389 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:41:23,390 INFO L270 CegarLoopResult]: At program point L302(line 302) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (< 0 (+ activatePump_~tmp~3 1)))) (let ((.cse1 (not (= ~waterLevel~0 1))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (and (<= activatePump_~tmp~3 ~methaneLevelCritical~0) .cse8 .cse9)) (.cse5 (and .cse8 .cse9 (<= activatePump_~tmp~3 0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse3 .cse4) (or .cse0 .cse2 .cse3 .cse4 .cse7) (or .cse5 .cse6 .cse3 .cse4 .cse7)))) [2020-10-29 11:41:23,390 INFO L274 CegarLoopResult]: For program point L302-1(lines 291 307) no Hoare annotation was computed. [2020-10-29 11:41:23,390 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 291 307) no Hoare annotation was computed. [2020-10-29 11:41:23,390 INFO L274 CegarLoopResult]: For program point L298(lines 298 304) no Hoare annotation was computed. [2020-10-29 11:41:23,390 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 291 307) the Hoare annotation is: (let ((.cse4 (not (<= 2 ~waterLevel~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= ~waterLevel~0 1))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse5 .cse1 .cse2 .cse3) (or .cse0 .cse6 .cse1 .cse2 .cse3))) [2020-10-29 11:41:23,390 INFO L270 CegarLoopResult]: At program point L296(line 296) the Hoare annotation is: (let ((.cse4 (not (<= 2 ~waterLevel~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= ~waterLevel~0 1))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse5 .cse1 .cse2 .cse3) (or .cse0 .cse6 .cse1 .cse2 .cse3))) [2020-10-29 11:41:23,390 INFO L274 CegarLoopResult]: For program point L296-1(line 296) no Hoare annotation was computed. [2020-10-29 11:41:23,390 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 372 390) no Hoare annotation was computed. [2020-10-29 11:41:23,390 INFO L274 CegarLoopResult]: For program point L381(lines 381 385) no Hoare annotation was computed. [2020-10-29 11:41:23,391 INFO L277 CegarLoopResult]: At program point L379(line 379) the Hoare annotation is: true [2020-10-29 11:41:23,391 INFO L274 CegarLoopResult]: For program point L381-2(lines 381 385) no Hoare annotation was computed. [2020-10-29 11:41:23,391 INFO L274 CegarLoopResult]: For program point L379-1(line 379) no Hoare annotation was computed. [2020-10-29 11:41:23,391 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 372 390) the Hoare annotation is: true [2020-10-29 11:41:23,391 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 372 390) no Hoare annotation was computed. [2020-10-29 11:41:23,391 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 471 479) the Hoare annotation is: true [2020-10-29 11:41:23,391 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 471 479) no Hoare annotation was computed. [2020-10-29 11:41:23,391 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 471 479) no Hoare annotation was computed. [2020-10-29 11:41:23,391 INFO L274 CegarLoopResult]: For program point L431-1(lines 427 438) no Hoare annotation was computed. [2020-10-29 11:41:23,392 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 427 438) the Hoare annotation is: (let ((.cse0 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse6 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse8 (not (<= 2 ~waterLevel~0))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse2 .cse6) (or .cse7 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse8) (or .cse1 .cse5 .cse2 .cse6 .cse8) (or .cse7 .cse2 .cse3 .cse4))) [2020-10-29 11:41:23,392 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 427 438) no Hoare annotation was computed. [2020-10-29 11:41:23,392 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:41:23,392 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:41:23,392 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:41:23,392 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 225 248) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse1) (or .cse0 .cse2 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse0 .cse1 (not (<= |old(~waterLevel~0)| 0))))) [2020-10-29 11:41:23,392 INFO L270 CegarLoopResult]: At program point L238(line 238) the Hoare annotation is: (let ((.cse11 (= 1 ~systemActive~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse8 (<= ~waterLevel~0 0)) (.cse9 (and .cse5 .cse10)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not .cse11)) (.cse3 (and .cse10 (or (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse11) (and .cse5 .cse11))))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse6) (or .cse5 .cse1 .cse2 .cse6) (or .cse7 .cse0 .cse1 .cse2 .cse8) (or .cse7 .cse4 .cse0 .cse2 .cse8) (or .cse9 .cse7 (and .cse10 .cse8) .cse2) (or .cse9 .cse2 (not (<= |old(~waterLevel~0)| 0))) (or .cse1 .cse10 .cse2 .cse6) (or .cse4 .cse2 .cse3)))) [2020-10-29 11:41:23,393 INFO L270 CegarLoopResult]: At program point