/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:23:32,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:23:32,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:23:32,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:23:32,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:23:32,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:23:32,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:23:32,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:23:32,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:23:32,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:23:32,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:23:32,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:23:32,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:23:32,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:23:32,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:23:32,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:23:32,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:23:32,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:23:32,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:23:32,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:23:32,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:23:32,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:23:32,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:23:32,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:23:32,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:23:32,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:23:32,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:23:32,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:23:32,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:23:32,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:23:32,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:23:32,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:23:32,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:23:32,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:23:32,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:23:32,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:23:32,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:23:32,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:23:32,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:23:32,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:23:32,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:23:32,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 22:23:32,942 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:23:32,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:23:32,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:23:32,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:23:32,947 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:23:32,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:23:32,948 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:23:32,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:23:32,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:23:32,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:23:32,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:23:32,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:23:32,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:23:32,950 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:23:32,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:23:32,950 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:23:32,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:23:32,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:23:32,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:23:32,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:23:32,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:23:32,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:23:32,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:23:32,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:23:32,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:23:32,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:23:32,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:23:32,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:23:32,953 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:23:32,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:23:33,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:23:33,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:23:33,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:23:33,418 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:23:33,418 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:23:33,419 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c [2020-10-27 22:23:33,501 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7ba49b31/6ebacadd802c448db88c72cc250625fc/FLAGf0e5e590d [2020-10-27 22:23:34,364 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:23:34,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c [2020-10-27 22:23:34,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7ba49b31/6ebacadd802c448db88c72cc250625fc/FLAGf0e5e590d [2020-10-27 22:23:34,586 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7ba49b31/6ebacadd802c448db88c72cc250625fc [2020-10-27 22:23:34,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:23:34,597 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:23:34,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:23:34,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:23:34,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:23:34,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:23:34" (1/1) ... [2020-10-27 22:23:34,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aa99bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:34, skipping insertion in model container [2020-10-27 22:23:34,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:23:34" (1/1) ... [2020-10-27 22:23:34,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:23:34,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:23:35,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:23:35,051 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:23:35,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:23:35,262 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:23:35,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35 WrapperNode [2020-10-27 22:23:35,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:23:35,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:23:35,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:23:35,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:23:35,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... [2020-10-27 22:23:35,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:23:35,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:23:35,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:23:35,354 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:23:35,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:23:35,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:23:35,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:23:35,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:23:35,474 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:23:35,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:23:35,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:23:35,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:23:35,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:23:35,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:23:35,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:23:35,476 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:23:35,476 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:23:35,476 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:23:35,476 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:23:35,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:23:35,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:23:35,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:23:35,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:23:35,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:23:35,477 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:23:35,477 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:23:35,477 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:23:35,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:23:35,478 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:23:35,478 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:23:35,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:23:35,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:23:35,478 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:23:35,479 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:23:35,479 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:23:35,479 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:23:35,479 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:23:35,479 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:23:35,479 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:23:35,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:23:35,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:23:35,480 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:23:35,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:23:35,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:23:35,480 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 22:23:35,481 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 22:23:35,481 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:23:35,481 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:23:35,481 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:23:35,481 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:23:35,481 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:23:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:23:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:23:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:23:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:23:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:23:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:23:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:23:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:23:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:23:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:23:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:23:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:23:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:23:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:23:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:23:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:23:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:23:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:23:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:23:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:23:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:23:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:23:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:23:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:23:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:23:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:23:35,486 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:23:35,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:23:35,486 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:23:35,486 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:23:35,486 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:23:35,486 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:23:35,486 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:23:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:23:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:23:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:23:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:23:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:23:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:23:35,488 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:23:35,488 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:23:35,488 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:23:35,488 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:23:35,488 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:23:35,488 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 22:23:35,488 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 22:23:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:23:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:23:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:23:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:23:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:23:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:23:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:23:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:23:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:23:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:23:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:23:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:23:36,815 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:23:36,816 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:23:36,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:23:36 BoogieIcfgContainer [2020-10-27 22:23:36,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:23:36,820 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:23:36,820 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:23:36,824 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:23:36,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:23:34" (1/3) ... [2020-10-27 22:23:36,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e71128f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:23:36, skipping insertion in model container [2020-10-27 22:23:36,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:23:35" (2/3) ... [2020-10-27 22:23:36,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e71128f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:23:36, skipping insertion in model container [2020-10-27 22:23:36,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:23:36" (3/3) ... [2020-10-27 22:23:36,827 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product52.cil.c [2020-10-27 22:23:36,839 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:23:36,844 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:23:36,857 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:23:36,885 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:23:36,885 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:23:36,885 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:23:36,886 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:23:36,886 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:23:36,886 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:23:36,886 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:23:36,886 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:23:36,908 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2020-10-27 22:23:36,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-27 22:23:36,919 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:36,920 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:23:36,920 