/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:42:31,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:42:31,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:42:31,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:42:31,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:42:31,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:42:31,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:42:31,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:42:31,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:42:31,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:42:31,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:42:31,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:42:31,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:42:31,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:42:31,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:42:31,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:42:31,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:42:31,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:42:31,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:42:31,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:42:31,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:42:31,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:42:31,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:42:31,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:42:31,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:42:31,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:42:31,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:42:31,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:42:31,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:42:31,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:42:31,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:42:31,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:42:31,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:42:31,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:42:31,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:42:31,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:42:31,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:42:31,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:42:31,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:42:31,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:42:31,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:42:31,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:42:31,335 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:42:31,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:42:31,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:42:31,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:42:31,339 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:42:31,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:42:31,339 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:42:31,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:42:31,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:42:31,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:42:31,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:42:31,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:42:31,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:42:31,342 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:42:31,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:42:31,342 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:42:31,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:42:31,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:42:31,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:42:31,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:42:31,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:42:31,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:42:31,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:42:31,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:42:31,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:42:31,344 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:42:31,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:42:31,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:42:31,345 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:42:31,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:42:31,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:42:31,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:42:31,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:42:31,801 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:42:31,802 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:42:31,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2020-10-29 11:42:31,896 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/853f38663/296229d942bd4ce98ba2014b000c6067/FLAGb0386c270 [2020-10-29 11:42:32,694 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:42:32,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2020-10-29 11:42:32,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/853f38663/296229d942bd4ce98ba2014b000c6067/FLAGb0386c270 [2020-10-29 11:42:32,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/853f38663/296229d942bd4ce98ba2014b000c6067 [2020-10-29 11:42:32,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:42:32,964 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:42:32,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:42:32,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:42:32,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:42:32,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:42:32" (1/1) ... [2020-10-29 11:42:32,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b5ae32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:32, skipping insertion in model container [2020-10-29 11:42:32,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:42:32" (1/1) ... [2020-10-29 11:42:32,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:42:33,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:42:33,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:42:33,447 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:42:33,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:42:33,663 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:42:33,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:33 WrapperNode [2020-10-29 11:42:33,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:42:33,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:42:33,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:42:33,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:42:33,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:33" (1/1) ... [2020-10-29 11:42:33,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:33" (1/1) ... [2020-10-29 11:42:33,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:33" (1/1) ... [2020-10-29 11:42:33,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:33" (1/1) ... [2020-10-29 11:42:33,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:33" (1/1) ... [2020-10-29 11:42:33,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:33" (1/1) ... [2020-10-29 11:42:33,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:33" (1/1) ... [2020-10-29 11:42:33,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:42:33,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:42:33,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:42:33,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:42:33,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:33" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:42:33,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:42:33,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:42:33,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:42:33,859 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:42:33,859 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:42:33,859 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:42:33,860 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:42:33,860 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:42:33,860 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:42:33,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:42:33,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:42:33,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:42:33,861 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:42:33,861 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:42:33,861 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:42:33,861 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:42:33,861 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:42:33,862 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:42:33,862 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:42:33,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:42:33,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:42:33,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:42:33,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:42:33,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:42:33,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:42:33,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:42:33,863 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:42:33,864 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:42:33,864 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:42:33,864 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:42:33,864 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:42:33,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:42:33,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:42:33,864 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:42:33,865 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:42:33,865 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:42:33,865 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:42:33,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:42:33,865 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:42:33,865 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:42:33,866 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:42:33,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:42:33,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:42:33,866 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:42:33,866 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:42:33,867 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:42:33,868 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:42:33,868 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:42:33,868 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:42:33,868 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:42:33,868 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:42:33,868 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:42:33,869 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:42:33,870 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:42:33,870 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:42:33,870 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:42:33,870 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:42:33,870 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:42:33,871 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:42:33,871 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:42:33,871 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:42:33,871 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:42:33,871 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:42:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:42:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:42:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:42:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:42:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:42:33,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:42:33,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:42:33,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:42:33,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:42:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:42:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:42:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:42:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:42:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:42:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:42:33,890 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:42:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:42:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:42:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:42:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:42:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:42:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:42:33,891 