L236(lines 236 242) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse15 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 0)) (.cse14 (= |old(~pumpRunning~0)| 0)) (.cse12 (<= 1 ~pumpRunning~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse8 (and .cse12 .cse5)) (.cse9 (not .cse14)) (.cse11 (and .cse5 .cse15 .cse6)) (.cse3 (and .cse7 (or (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse15) (and .cse5 .cse15)))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse13 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (not .cse15))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse6) (or (and .cse5 .cse7) .cse4 .cse8 .cse1 .cse2 .cse9) (or .cse10 .cse8 .cse1 .cse2 .cse9) (or .cse11 .cse2 (not (<= |old(~waterLevel~0)| 0))) (or .cse12 .cse4 .cse13 .cse7 .cse2) (or .cse13 .cse5 .cse2 .cse9) (or .cse11 .cse13 .cse2 .cse3 .cse14) (or .cse4 .cse0 .cse1 .cse2 .cse6) (or .cse4 .cse13 .cse0 .cse2 .cse6) (or .cse13 .cse0 .cse7 .cse2) (or .cse12 .cse13 .cse10 .cse7 .cse2)))) [2020-10-29 11:41:23,393 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 225 248) no Hoare annotation was computed. [2020-10-29 11:41:23,393 INFO L270 CegarLoopResult]: At program point L231(line 231) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse3 (and .cse5 .cse6)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1 .cse2) (or .cse3 (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse3 .cse4 .cse1) (or .cse3 .cse1 (not (<= |old(~waterLevel~0)| 0))) (or .cse4 .cse0 .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 (and .cse5 .cse6 .cse2))))) [2020-10-29 11:41:23,393 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 225 248) no Hoare annotation was computed. [2020-10-29 11:41:23,393 INFO L274 CegarLoopResult]: For program point L229(lines 228 247) no Hoare annotation was computed. [2020-10-29 11:41:23,393 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-29 11:41:23,394 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-29 11:41:23,394 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse0 .cse1 (not (<= |old(~waterLevel~0)| 0))))) [2020-10-29 11:41:23,394 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-29 11:41:23,394 INFO L270 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse7 (= 1 ~systemActive~0))) (let ((.cse2 (and .cse6 .cse7)) (.cse3 (and .cse5 .cse7)) (.cse0 (and .cse5 .cse7 .cse8)) (.cse1 (not .cse7)) (.cse4 (and .cse6 .cse7 .cse8))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or .cse2 .cse3)) .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse1 .cse3) (or .cse0 .cse1 (not (<= |old(~waterLevel~0)| 0))) (or (not (= |old(~waterLevel~0)| 1)) .cse5 .cse1 .cse4)))) [2020-10-29 11:41:23,394 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-29 11:41:23,394 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse7 (= 1 ~systemActive~0))) (let ((.cse2 (and .cse6 .cse7)) (.cse3 (and .cse5 .cse7)) (.cse0 (and .cse5 .cse7 .cse8)) (.cse1 (not .cse7)) (.cse4 (and .cse6 .cse7 .cse8))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or .cse2 .cse3)) .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse1 .cse3) (or .cse0 .cse1 (not (<= |old(~waterLevel~0)| 0))) (or (not (= |old(~waterLevel~0)| 1)) .cse5 .cse1 .cse4)))) [2020-10-29 11:41:23,395 INFO L270 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse0 .cse1 (not (<= |old(~waterLevel~0)| 0))))) [2020-10-29 11:41:23,395 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-29 11:41:23,395 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-29 11:41:23,395 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 439 447) the Hoare annotation is: true [2020-10-29 11:41:23,395 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 439 447) no Hoare annotation was computed. [2020-10-29 11:41:23,395 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 439 447) no Hoare annotation was computed. [2020-10-29 11:41:23,395 INFO L270 CegarLoopResult]: At program point L928(line 928) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 1))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse3) (or .cse5 .cse0 .cse3) (or .cse5 .cse4 .cse3) (or .cse0 .cse2 .cse3 (not (<= 2 ~waterLevel~0))))) [2020-10-29 11:41:23,395 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 905 937) no Hoare annotation was computed. [2020-10-29 11:41:23,395 INFO L274 CegarLoopResult]: For program point L924(lines 924 930) no Hoare annotation was computed. [2020-10-29 11:41:23,396 INFO L270 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 1))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse3) (or .cse1 .cse2 .cse5 .cse3) (or .cse4 .cse0 .cse3) (or .cse4 .cse5 (not (<= ~waterLevel~0 0)) .cse3) (or .cse0 .cse2 .cse3 (not (<= 2 ~waterLevel~0))))) [2020-10-29 11:41:23,396 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 905 937) the Hoare annotation is: true [2020-10-29 11:41:23,396 INFO L274 CegarLoopResult]: For program point L922-1(line 