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:23:36,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:36,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1456751584, now seen corresponding path program 1 times [2020-10-27 22:23:36,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:36,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [735681906] [2020-10-27 22:23:36,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:37,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:37,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:38,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:38,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:39,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:42,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:42,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 22:23:42,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:23:42,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 22:23:42,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:42,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:42,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-27 22:23:42,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:23:42,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:23:43,110 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:43,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:43,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:43,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:43,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:43,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:43,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 22:23:43,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:43,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:43,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:43,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:43,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:43,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:43,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:43,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:43,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:43,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:43,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:43,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:43,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:43,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:43,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:43,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:43,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:43,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:43,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:43,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:43,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:43,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:43,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:43,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:43,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:43,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:43,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:43,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:43,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:43,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:43,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:43,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:43,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:43,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:43,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:43,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:43,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:43,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:43,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:43,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:43,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:43,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:43,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:43,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:43,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:43,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:43,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:43,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:43,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:43,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:43,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:43,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:43,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:43,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:43,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:43,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:43,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:43,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:43,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:43,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:43,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:43,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:23:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:43,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:43,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:43,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:43,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:43,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:43,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:43,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:43,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:43,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:43,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:43,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:43,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:43,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:43,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:43,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:43,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:43,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:43,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:43,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:43,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:43,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:43,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:23:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:43,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:43,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:43,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:43,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:43,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:43,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:43,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:43,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:43,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:43,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:43,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:23:43,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:43,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:43,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:43,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:43,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:43,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:23:43,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:43,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:43,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:43,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:43,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:43,316 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:23:43,317 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [735681906] [2020-10-27 22:23:43,319 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:23:43,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:23:43,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632712750] [2020-10-27 22:23:43,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:23:43,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:43,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:23:43,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:23:43,342 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 8 states. [2020-10-27 22:23:43,971 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:44,893 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:23:46,310 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:23:46,871 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:47,699 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:48,122 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:23:48,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:23:48,799 INFO L93 Difference]: Finished difference Result 421 states and 561 transitions. [2020-10-27 22:23:48,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:23:48,801 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-27 22:23:48,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:23:48,815 INFO L225 Difference]: With dead ends: 421 [2020-10-27 22:23:48,815 INFO L226 Difference]: Without dead ends: 259 [2020-10-27 22:23:48,822 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:23:48,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-10-27 22:23:48,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 224. [2020-10-27 22:23:48,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2020-10-27 22:23:48,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 271 transitions. [2020-10-27 22:23:48,952 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 271 transitions. Word has length 60 [2020-10-27 22:23:48,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:23:48,952 INFO L481 AbstractCegarLoop]: Abstraction has 224 states and 271 transitions. [2020-10-27 22:23:48,952 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:23:48,953 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 271 transitions. [2020-10-27 22:23:48,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-27 22:23:48,957 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:48,958 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] [2020-10-27 22:23:48,958 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:23:48,958 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:23:48,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:48,959 INFO L82 PathProgramCache]: Analyzing trace with hash 83782020, now seen corresponding path program 1 times [2020-10-27 22:23:48,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:48,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [73818878] [2020-10-27 22:23:48,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:49,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-27 22:23:49,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 376 [2020-10-27 22:23:49,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:49,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-27 22:23:49,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:23:49,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,759 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:49,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:49,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:23:49,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:49,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:49,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:49,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:49,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:49,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:49,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:49,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:49,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:49,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:49,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:23:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:49,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:49,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:49,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:49,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 22:23:49,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:23:49,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:23:49,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:49,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:23:49,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:23:49,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:23:49,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:23:49,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:23:49,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:23:49,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:23:49,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:23:49,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:23:49,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:49,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:23:49,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:49,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:23:49,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:49,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:49,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:23:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:49,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:49,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:49,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:23:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:49,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:49,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:49,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:49,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:49,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:49,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:49,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:49,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:49,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:49,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:49,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 22:23:50,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:50,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:50,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:50,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:50,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:50,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:50,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:50,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:50,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:50,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:50,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:50,025 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:23:50,027 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [73818878] [2020-10-27 22:23:50,027 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:23:50,027 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:23:50,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819931088] [2020-10-27 22:23:50,030 