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:42:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:42:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:42:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:42:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:42:35,419 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:42:35,420 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:42:35,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:42:35 BoogieIcfgContainer [2020-10-29 11:42:35,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:42:35,431 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:42:35,432 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:42:35,436 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:42:35,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:42:32" (1/3) ... [2020-10-29 11:42:35,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@592aa285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:42:35, skipping insertion in model container [2020-10-29 11:42:35,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:33" (2/3) ... [2020-10-29 11:42:35,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@592aa285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:42:35, skipping insertion in model container [2020-10-29 11:42:35,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:42:35" (3/3) ... [2020-10-29 11:42:35,442 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product08.cil.c [2020-10-29 11:42:35,457 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:42:35,463 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:42:35,480 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:42:35,521 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:42:35,522 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:42:35,522 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:42:35,523 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:42:35,523 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:42:35,523 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:42:35,524 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:42:35,525 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:42:35,559 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-10-29 11:42:35,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:42:35,574 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:35,576 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:35,577 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:35,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:35,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1691705990, now seen corresponding path program 1 times [2020-10-29 11:42:35,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:35,600 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [70098242] [2020-10-29 11:42:35,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:35,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:36,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:38,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:38,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:40,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:40,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:42:40,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:42:40,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 11:42:40,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:40,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:40,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:42:40,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:40,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:42:40,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:42:41,448 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:41,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:41,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:41,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:41,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:41,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:41,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-29 11:42:41,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:41,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:41,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:41,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:41,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:41,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:41,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:41,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:41,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:41,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:41,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:41,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:41,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:41,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:41,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:41,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:41,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:41,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:41,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:41,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:41,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:41,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:41,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:41,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:41,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:42:41,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:41,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:41,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:41,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:41,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:41,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:41,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:41,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:41,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:41,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:41,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:41,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:42:41,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:41,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:41,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:41,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:41,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:41,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:41,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:41,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:41,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:41,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:41,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:41,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:42:41,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:41,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:41,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:41,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:41,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:41,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:41,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:42:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:41,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:41,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:41,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:41,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:41,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:42:41,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:41,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:41,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:41,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:41,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:41,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:41,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:42:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:41,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:41,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:41,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:41,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:41,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:41,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:41,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:41,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:41,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:41,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:41,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:41,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:42:41,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [70098242] [2020-10-29 11:42:41,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:41,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:42:41,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437387499] [2020-10-29 11:42:41,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:42:41,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:41,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:42:41,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:42:41,786 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 4 states. [2020-10-29 11:42:42,268 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:44,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:44,584 INFO L93 Difference]: Finished difference Result 389 states and 518 transitions. [2020-10-29 11:42:44,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:42:44,586 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:42:44,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:44,614 INFO L225 Difference]: With dead ends: 389 [2020-10-29 11:42:44,614 INFO L226 Difference]: Without dead ends: 251 [2020-10-29 11:42:44,621 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:42:44,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2020-10-29 11:42:44,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 191. [2020-10-29 11:42:44,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-10-29 11:42:44,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 228 transitions. [2020-10-29 11:42:44,823 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 228 transitions. Word has length 47 [2020-10-29 11:42:44,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:44,824 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 228 transitions. [2020-10-29 11:42:44,825 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:42:44,829 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 228 transitions. [2020-10-29 11:42:44,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-29 11:42:44,838 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:44,838 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:44,838 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:42:44,838 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:44,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:44,841 INFO L82 PathProgramCache]: Analyzing trace with hash 1789814934, now seen corresponding path program 1 times [2020-10-29 11:42:44,842 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:44,842 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [81617551] [2020-10-29 11:42:44,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:44,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:47,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:49,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:49,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-29 11:42:49,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:42:49,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-29 11:42:49,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:49,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:49,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:42:49,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:49,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-29 11:42:49,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:50,335 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:50,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:50,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:50,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:50,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:50,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:50,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:50,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-29 