922) no Hoare annotation was computed. [2020-10-29 11:41:23,396 INFO L274 CegarLoopResult]: For program point L920(lines 920 933) no Hoare annotation was computed. [2020-10-29 11:41:23,396 INFO L274 CegarLoopResult]: For program point L920-1(lines 905 937) no Hoare annotation was computed. [2020-10-29 11:41:23,396 INFO L270 CegarLoopResult]: At program point L918(line 918) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-29 11:41:23,396 INFO L274 CegarLoopResult]: For program point L918-1(line 918) no Hoare annotation was computed. [2020-10-29 11:41:23,396 INFO L274 CegarLoopResult]: For program point L914(lines 914 934) no Hoare annotation was computed. [2020-10-29 11:41:23,396 INFO L277 CegarLoopResult]: At program point L912(line 912) the Hoare annotation is: true [2020-10-29 11:41:23,397 INFO L274 CegarLoopResult]: For program point L912-1(line 912) no Hoare annotation was computed. [2020-10-29 11:41:23,397 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 403 414) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2020-10-29 11:41:23,397 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 403 414) no Hoare annotation was computed. [2020-10-29 11:41:23,397 INFO L274 CegarLoopResult]: For program point L407-1(lines 403 414) no Hoare annotation was computed. [2020-10-29 11:41:23,397 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-29 11:41:23,397 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-29 11:41:23,397 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:41:23,397 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:41:23,397 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:41:23,397 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:41:23,398 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 391 398) no Hoare annotation was computed. [2020-10-29 11:41:23,398 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 391 398) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= 1 ~systemActive~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= 2 ~waterLevel~0))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse5 (= |old(~systemActive~0)| ~systemActive~0)) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse2 .cse7) (or .cse0 .cse8 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse1 .cse2) (or .cse0 .cse2 .cse3 .cse4 .cse7) (or .cse0 .cse5 .cse8 .cse6))) [2020-10-29 11:41:23,398 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 391 398) no Hoare annotation was computed. [2020-10-29 11:41:23,398 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 415 426) no Hoare annotation was computed. [2020-10-29 11:41:23,398 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 415 426) the Hoare annotation is: (let ((.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 1 ~systemActive~0)))) (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (and (or .cse5 .cse3) (or .cse3 (not (<= |old(~waterLevel~0)| 0))))) (.cse6 (not (= ~pumpRunning~0 0))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2 .cse6) (or .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse6 .cse3) (or .cse4 .cse5 .cse2 .cse6 .cse7) (or .cse0 .cse2 .cse7 .cse3)))) [2020-10-29 11:41:23,398 INFO L274 CegarLoopResult]: For program point L419-1(lines 415 426) no Hoare annotation was computed. [2020-10-29 11:41:23,398 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 495 502) no Hoare annotation was computed. [2020-10-29 11:41:23,398 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 495 502) the Hoare annotation is: true [2020-10-29 11:41:23,399 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 495 502) no Hoare annotation was computed. [2020-10-29 11:41:23,401 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-29 11:41:23,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:41:23 BoogieIcfgContainer [2020-10-29 11:41:23,424 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:41:23,425 INFO L168 Benchmark]: Toolchain (without parser) took 162979.47 ms. Allocated memory was 155.2 MB in the beginning and 865.1 MB in the end (delta: 709.9 MB). Free memory was 129.1 MB in the beginning and 755.9 MB in the end (delta: -626.8 MB). Peak memory consumption was 546.8 MB. Max. memory is 8.0 GB. [2020-10-29 11:41:23,426 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 155.2 MB. Free memory is still 127.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:41:23,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 539.85 ms. Allocated memory is still 155.2 MB. Free memory was 128.5 MB in the beginning and 107.7 MB in the end (delta: 20.