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:23:50,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:50,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:23:50,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:23:50,031 INFO L87 Difference]: Start difference. First operand 224 states and 271 transitions. Second operand 9 states. [2020-10-27 22:23:51,609 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:51,990 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:23:52,421 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:52,819 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:53,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:23:53,881 INFO L93 Difference]: Finished difference Result 491 states and 645 transitions. [2020-10-27 22:23:53,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:23:53,882 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-10-27 22:23:53,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:23:53,887 INFO L225 Difference]: With dead ends: 491 [2020-10-27 22:23:53,887 INFO L226 Difference]: Without dead ends: 295 [2020-10-27 22:23:53,895 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:23:53,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2020-10-27 22:23:53,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 238. [2020-10-27 22:23:53,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2020-10-27 22:23:53,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 291 transitions. [2020-10-27 22:23:53,966 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 291 transitions. Word has length 94 [2020-10-27 22:23:53,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:23:53,967 INFO L481 AbstractCegarLoop]: Abstraction has 238 states and 291 transitions. [2020-10-27 22:23:53,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:23:53,967 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 291 transitions. [2020-10-27 22:23:53,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-27 22:23:53,970 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:53,970 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] [2020-10-27 22:23:53,971 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:23:53,971 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:23:53,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:53,971 INFO L82 PathProgramCache]: Analyzing trace with hash 358541634, now seen corresponding path program 1 times [2020-10-27 22:23:53,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:53,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1108120638] [2020-10-27 22:23:53,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-27 22:23:54,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 298 [2020-10-27 22:23:54,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:54,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-27 22:23:54,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:54,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,679 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:54,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:54,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 22:23:54,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:54,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:54,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:54,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:54,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:54,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:54,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:23:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:54,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:54,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 22:23:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:23:54,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:23:54,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:54,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:23:54,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:54,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:23:54,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:23:54,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:54,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:23:54,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:54,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:54,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:23:54,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:23:54,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:54,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:23:54,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:54,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:23:54,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:23:54,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:23:54,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:54,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:54,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:23:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:54,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:23:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:54,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:54,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 22:23:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:54,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:54,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:54,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:54,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:54,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:54,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:54,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:54,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:54,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:54,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:55,001 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:23:55,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1108120638] [2020-10-27 22:23:55,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:23:55,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:23:55,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009615991] [2020-10-27 22:23:55,003 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:23:55,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:55,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:23:55,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:23:55,007 INFO L87 Difference]: Start difference. First operand 238 states and 291 transitions. Second operand 8 states. [2020-10-27 22:23:56,607 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:57,052 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:57,433 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:58,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:23:58,504 INFO L93 Difference]: Finished difference Result 512 states and 688 transitions. [2020-10-27 22:23:58,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:23:58,507 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-10-27 22:23:58,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:23:58,514 INFO L225 Difference]: With dead ends: 512 [2020-10-27 22:23:58,515 INFO L226 Difference]: Without dead ends: 302 [2020-10-27 22:23:58,517 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:23:58,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-10-27 22:23:58,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 242. [2020-10-27 22:23:58,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-10-27 22:23:58,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 295 transitions. [2020-10-27 22:23:58,603 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 295 transitions. Word has length 94 [2020-10-27 22:23:58,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:23:58,604 INFO L481 AbstractCegarLoop]: Abstraction has 242 states and 295 transitions. [2020-10-27 22:23:58,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:23:58,604 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 295 transitions. [2020-10-27 22:23:58,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-27 22:23:58,606 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:23:58,607 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] [2020-10-27 22:23:58,607 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:23:58,607 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:23:58,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:23:58,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1986125407, now seen corresponding path program 1 times [2020-10-27 22:23:58,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:23:58,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [738585800] [2020-10-27 22:23:58,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:23:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:58,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-27 22:23:59,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 624 [2020-10-27 22:23:59,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:23:59,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:59,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-27 22:23:59,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,630 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:59,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 22:23:59,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:23:59,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:59,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:23:59,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:59,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:23:59,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:59,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:59,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:59,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:23:59,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:59,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:23:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:59,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:59,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:23:59,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 22:23:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:23:59,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:23:59,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:23:59,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 22:23:59,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:59,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:23:59,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:23:59,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:23:59,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:23:59,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:23:59,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:23:59,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:59,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:23:59,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:59,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:23:59,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:23:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:59,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:59,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:59,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:59,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 22:23:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:59,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:59,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 22:23:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:59,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:59,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:59,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:59,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:59,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:59,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:59,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:59,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:23:59,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:59,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:59,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:23:59,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [738585800] [2020-10-27 22:23:59,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:23:59,919 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:23:59,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569604907] [2020-10-27 22:23:59,921 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:23:59,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:59,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:23:59,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:23:59,923 INFO L87 Difference]: Start difference. First operand 242 states and 295 transitions. Second operand 8 states. [2020-10-27 22:24:00,427 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:01,280 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:03,424 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:05,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:05,386 INFO L93 Difference]: Finished difference Result 944 states and 1321 transitions. [2020-10-27 22:24:05,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 22:24:05,387 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-10-27 22:24:05,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:05,393 INFO L225 Difference]: With dead ends: 944 [2020-10-27 22:24:05,394 INFO L226 Difference]: Without dead ends: 705 [2020-10-27 22:24:05,396 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-10-27 22:24:05,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 705 states. [2020-10-27 22:24:05,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 705 to 632. [2020-10-27 22:24:05,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 632 states. [2020-10-27 22:24:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 797 transitions. [2020-10-27 22:24:05,573 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 797 transitions. Word has length 94 [2020-10-27 22:24:05,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:05,574 INFO L481 AbstractCegarLoop]: Abstraction has 632 states and 797 transitions. [2020-10-27 22:24:05,574 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:24:05,574 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 797 transitions. [2020-10-27 22:24:05,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-27 22:24:05,577 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:05,577 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:05,577 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:24:05,577 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:05,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:05,578 INFO L82 PathProgramCache]: Analyzing trace with hash -1615708790, now seen corresponding path program 1 times [2020-10-27 22:24:05,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:05,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [577416518] [2020-10-27 22:24:05,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:05,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:05,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:06,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:06,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:07,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:10,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:10,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-27 