11:42:50,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:50,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:50,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:50,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:50,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:50,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:50,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:50,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:50,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:50,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:50,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:50,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:50,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:50,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:50,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:50,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:50,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:50,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:50,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:50,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:50,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:50,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:50,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:50,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:50,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:50,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:50,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:50,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:50,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:50,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:50,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:50,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:50,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:50,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:50,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:50,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:50,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:50,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:50,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:50,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:50,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:50,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:50,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:50,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:50,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:50,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:50,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:50,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:50,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:50,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:50,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:50,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:50,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:50,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:50,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 13 [2020-10-29 11:42:50,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 11:42:50,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:50,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:50,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:50,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:42:50,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:50,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:42:50,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:50,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:50,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:50,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:50,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:42:50,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:50,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:50,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:50,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:50,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:50,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:50,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:50,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:50,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:50,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:50,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:50,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:50,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:50,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:42:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:50,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:50,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:50,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:50,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:50,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:50,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:50,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:50,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:42:50,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:50,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:50,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:50,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:42:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:50,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:50,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:50,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:50,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:50,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:50,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:50,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:50,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:50,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:50,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:50,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:50,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:42:50,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [81617551] [2020-10-29 11:42:50,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:50,577 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:42:50,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208485159] [2020-10-29 11:42:50,582 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:42:50,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:50,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:42:50,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:42:50,583 INFO L87 Difference]: Start difference. First operand 191 states and 228 transitions. Second operand 9 states. [2020-10-29 11:42:51,140 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:52,109 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:42:53,115 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:53,637 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:42:54,089 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:42:54,522 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:55,008 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:42:55,562 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:42:55,977 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:42:56,468 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:42:58,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:58,875 INFO L93 Difference]: Finished difference Result 863 states and 1238 transitions. [2020-10-29 11:42:58,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 11:42:58,876 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-10-29 11:42:58,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:58,886 INFO L225 Difference]: With dead ends: 863 [2020-10-29 11:42:58,886 INFO L226 Difference]: Without dead ends: 696 [2020-10-29 11:42:58,891 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2020-10-29 11:42:58,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2020-10-29 11:42:59,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 503. [2020-10-29 11:42:59,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 503 states. [2020-10-29 11:42:59,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 629 transitions. [2020-10-29 11:42:59,077 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 629 transitions. Word has length 56 [2020-10-29 11:42:59,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:59,078 INFO L481 AbstractCegarLoop]: Abstraction has 503 states and 629 transitions. [2020-10-29 11:42:59,078 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:42:59,078 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 629 transitions. [2020-10-29 11:42:59,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-29 11:42:59,082 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:59,082 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:59,083 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:42:59,083 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:59,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:59,083 INFO L82 PathProgramCache]: Analyzing trace with hash -485422288, now seen corresponding path program 1 times [2020-10-29 11:42:59,084 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:59,084 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [509704249] [2020-10-29 11:42:59,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:59,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:59,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:59,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:02,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:02,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:04,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-29 11:43:04,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:43:04,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-29 11:43:04,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:04,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:04,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-29 11:43:04,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:04,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-29 11:43:04,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:04,549 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:04,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:04,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:04,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:04,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:04,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-29 11:43:04,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:04,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:04,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:04,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:04,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:04,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:04,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:04,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:04,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:04,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:04,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:04,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:04,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:04,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:04,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:04,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:04,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 