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:41:23,429 INFO L168 Benchmark]: Boogie Preprocessor took 185.28 ms. Allocated memory is still 155.2 MB. Free memory was 107.5 MB in the beginning and 135.4 MB in the end (delta: -27.9 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:41:23,429 INFO L168 Benchmark]: RCFGBuilder took 1548.75 ms. Allocated memory is still 155.2 MB. Free memory was 135.4 MB in the beginning and 132.0 MB in the end (delta: 3.4 MB). Peak memory consumption was 88.4 MB. Max. memory is 8.0 GB. [2020-10-29 11:41:23,430 INFO L168 Benchmark]: TraceAbstraction took 160688.50 ms. Allocated memory was 155.2 MB in the beginning and 865.1 MB in the end (delta: 709.9 MB). Free memory was 131.5 MB in the beginning and 755.9 MB in the end (delta: -624.4 MB). Peak memory consumption was 548.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:41:23,432 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 155.2 MB. Free memory is still 127.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 539.85 ms. Allocated memory is still 155.2 MB. Free memory was 128.5 MB in the beginning and 107.7 MB in the end (delta: 20.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 185.28 ms. Allocated memory is still 155.2 MB. Free memory was 107.5 MB in the beginning and 135.4 MB in the end (delta: -27.9 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1548.75 ms. Allocated memory is still 155.2 MB. Free memory was 135.4 MB in the beginning and 132.0 MB in the end (delta: 3.4 MB). Peak memory consumption was 88.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 160688.50 ms. Allocated memory was 155.2 MB in the beginning and 865.1 MB in the end (delta: 709.9 MB). Free memory was 131.5 MB in the beginning and 755.9 MB in the end (delta: -624.4 MB). Peak memory consumption was 548.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 843]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 836]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 882]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 889]: 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: 157]: Loop Invariant Derived loop invariant: (((((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || ((((waterLevel == 1 && \old(waterLevel) == waterLevel) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0)) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 1 <= methaneLevelCritical)) || ((1 <= pumpRunning && 1 == systemActive) && 1 <= methaneLevelCritical)) || ((1 <= pumpRunning && methaneLevelCritical == 0) && 1 == systemActive)) || ((((waterLevel == 1 && \old(waterLevel) == waterLevel) && 1 == systemActive) && pumpRunning == 0) && 1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || (1 == systemActive && waterLevel <= 0)) || ((1 <= pumpRunning && methaneLevelCritical == 0) && 1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (\old(waterLevel) == waterLevel && 1 == systemActive)) || (1 == systemActive && 1 <= methaneLevelCritical) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((((\old(waterLevel) == waterLevel && 1 == systemActive) && waterLevel <= 0) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 == systemActive)) || (pumpRunning == \old(pumpRunning) && ((waterLevel + 1 <= \old(waterLevel) && 1 == systemActive) || (\old(waterLevel) == waterLevel && 1 == systemActive)))) || ((waterLevel + 1 <= \old(waterLevel) && 1 == systemActive) && waterLevel <= 0)) && (((!(1 <= methaneLevelCritical) || (waterLevel + 1 <= \old(waterLevel) && 1 == systemActive)) || !(1 == systemActive)) || (\old(waterLevel) == waterLevel && 1 == systemActive))) && ((((\old(waterLevel) == waterLevel && 1 == systemActive) && waterLevel <= 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 0))) && (((!(\old(waterLevel) == 1) || \old(waterLevel) == waterLevel) || !(1 == systemActive)) || ((waterLevel + 1 <= \old(waterLevel) && 1 == systemActive) && waterLevel <= 0)) - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 241 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 92.0s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 57.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 68.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1730 SDtfs, 3680 SDslu, 2270 SDs, 0 SdLazy, 10769 SolverSat, 2824 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 467 GetRequests, 294 SyntacticMatches, 1 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 711 ImplicationChecksByTransitivity, 26.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1532occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 933 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 3139 PreInvPairs, 4489 NumberOfFragments, 3522 HoareAnnotationTreeSize, 3139 FomulaSimplifications, 104531504 FormulaSimplificationTreeSizeReduction, 21.4s HoareSimplificationTime, 59 FomulaSimplificationsInter, 300802 FormulaSimplificationTreeSizeReductionInter, 46.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 31.2s InterpolantComputationTime, 816 NumberOfCodeBlocks, 816 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 806 ConstructedInterpolants, 0 QuantifiedInterpolants, 281964 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 7/9 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...