22:24:10,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:24:10,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 22:24:10,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:10,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:24:10,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-27 22:24:10,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 22:24:10,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,016 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:11,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:11,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:24:11,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:11,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:11,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:11,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:11,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:24:11,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:11,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:11,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:11,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:11,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:11,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:11,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:11,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:24:11,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:11,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:11,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:24:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:24:11,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:24:11,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:24:11,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 22:24:11,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:11,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:24:11,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:11,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:11,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:24:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:24:11,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:24:11,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:24:11,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:24:11,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:11,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:11,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:24:11,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:11,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 22:24:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:11,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:24:11,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:11,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:24:11,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:11,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:11,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 22:24:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:11,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:24:11,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:11,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:24:11,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:11,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:11,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:11,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:11,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:11,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:11,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:11,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:11,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 22:24:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:11,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:11,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:11,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:11,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:11,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 22:24:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:11,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:11,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:11,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:11,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:11,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:11,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:11,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:11,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:11,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:11,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:11,413 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 22:24:11,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [577416518] [2020-10-27 22:24:11,414 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:24:11,414 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 22:24:11,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534052728] [2020-10-27 22:24:11,416 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:24:11,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:11,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:24:11,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:24:11,417 INFO L87 Difference]: Start difference. First operand 632 states and 797 transitions. Second operand 13 states. [2020-10-27 22:24:13,280 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:13,696 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:14,086 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:14,880 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 212 [2020-10-27 22:24:15,520 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:16,674 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:24:17,455 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-27 22:24:19,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:19,932 INFO L93 Difference]: Finished difference Result 1891 states and 2759 transitions. [2020-10-27 22:24:19,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 22:24:19,933 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 125 [2020-10-27 22:24:19,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:19,946 INFO L225 Difference]: With dead ends: 1891 [2020-10-27 22:24:19,946 INFO L226 Difference]: Without dead ends: 1154 [2020-10-27 22:24:19,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=193, Invalid=563, Unknown=0, NotChecked=0, Total=756 [2020-10-27 22:24:19,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2020-10-27 22:24:20,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 961. [2020-10-27 22:24:20,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 961 states. [2020-10-27 22:24:20,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 961 states and 1334 transitions. [2020-10-27 22:24:20,207 INFO L78 Accepts]: Start accepts. Automaton has 961 states and 1334 transitions. Word has length 125 [2020-10-27 22:24:20,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:20,208 INFO L481 AbstractCegarLoop]: Abstraction has 961 states and 1334 transitions. [2020-10-27 22:24:20,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:24:20,208 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1334 transitions. [2020-10-27 22:24:20,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-27 22:24:20,212 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:20,212 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] [2020-10-27 22:24:20,212 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:24:20,213 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:20,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:20,213 INFO L82 PathProgramCache]: Analyzing trace with hash 2110705403, now seen corresponding path program 1 times [2020-10-27 22:24:20,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:20,213 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2043404247] [2020-10-27 22:24:20,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:20,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:20,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:20,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:21,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:21,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-27 22:24:21,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:24:21,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1603 [2020-10-27 22:24:21,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:21,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:24:21,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 22:24:21,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-27 22:24:21,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,298 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:22,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:22,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 22:24:22,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:22,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:22,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:22,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:22,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:22,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:22,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:22,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:22,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:22,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:22,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:22,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:22,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:22,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:22,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:22,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:22,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:22,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:22,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:22,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:22,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:22,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:24:22,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:22,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:22,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:22,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:24:22,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:24:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:22,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:22,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:22,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:24:22,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:22,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:22,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:22,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 22:24:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:22,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:24:22,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:24:22,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:24:22,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:22,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:24:22,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:22,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:24:22,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:22,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:24:22,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:22,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:24:22,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:22,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:22,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:24:22,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:22,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:22,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:22,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:22,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:24:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:22,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:22,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:22,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:22,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:22,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 22:24:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:22,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:22,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:22,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:22,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:22,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:22,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:22,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:22,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:24:22,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:22,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:22,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:24:22,581 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2043404247] [2020-10-27 22:24:22,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:24:22,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 22:24:22,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215404489] [2020-10-27 22:24:22,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:24:22,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:22,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:24:22,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:24:22,585 INFO L87 Difference]: Start difference. First operand 961 states and 1334 transitions. Second operand 12 states. [2020-10-27 22:24:23,318 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:24,576 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:24:25,067 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:25,504 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:24:26,784 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:24:27,233 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:27,647 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:24:30,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:30,083 INFO L93 Difference]: Finished difference Result 2037 states and 2921 transitions. [2020-10-27 22:24:30,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 22:24:30,088 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 98 [2020-10-27 22:24:30,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:30,099 INFO L225 Difference]: With dead ends: 2037 [2020-10-27 22:24:30,099 INFO L226 Difference]: Without dead ends: 1183 [2020-10-27 22:24:30,107 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-27 22:24:30,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1183 states. [2020-10-27 22:24:30,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1183 to 1009. [2020-10-27 22:24:30,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1009 states. [2020-10-27 22:24:30,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 1009 states and 1339 transitions. [2020-10-27 22:24:30,329 INFO L78 Accepts]: Start accepts. Automaton has 1009 states and 1339 transitions. Word has length 98 [2020-10-27 22:24:30,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:30,330 INFO L481 AbstractCegarLoop]: Abstraction has 1009 states and 1339 transitions. [2020-10-27 22:24:30,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:24:30,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1339 transitions. [2020-10-27 22:24:30,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-27 22:24:30,333 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:30,334 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:30,334 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:24:30,335 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:24:30,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:30,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1129587722, now seen corresponding path program 1 times [2020-10-27 22:24:30,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:30,335 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2133157852] [2020-10-27 22:24:30,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:30,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:30,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:30,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:30,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:31,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:35,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:35,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-27 22:24:35,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:24:35,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 22:24:35,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:35,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:24:35,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 152 [2020-10-27 22:24:35,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 22:24:35,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:35,814 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:24:35,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:35,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:35,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:35,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:35,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:35,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-27 22:24:35,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:35,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:35,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:35,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:35,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:35,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:24:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:35,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:35,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:35,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:35,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:35,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:35,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:35,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:35,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:35,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:35,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:35,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:24:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:35,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:35,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:35,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:35,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:35,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:35,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:35,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:35,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:35,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:35,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:35,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:24:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:35,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:35,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:35,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:35,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:35,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:35,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:35,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:35,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:35,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:35,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:35,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:24:35,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:35,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:35,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:35,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:24:35,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:35,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:35,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:35,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:35,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:35,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:35,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:35,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:24:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:35,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:35,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:35,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:35,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:35,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:35,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:35,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:35,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:35,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:35,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:35,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:24:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:35,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:35,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:35,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:35,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:35,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:35,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:35,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:35,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:35,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:35,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:35,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:24:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:35,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:35,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:35,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-27 22:24:35,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:35,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:24:35,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:35,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:35,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:35,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:35,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:35,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:35,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:35,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:35,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:35,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:35,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:35,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:35,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:35,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:35,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:35,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:35,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:35,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:35,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:35,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:35,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:35,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:35,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:35,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:35,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:35,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:35,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:24:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:36,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:36,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:36,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:24:36,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:36,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:36,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:36,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:36,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:36,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:36,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:36,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:36,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:36,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:24:36,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:36,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:24:36,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:36,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:36,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:36,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:36,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:24:36,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:36,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:36,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:36,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:24:36,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:36,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:36,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:36,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:36,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:36,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:36,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:36,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:36,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:36,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:24:36,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:36,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:36,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:36,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:36,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:36,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:36,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:24:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:36,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:36,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:36,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:36,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:36,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:36,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:36,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:36,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:36,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:36,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:24:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:36,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:36,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:36,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:24:36,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:36,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:36,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:36,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:36,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:36,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:36,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:24:36,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:36,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:36,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:36,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:36,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:36,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:24:36,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:36,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:24:36,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:36,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:24:36,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 22:24:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:36,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:36,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:36,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:24:36,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:36,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:24:36,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:36,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:24:36,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:36,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:24:36,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:24:36,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:36,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:36,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:36,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:36,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:36,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:36,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:36,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:24:36,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:36,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:24:36,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:24:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:36,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:36,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:36,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:36,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:36,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:24:36,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:36,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:36,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:36,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:36,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 22:24:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:36,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:36,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:36,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:36,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:36,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:24:36,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:36,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:36,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:36,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:36,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 22:24:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:36,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:36,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:24:36,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:24:36,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:24:36,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:24:36,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:24:36,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:24:36,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:24:36,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:24:36,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:24:36,180 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-27 22:24:36,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2133157852] [2020-10-27 22:24:36,181 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:24:36,181 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 22:24:36,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49084348] [2020-10-27 22:24:36,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 22:24:36,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:24:36,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 22:24:36,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:24:36,183 INFO L87 Difference]: Start difference. First operand 1009 states and 1339 transitions. Second operand 11 states. [2020-10-27 22:24:36,843 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:24:37,728 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-27 22:24:38,216 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:24:38,676 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:39,227 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 22:24:40,835 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:24:41,363 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-27 22:24:41,925 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:24:44,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:24:44,464 INFO L93 Difference]: Finished difference Result 1508 states and 2052 transitions. [2020-10-27 22:24:44,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-27 22:24:44,465 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 134 [2020-10-27 22:24:44,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:24:44,467 INFO L225 Difference]: With dead ends: 1508 [2020-10-27 22:24:44,467 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:24:44,477 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 407 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=416, Invalid=1144, Unknown=0, NotChecked=0, Total=1560 [2020-10-27 22:24:44,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:24:44,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:24:44,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:24:44,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:24:44,478 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 134 [2020-10-27 22:24:44,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:24:44,479 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:24:44,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 22:24:44,479 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:24:44,479 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:24:44,479 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:24:44,481 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:24:44,947 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 219 [2020-10-27 22:24:45,842 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 242 [2020-10-27 22:24:46,647 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 271 [2020-10-27 22:24:47,718 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 268 [2020-10-27 22:24:52,269 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 271 [2020-10-27 22:24:52,792 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 271 [2020-10-27 22:24:53,588 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 245 [2020-10-27 22:24:56,112 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 23 [2020-10-27 22:24:56,402 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-27 22:24:56,704 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 25 [2020-10-27 22:24:57,047 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 27 [2020-10-27 22:24:57,712 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 23 [2020-10-27 22:24:58,032 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-10-27 22:24:58,375 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:24:59,098 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 23 [2020-10-27 22:24:59,625 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 24 [2020-10-27 22:24:59,956 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 1 [2020-10-27 22:25:00,927 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 26 [2020-10-27 22:25:01,266 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:25:01,832 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 24 [2020-10-27 22:25:03,186 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 223 DAG size of output: 33 [2020-10-27 22:25:03,512 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 1 [2020-10-27 22:25:03,876 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 1 [2020-10-27 22:25:04,838 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 26 [2020-10-27 22:25:05,951 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 194 DAG size of output: 32 [2020-10-27 22:25:06,628 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 23 [2020-10-27 22:25:07,238 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 15 [2020-10-27 22:25:07,361 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 23 [2020-10-27 22:25:08,316 WARN L193 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 27 [2020-10-27 22:25:10,028 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 199 DAG size of output: 24 [2020-10-27 22:25:11,012 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 25 [2020-10-27 22:25:11,674 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 23 [2020-10-27 22:25:11,967 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-27 22:25:12,278 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:25:13,154 WARN L193 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 23 [2020-10-27 22:25:14,416 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 209 DAG size of output: 33 [2020-10-27 22:25:14,725 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:25:15,464 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 45 [2020-10-27 22:25:15,933 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 47 [2020-10-27 22:25:16,450 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 16 [2020-10-27 22:25:16,989 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 24 [2020-10-27 22:25:17,925 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 32 [2020-10-27 22:25:18,237 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:25:19,505 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 201 DAG size of output: 24 [2020-10-27 22:25:20,030 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 24 [2020-10-27 22:25:20,508 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 47 [2020-10-27 22:25:20,810 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 14 [2020-10-27 22:25:21,093 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-27 22:25:21,409 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:25:21,767 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 27 [2020-10-27 22:25:22,761 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 28 [2020-10-27 22:25:23,023 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 39 [2020-10-27 22:25:23,310 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-27 22:25:23,622 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:25:23,936 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:25:24,800 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 23 [2020-10-27 22:25:25,014 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 28 [2020-10-27 22:25:25,306 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-27 22:25:26,578 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 209 DAG size of output: 33 [2020-10-27 22:25:27,507 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 25 [2020-10-27 22:25:28,501 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 29 [2020-10-27 22:25:28,795 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-27 22:25:29,125 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 1 [2020-10-27 22:25:29,652 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 45 [2020-10-27 22:25:29,657 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:25:29,657 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:25:29,658 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:25:29,658 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:25:29,658 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-27 22:25:29,658 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-27 22:25:29,658 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-27 22:25:29,658 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-27 22:25:29,659 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-27 22:25:29,659 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-27 22:25:29,659 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-27 22:25:29,659 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-27 22:25:29,659 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-27 22:25:29,659 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-27 22:25:29,659 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-27 22:25:29,659 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-27 22:25:29,659 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-27 22:25:29,659 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-27 22:25:29,660 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-27 22:25:29,660 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-27 22:25:29,660 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-27 22:25:29,660 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-27 22:25:29,660 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 996 1002) the Hoare annotation is: true [2020-10-27 22:25:29,660 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 996 1002) no Hoare annotation was computed. [2020-10-27 22:25:29,660 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 1003 1011) no Hoare annotation was computed. [2020-10-27 22:25:29,660 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 1003 1011) the Hoare annotation is: true [2020-10-27 22:25:29,661 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 1003 1011) no Hoare annotation was computed. [2020-10-27 22:25:29,661 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 526 533) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-10-27 22:25:29,661 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 526 533) no Hoare annotation was computed. [2020-10-27 22:25:29,661 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 526 533) no Hoare annotation was computed. [2020-10-27 22:25:29,661 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 534 543) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or .cse0 (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (= ~pumpRunning~0 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:25:29,661 INFO L274 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-27 22:25:29,661 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 534 543) no Hoare annotation was computed. [2020-10-27 22:25:29,661 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 534 543) no Hoare annotation was computed. [2020-10-27 22:25:29,662 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 544 572) the Hoare annotation is: true [2020-10-27 22:25:29,662 INFO L270 CegarLoopResult]: At program point L559(line 559) the Hoare annotation is: (and (or (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0))) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (= ~pumpRunning~0 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (not (<= ~waterLevel~0 1)))) [2020-10-27 22:25:29,662 INFO L274 CegarLoopResult]: For program point L557(lines 557 563) no Hoare annotation was computed. [2020-10-27 22:25:29,662 INFO L274 CegarLoopResult]: For program point L556(lines 556 566) no Hoare annotation was computed. [2020-10-27 22:25:29,662 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 544 572) no Hoare annotation was computed. [2020-10-27 22:25:29,662 INFO L270 CegarLoopResult]: At program point L554(line 554) the Hoare annotation is: (let ((.cse0 (and (<= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~4) (<= __utac_acc__Specification5_spec__3_~tmp~4 ~waterLevel~0))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (not (<= 0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 0))) (or .cse1 (not (<= 2 ~waterLevel~0))) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1))) [2020-10-27 22:25:29,662 INFO L274 CegarLoopResult]: For program point L554-1(line 554) no Hoare annotation was computed. [2020-10-27 22:25:29,663 INFO L274 CegarLoopResult]: For program point L552(lines 552 569) no Hoare annotation was computed. [2020-10-27 22:25:29,663 INFO L274 CegarLoopResult]: For program point L552-1(lines 544 572) no Hoare annotation was computed. [2020-10-27 22:25:29,663 INFO L277 CegarLoopResult]: At program point L550(line 550) the Hoare annotation is: true [2020-10-27 22:25:29,663 INFO L274 CegarLoopResult]: For program point L550-1(line 550) no Hoare annotation was computed. [2020-10-27 22:25:29,663 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 490 512) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:29,663 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 490 512) no Hoare annotation was computed. [2020-10-27 22:25:29,663 INFO L270 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:29,664 INFO L270 CegarLoopResult]: At program point L502-1(line 502) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:29,664 INFO L274 CegarLoopResult]: For program point L500(lines 500 507) no Hoare annotation was computed. [2020-10-27 22:25:29,664 INFO L274 CegarLoopResult]: For program point L500-1(lines 500 507) no Hoare annotation was computed. [2020-10-27 22:25:29,664 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-27 22:25:29,664 INFO L270 CegarLoopResult]: At program point L497(line 497) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:29,664 INFO L270 CegarLoopResult]: At program point L496(line 496) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:29,664 INFO L270 CegarLoopResult]: At program point L496-1(line 496) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:29,664 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 490 512) no Hoare annotation was computed. [2020-10-27 22:25:29,665 INFO L274 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-10-27 22:25:29,665 INFO L274 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-27 22:25:29,665 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 443 466) no Hoare annotation was computed. [2020-10-27 22:25:29,665 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 443 466) no Hoare annotation was computed. [2020-10-27 22:25:29,665 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 443 466) no Hoare annotation was computed. [2020-10-27 22:25:29,665 INFO L274 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-27 22:25:29,665 INFO L274 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-27 22:25:29,665 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-27 22:25:29,665 INFO L274 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-27 22:25:29,665 INFO L274 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-27 22:25:29,665 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-27 22:25:29,665 INFO L274 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-10-27 22:25:29,666 INFO L274 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-27 22:25:29,666 INFO L274 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-27 22:25:29,666 INFO L274 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-10-27 22:25:29,666 INFO L274 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-27 22:25:29,666 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-10-27 22:25:29,666 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 954 968) no Hoare annotation was computed. [2020-10-27 22:25:29,666 INFO L270 CegarLoopResult]: At program point L960(line 960) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse1 (not (<= ~waterLevel~0 1))))) [2020-10-27 22:25:29,666 INFO L274 CegarLoopResult]: For program point L958(lines 958 964) no Hoare annotation was computed. [2020-10-27 22:25:29,666 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 954 968) the Hoare annotation is: (let ((.cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (<= 2 ~waterLevel~0))) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0)) (not (= |old(~pumpRunning~0)| 0))) .cse0 (not (<= ~waterLevel~0 1))))) [2020-10-27 22:25:29,666 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 954 968) no Hoare annotation was computed. [2020-10-27 22:25:29,667 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 871 879) no Hoare annotation was computed. [2020-10-27 22:25:29,667 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 871 879) the Hoare annotation is: true [2020-10-27 22:25:29,667 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 871 879) no Hoare annotation was computed. [2020-10-27 22:25:29,667 INFO L274 CegarLoopResult]: For program point L944(lines 944 948) no Hoare annotation was computed. [2020-10-27 22:25:29,667 INFO L277 CegarLoopResult]: At program point L942(line 942) the Hoare annotation is: true [2020-10-27 22:25:29,667 INFO L274 CegarLoopResult]: For program point L944-2(lines 944 948) no Hoare annotation was computed. [2020-10-27 22:25:29,667 INFO L274 CegarLoopResult]: For program point L942-1(line 942) no Hoare annotation was computed. [2020-10-27 22:25:29,667 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 935 953) the Hoare annotation is: true [2020-10-27 22:25:29,667 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 935 953) no Hoare annotation was computed. [2020-10-27 22:25:29,667 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 935 953) no Hoare annotation was computed. [2020-10-27 22:25:29,667 INFO L274 CegarLoopResult]: For program point L899-2(lines 899 907) no Hoare annotation was computed. [2020-10-27 22:25:29,668 INFO L274 CegarLoopResult]: For program point L887(lines 887 895) no Hoare annotation was computed. [2020-10-27 22:25:29,668 INFO L274 CegarLoopResult]: For program point L887-2(lines 887 895) no Hoare annotation was computed. [2020-10-27 22:25:29,668 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 880 915) no Hoare annotation was computed. [2020-10-27 22:25:29,668 INFO L274 CegarLoopResult]: For program point L910(line 910) no Hoare annotation was computed. [2020-10-27 22:25:29,668 INFO L274 CegarLoopResult]: For program point L910-1(line 910) no Hoare annotation was computed. [2020-10-27 22:25:29,668 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 880 915) no Hoare annotation was computed. [2020-10-27 22:25:29,668 INFO L274 CegarLoopResult]: For program point L899(lines 899 907) no Hoare annotation was computed. [2020-10-27 22:25:29,668 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 880 915) no Hoare annotation was computed. [2020-10-27 22:25:29,668 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 989 995) no Hoare annotation was computed. [2020-10-27 22:25:29,668 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 989 995) the Hoare annotation is: true [2020-10-27 22:25:29,668 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-27 22:25:29,668 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-27 22:25:29,669 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-27 22:25:29,669 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-27 22:25:29,669 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-27 22:25:29,669 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-27 22:25:29,669 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-27 22:25:29,669 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-27 22:25:29,669 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-27 22:25:29,669 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-27 22:25:29,669 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-27 22:25:29,669 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-27 22:25:29,669 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-27 22:25:29,670 INFO L270 CegarLoopResult]: At program point L481(line 481) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:25:29,670 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 476 486) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:29,670 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 476 486) no Hoare annotation was computed. [2020-10-27 22:25:29,670 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 476 486) no Hoare annotation was computed. [2020-10-27 22:25:29,670 INFO L274 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-10-27 22:25:29,670 INFO L274 CegarLoopResult]: For program point L865-1(line 865) no Hoare annotation was computed. [2020-10-27 22:25:29,670 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 860 870) no Hoare annotation was computed. [2020-10-27 22:25:29,670 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 860 870) no Hoare annotation was computed. [2020-10-27 22:25:29,670 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 860 870) no Hoare annotation was computed. [2020-10-27 22:25:29,670 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 852 859) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (<= 2 ~waterLevel~0))) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 (not (<= ~waterLevel~0 1))))) [2020-10-27 22:25:29,671 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 852 859) no Hoare annotation was computed. [2020-10-27 22:25:29,671 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 852 859) no Hoare annotation was computed. [2020-10-27 22:25:29,671 INFO L274 CegarLoopResult]: For program point L662(lines 662 668) no Hoare annotation was computed. [2020-10-27 22:25:29,671 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 658 671) no Hoare annotation was computed. [2020-10-27 22:25:29,671 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 658 671) the Hoare annotation is: true [2020-10-27 22:25:29,671 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 658 671) no Hoare annotation was computed. [2020-10-27 22:25:29,671 INFO L270 CegarLoopResult]: At program point L833(line 833) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:25:29,671 INFO L270 CegarLoopResult]: At program point L829(line 829) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:25:29,671 INFO L274 CegarLoopResult]: For program point L827(lines 827 835) no Hoare annotation was computed. [2020-10-27 22:25:29,672 INFO L270 CegarLoopResult]: At program point L825(line 825) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:25:29,672 INFO L274 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-10-27 22:25:29,672 INFO L274 CegarLoopResult]: For program point L823(lines 823 840) no Hoare annotation was computed. [2020-10-27 22:25:29,672 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 819 843) no Hoare annotation was computed. [2020-10-27 22:25:29,672 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 819 843) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1))) [2020-10-27 22:25:29,672 INFO L270 CegarLoopResult]: At program point L838(line 838) the Hoare annotation is: (let ((.cse0 (not (<= (+ ~switchedOnBeforeTS~0 1) 0))) (.cse1 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or (and .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (and .cse0 .cse1) .cse2 (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))))) [2020-10-27 22:25:29,672 INFO L274 CegarLoopResult]: For program point L838-1(lines 819 843) no Hoare annotation was computed. [2020-10-27 22:25:29,672 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 785 791) no Hoare annotation was computed. [2020-10-27 22:25:29,672 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 785 791) the Hoare annotation is: true [2020-10-27 22:25:29,673 INFO L274 CegarLoopResult]: For program point L704(lines 704 710) no Hoare annotation was computed. [2020-10-27 22:25:29,673 INFO L270 CegarLoopResult]: At program point testENTRY(lines 684 751) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:25:29,673 INFO L274 CegarLoopResult]: For program point L704-1(lines 704 710) no Hoare annotation was computed. [2020-10-27 22:25:29,673 INFO L274 CegarLoopResult]: For program point L696(lines 696 700) no Hoare annotation was computed. [2020-10-27 22:25:29,673 INFO L274 CegarLoopResult]: For program point testFINAL(lines 684 751) no Hoare annotation was computed. [2020-10-27 22:25:29,673 INFO L270 CegarLoopResult]: At program point L744(lines 693 745) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (and (< 1 ~waterLevel~0) .cse0) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) .cse0))) [2020-10-27 22:25:29,673 INFO L270 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (and (< 1 ~waterLevel~0) .cse0) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (or (<= 1 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) .cse0))) [2020-10-27 22:25:29,674 INFO L274 CegarLoopResult]: For program point L732(lines 732 738) no Hoare annotation was computed. [2020-10-27 22:25:29,674 INFO L270 CegarLoopResult]: At program point L732-1(lines 724 739) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (and (< 1 ~waterLevel~0) .cse0) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (or (<= 1 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) .cse0))) [2020-10-27 22:25:29,674 INFO L274 CegarLoopResult]: For program point L695(lines 694 743) no Hoare annotation was computed. [2020-10-27 22:25:29,674 INFO L270 CegarLoopResult]: At program point L726(line 726) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (and (< 1 ~waterLevel~0) .cse0) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (or (<= 1 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) .cse0))) [2020-10-27 22:25:29,674 INFO L274 CegarLoopResult]: For program point L724(lines 724 739) no Hoare annotation was computed. [2020-10-27 22:25:29,674 INFO L270 CegarLoopResult]: At program point L716(line 716) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (and (< 1 ~waterLevel~0) .cse0) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (or (<= 1 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) .cse0))) [2020-10-27 22:25:29,674 INFO L274 CegarLoopResult]: For program point L714(lines 714 720) no Hoare annotation was computed. [2020-10-27 22:25:29,674 INFO L274 CegarLoopResult]: For program point L714-1(lines 714 720) no Hoare annotation was computed. [2020-10-27 22:25:29,675 INFO L270 CegarLoopResult]: At program point L741(lines 694 743) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (and (< 1 ~waterLevel~0) .cse0) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) .cse0) (and (<= 0 ~pumpRunning~0) .cse0 (<= ~pumpRunning~0 0)))) [2020-10-27 22:25:29,675 INFO L274 CegarLoopResult]: For program point testEXIT(lines 684 751) no Hoare annotation was computed. [2020-10-27 22:25:29,675 INFO L270 CegarLoopResult]: At program point L706(line 706) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) .cse0) (and (<= 0 ~pumpRunning~0) .cse0 (<= ~pumpRunning~0 0)) (and (<= 2 ~waterLevel~0) .cse0))) [2020-10-27 22:25:29,675 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-27 22:25:29,675 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-27 22:25:29,677 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-27 22:25:29,677 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-27 22:25:29,677 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-27 22:25:29,677 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-27 22:25:29,677 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 672 680) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 672 680) the Hoare annotation is: true [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 672 680) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point L634(lines 634 642) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 626 648) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point L634-2(lines 634 642) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 626 648) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 626 648) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-27 22:25:29,678 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 979 988) no Hoare annotation was computed. [2020-10-27 22:25:29,679 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 979 988) no Hoare annotation was computed. [2020-10-27 22:25:29,680 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 979 988) no Hoare annotation was computed. [2020-10-27 22:25:29,680 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:25:29,680 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#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)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.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~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:25:29,680 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:25:29,680 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 844 851) no Hoare annotation was computed. [2020-10-27 22:25:29,680 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 844 851) no Hoare annotation was computed. [2020-10-27 22:25:29,680 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 844 851) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:25:29,680 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 649 657) the Hoare annotation is: true [2020-10-27 22:25:29,680 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 649 657) no Hoare annotation was computed. [2020-10-27 22:25:29,680 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 649 657) no Hoare annotation was computed. [2020-10-27 22:25:29,681 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 916 934) no Hoare annotation was computed. [2020-10-27 22:25:29,681 INFO L274 CegarLoopResult]: For program point L925(lines 925 929) no Hoare annotation was computed. [2020-10-27 22:25:29,681 INFO L277 CegarLoopResult]: At program point L923(line 923) the Hoare annotation is: true [2020-10-27 22:25:29,681 INFO L274 CegarLoopResult]: For program point L925-2(lines 925 929) no Hoare annotation was computed. [2020-10-27 22:25:29,681 INFO L274 CegarLoopResult]: For program point L923-1(line 923) no Hoare annotation was computed. [2020-10-27 22:25:29,681 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 916 934) the Hoare annotation is: true [2020-10-27 22:25:29,681 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 916 934) no Hoare annotation was computed. [2020-10-27 22:25:29,681 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:25:29,681 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:25:29,681 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:25:29,681 INFO L274 CegarLoopResult]: For program point L609-1(lines 605 616) no Hoare annotation was computed. [2020-10-27 22:25:29,681 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 605 616) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (= ~pumpRunning~0 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:25:29,681 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 605 616) no Hoare annotation was computed. [2020-10-27 22:25:29,682 INFO L270 CegarLoopResult]: At program point L767(line 767) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse1 .cse2 (< 1 ~waterLevel~0) (<= ~waterLevel~0 2))) (or (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (not (<= |old(~waterLevel~0)| 1))))) [2020-10-27 22:25:29,682 INFO L274 CegarLoopResult]: For program point L765(lines 761 783) no Hoare annotation was computed. [2020-10-27 22:25:29,682 INFO L274 CegarLoopResult]: For program point L763(lines 761 783) no Hoare annotation was computed. [2020-10-27 22:25:29,682 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 758 784) the Hoare annotation is: (let ((.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) .cse0 .cse1) (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 2 |old(~waterLevel~0)|)) .cse0))) [2020-10-27 22:25:29,682 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 758 784) no Hoare annotation was computed. [2020-10-27 22:25:29,682 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 758 784) no Hoare annotation was computed. [2020-10-27 22:25:29,683 INFO L270 CegarLoopResult]: At program point L774(line 774) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (<= 0 ~pumpRunning~0)) (.cse2 (<= ~pumpRunning~0 0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2)) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse3 .cse4 (<= ~waterLevel~0 2)) (and .cse4 (= ~pumpRunning~0 0))) (or (and .cse3 (<= ~waterLevel~0 1) .cse4) (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (not (<= |old(~waterLevel~0)| 1)) (and .cse4 .cse1 .cse2)))) [2020-10-27 22:25:29,683 INFO L270 CegarLoopResult]: At program point L772(lines 772 778) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0))) (.cse8 (<= 0 ~pumpRunning~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (<= ~pumpRunning~0 0))) (let ((.cse0 (and .cse11 .cse8 .cse9 .cse10)) (.cse2 (and .cse11 .cse7 .cse9)) (.cse4 (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (and .cse6 (< 1 ~waterLevel~0) .cse9)) (.cse5 (and .cse6 .cse7 .cse8 .cse9 .cse10))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3 .cse5) (or (<= ~waterLevel~0 1) .cse4 (not (<= |old(~waterLevel~0)| 1))) (or (not (<= |old(~pumpRunning~0)| 0)) .cse1 (not (<= 0 |old(~pumpRunning~0)|)) .cse3 .cse5)))) [2020-10-27 22:25:29,683 INFO L270 CegarLoopResult]: At program point L416(line 416) the Hoare annotation is: (let ((.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) .cse0 .cse1) (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 2 |old(~waterLevel~0)|)) .cse0))) [2020-10-27 22:25:29,683 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 410 439) no Hoare annotation was computed. [2020-10-27 22:25:29,683 INFO L274 CegarLoopResult]: For program point L416-1(line 416) no Hoare annotation was computed. [2020-10-27 22:25:29,683 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 410 439) the Hoare annotation is: (let ((.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) .cse0 .cse1) (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 2 |old(~waterLevel~0)|)) .cse0))) [2020-10-27 22:25:29,684 INFO L277 CegarLoopResult]: At program point L435(lines 410 439) the Hoare annotation is: true [2020-10-27 22:25:29,684 INFO L274 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-10-27 22:25:29,684 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-10-27 22:25:29,684 INFO L270 CegarLoopResult]: At program point L424-1(lines 424 428) the Hoare annotation is: (let ((.cse6 (<= ~waterLevel~0 1))) (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse5 (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0))) (.cse1 (and .cse6 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (.cse3 (not (<= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= ~waterLevel~0 1) .cse2) (let ((.cse4 (<= ~waterLevel~0 2))) (or (and (< 1 ~waterLevel~0) .cse4) (not (< 1 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 2)) .cse1 (and .cse5 .cse4))) (or (and .cse5 .cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse1 (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) .cse3)))) [2020-10-27 22:25:29,684 INFO L274 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-27 22:25:29,684 INFO L270 CegarLoopResult]: At program point L420-2(lines 420 434) the Hoare annotation is: (let ((.cse6 (<= ~waterLevel~0 1))) (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse5 (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0))) (.cse1 (and .cse6 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (.cse3 (not (<= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= ~waterLevel~0 1) .cse2) (let ((.cse4 (<= ~waterLevel~0 2))) (or (and (< 1 ~waterLevel~0) .cse4) (not (< 1 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 2)) .cse1 (and .cse5 .cse4))) (or (and .cse5 .cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse1 (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) .cse3)))) [2020-10-27 22:25:29,684 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 617 625) no Hoare annotation was computed. [2020-10-27 22:25:29,685 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 617 625) no Hoare annotation was computed. [2020-10-27 22:25:29,685 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 617 625) no Hoare annotation was computed. [2020-10-27 22:25:29,685 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 581 592) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2020-10-27 22:25:29,685 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 581 592) no Hoare annotation was computed. [2020-10-27 22:25:29,685 INFO L274 CegarLoopResult]: For program point L585-1(lines 581 592) no Hoare annotation was computed. [2020-10-27 22:25:29,685 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 467 473) no Hoare annotation was computed. [2020-10-27 22:25:29,685 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 467 473) the Hoare annotation is: true [2020-10-27 22:25:29,685 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:25:29,685 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-27 22:25:29,685 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:25:29,686 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:25:29,686 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 969 976) no Hoare annotation was computed. [2020-10-27 22:25:29,686 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 969 976) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0))) (and (or .cse0 (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (= ~pumpRunning~0 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:25:29,686 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 969 976) no Hoare annotation was computed. [2020-10-27 22:25:29,686 INFO L274 CegarLoopResult]: For program point L801(lines 801 809) no Hoare annotation was computed. [2020-10-27 22:25:29,686 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 793 817) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1))) [2020-10-27 22:25:29,686 INFO L270 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 (and .cse1 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:25:29,686 INFO L274 CegarLoopResult]: For program point L799-1(line 799) no Hoare annotation was computed. [2020-10-27 22:25:29,687 INFO L274 CegarLoopResult]: For program point L797(lines 797 814) no Hoare annotation was computed. [2020-10-27 22:25:29,687 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 793 817) no Hoare annotation was computed. [2020-10-27 22:25:29,687 INFO L270 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:25:29,687 INFO L274 CegarLoopResult]: For program point L812-1(lines 793 817) no Hoare annotation was computed. [2020-10-27 22:25:29,687 INFO L270 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 0 ~pumpRunning~0) (= processEnvironment__wrappee__highWaterSensor_~tmp~6 0) (<= ~pumpRunning~0 0)) (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0)) (not (= |old(~pumpRunning~0)| 0))) (not (<= ~waterLevel~0 2))) [2020-10-27 22:25:29,687 INFO L270 CegarLoopResult]: At program point L803(line 803) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 (and .cse1 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (<= ~waterLevel~0 1))))) [2020-10-27 22:25:29,687 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 593 604) no Hoare annotation was computed. [2020-10-27 22:25:29,687 INFO L274 CegarLoopResult]: For program point L597-1(lines 593 604) no Hoare annotation was computed. [2020-10-27 22:25:29,688 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 593 604) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or (not (<= |old(~waterLevel~0)| 2)) .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (= ~pumpRunning~0 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (not (<= |old(~waterLevel~0)| 1))))) [2020-10-27 22:25:29,688 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 514 521) no Hoare annotation was computed. [2020-10-27 22:25:29,688 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 514 521) the Hoare annotation is: true [2020-10-27 22:25:29,688 INFO L274 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-10-27 22:25:29,688 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 514 521) no Hoare annotation was computed. [2020-10-27 22:25:29,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:25:29 BoogieIcfgContainer [2020-10-27 22:25:29,709 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:25:29,711 INFO L168 Benchmark]: Toolchain (without parser) took 115119.39 ms. Allocated memory was 160.4 MB in the beginning and 729.8 MB in the end (delta: 569.4 MB). Free memory was 133.9 MB in the beginning and 333.3 MB in the end (delta: -199.3 MB). Peak memory consumption was 457.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:29,711 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 160.4 MB. Free memory is still 132.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:25:29,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.89 ms. Allocated memory is still 160.4 MB. Free memory was 133.3 MB in the beginning and 111.6 MB in the end (delta: 21.6 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:29,712 INFO L168 Benchmark]: Boogie Preprocessor took 88.17 ms. Allocated memory is still 160.4 MB. Free memory was 111.5 MB in the beginning and 107.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:29,713 INFO L168 Benchmark]: RCFGBuilder took 1464.87 ms. Allocated memory was 160.4 MB in the beginning and 198.2 MB in the end (delta: 37.7 MB). Free memory was 107.5 MB in the beginning and 177.0 MB in the end (delta: -69.5 MB). Peak memory consumption was 57.1 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:29,714 INFO L168 Benchmark]: TraceAbstraction took 112889.34 ms. Allocated memory was 198.2 MB in the beginning and 729.8 MB in the end (delta: 531.6 MB). Free memory was 176.5 MB in the beginning and 333.3 MB in the end (delta: -156.8 MB). Peak memory consumption was 461.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:25:29,716 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 ms. Allocated memory is still 160.4 MB. Free memory is still 132.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 664.89 ms. Allocated memory is still 160.4 MB. Free memory was 133.3 MB in the beginning and 111.6 MB in the end (delta: 21.6 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 88.17 ms. Allocated memory is still 160.4 MB. Free memory was 111.5 MB in the beginning and 107.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1464.87 ms. Allocated memory was 160.4 MB in the beginning and 198.2 MB in the end (delta: 37.7 MB). Free memory was 107.5 MB in the beginning and 177.0 MB in the end (delta: -69.5 MB). Peak memory consumption was 57.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 112889.34 ms. Allocated memory was 198.2 MB in the beginning and 729.8 MB in the end (delta: 531.6 MB). Free memory was 176.5 MB in the beginning and 333.3 MB in the end (delta: -156.8 MB). Peak memory consumption was 461.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: (((((1 < waterLevel && waterLevel <= 2) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || ((waterLevel <= 1 && 0 <= pumpRunning) && pumpRunning <= 0)) || !(0 <= \old(pumpRunning))) || ((1 <= switchedOnBeforeTS || switchedOnBeforeTS + 1 <= 0) && waterLevel <= 2) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) <= 0) || ((waterLevel <= 1 && 0 <= pumpRunning) && pumpRunning <= 0)) || !(0 <= \old(pumpRunning))) || !(\old(waterLevel) <= 1)) && (((!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || waterLevel == 1) || !(0 <= \old(pumpRunning)))) && (((((1 < waterLevel && waterLevel <= 2) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || ((waterLevel <= 1 && 0 <= pumpRunning) && pumpRunning <= 0)) || ((1 <= switchedOnBeforeTS || switchedOnBeforeTS + 1 <= 0) && waterLevel <= 2))) && ((((((1 <= switchedOnBeforeTS || switchedOnBeforeTS + 1 <= 0) && waterLevel <= 1) && pumpRunning == \old(pumpRunning)) || ((waterLevel <= 1 && 0 <= pumpRunning) && pumpRunning <= 0)) || (!(\old(switchedOnBeforeTS) + 1 <= 0) && !(1 <= \old(switchedOnBeforeTS)))) || !(\old(waterLevel) <= 1)) - InvariantResult [Line: 410]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: (((((1 < waterLevel && waterLevel <= 2) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || ((1 <= switchedOnBeforeTS || switchedOnBeforeTS + 1 <= 0) && waterLevel <= 2)) || ((0 <= pumpRunning && waterLevel <= 2) && pumpRunning <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 267 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 67.5s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 42.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 45.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1339 SDtfs, 2745 SDslu, 2160 SDs, 0 SdLazy, 8155 SolverSat, 2164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 412 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 145 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 19.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1009occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 7 MinimizatonAttempts, 592 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 1933 PreInvPairs, 3393 NumberOfFragments, 2359 HoareAnnotationTreeSize, 1933 FomulaSimplifications, 4863277 FormulaSimplificationTreeSizeReduction, 10.7s HoareSimplificationTime, 67 FomulaSimplificationsInter, 334597 FormulaSimplificationTreeSizeReductionInter, 34.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 23.1s InterpolantComputationTime, 699 NumberOfCodeBlocks, 699 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 692 ConstructedInterpolants, 0 QuantifiedInterpolants, 277737 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 69/75 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...