11:43:04,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:04,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:04,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:04,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:04,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:43:04,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:04,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:04,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:04,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:04,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:04,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:04,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:04,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:04,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:04,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:04,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:04,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:04,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:04,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:04,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:04,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:04,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:04,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:04,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:04,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:04,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:04,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:04,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:04,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:04,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:04,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:04,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:04,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:04,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:04,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:43:04,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:04,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:04,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:04,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:04,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:04,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:04,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:04,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:04,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:04,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:04,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:43:04,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:43:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:04,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:04,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:43:04,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:43:04,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:43:04,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:04,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:04,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:43:04,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:43:04,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:43:04,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:04,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:43:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:04,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:04,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:04,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:04,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:04,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:04,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:04,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:04,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:04,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:04,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:04,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:43:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:04,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:04,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:04,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:04,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:04,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:04,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:04,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:04,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:04,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:04,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:04,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:43:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:04,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:04,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:04,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:04,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:04,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:43:04,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:04,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:04,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:43:04,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:04,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:04,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:04,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:43:04,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [509704249] [2020-10-29 11:43:04,893 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:04,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:43:04,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347398886] [2020-10-29 11:43:04,894 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:43:04,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:04,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:43:04,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:43:04,896 INFO L87 Difference]: Start difference. First operand 503 states and 629 transitions. Second operand 10 states. [2020-10-29 11:43:05,558 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:07,561 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-29 11:43:07,984 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:08,389 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:08,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:43:08,530 INFO L93 Difference]: Finished difference Result 857 states and 1124 transitions. [2020-10-29 11:43:08,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:43:08,536 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2020-10-29 11:43:08,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:43:08,536 INFO L225 Difference]: With dead ends: 857 [2020-10-29 11:43:08,537 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:43:08,544 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:43:08,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:43:08,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:43:08,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:43:08,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:43:08,546 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2020-10-29 11:43:08,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:43:08,546 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:43:08,546 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:43:08,546 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:43:08,546 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:43:08,547 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:43:08,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:43:13,397 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 7 [2020-10-29 11:43:13,766 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:14,112 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 7 [2020-10-29 11:43:14,433 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:14,734 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-29 11:43:15,033 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-29 11:43:15,622 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-10-29 11:43:15,966 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:16,242 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-29 11:43:16,820 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 11 [2020-10-29 11:43:17,104 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:17,657 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 8 [2020-10-29 11:43:17,952 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:18,259 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:18,772 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 11 [2020-10-29 11:43:19,276 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 8 [2020-10-29 11:43:19,589 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-29 11:43:20,153 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 11 [2020-10-29 11:43:20,458 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:20,784 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:21,129 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:21,436 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:22,052 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 7 [2020-10-29 11:43:22,596 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 11 [2020-10-29 11:43:23,132 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 11 [2020-10-29 11:43:23,738 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 11 [2020-10-29 11:43:24,314 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 11 [2020-10-29 11:43:24,905 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 11 [2020-10-29 11:43:24,910 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:43:24,910 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:43:24,910 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:43:24,911 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:43:24,911 INFO L274 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-10-29 11:43:24,911 INFO L274 CegarLoopResult]: For program point L348-1(lines 348 352) no Hoare annotation was computed. [2020-10-29 11:43:24,911 INFO L274 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-10-29 11:43:24,911 INFO L274 CegarLoopResult]: For program point L342-2(lines 342 363) no Hoare annotation was computed. [2020-10-29 11:43:24,911 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 317 372) no Hoare annotation was computed. [2020-10-29 11:43:24,912 INFO L274 CegarLoopResult]: For program point L364(lines 341 365) no Hoare annotation was computed. [2020-10-29 11:43:24,912 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 317 372) no Hoare annotation was computed. [2020-10-29 11:43:24,912 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 317 372) no Hoare annotation was computed. [2020-10-29 11:43:24,912 INFO L274 CegarLoopResult]: For program point L418-1(line 418) no Hoare annotation was computed. [2020-10-29 11:43:24,912 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 373 432) no Hoare annotation was computed. [2020-10-29 11:43:24,912 INFO L274 CegarLoopResult]: For program point L405(lines 405 409) no Hoare annotation was computed. [2020-10-29 11:43:24,912 INFO L274 CegarLoopResult]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2020-10-29 11:43:24,912 INFO L274 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-10-29 11:43:24,912 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 373 432) no Hoare annotation was computed. [2020-10-29 11:43:24,913 INFO L274 CegarLoopResult]: For program point L399-2(lines 399 424) no Hoare annotation was computed. [2020-10-29 11:43:24,913 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 373 432) no Hoare annotation was computed. [2020-10-29 11:43:24,913 INFO L274 CegarLoopResult]: For program point L425(lines 398 426) no Hoare annotation was computed. [2020-10-29 11:43:24,913 INFO L274 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-29 11:43:24,913 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 149 155) the Hoare annotation is: true [2020-10-29 11:43:24,913 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 149 155) no Hoare annotation was computed. [2020-10-29 11:43:24,913 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 156 164) no Hoare annotation was computed. [2020-10-29 11:43:24,913 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 156 164) the Hoare annotation is: true [2020-10-29 11:43:24,913 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 156 164) no Hoare annotation was computed. [2020-10-29 11:43:24,913 INFO L274 CegarLoopResult]: For program point L641(lines 641 654) no Hoare annotation was computed. [2020-10-29 11:43:24,913 INFO L274 CegarLoopResult]: For program point L641-1(lines 633 657) no Hoare annotation was computed. [2020-10-29 11:43:24,913 INFO L277 CegarLoopResult]: At program point L639(line 639) the Hoare annotation is: true [2020-10-29 11:43:24,913 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 633 657) the Hoare annotation is: true [2020-10-29 11:43:24,914 INFO L274 CegarLoopResult]: For program point L639-1(line 639) no Hoare annotation was computed. [2020-10-29 11:43:24,914 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 633 657) no Hoare annotation was computed. [2020-10-29 11:43:24,914 INFO L270 CegarLoopResult]: At program point L647(line 647) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:43:24,914 INFO L274 CegarLoopResult]: For program point L645(lines 645 651) no Hoare annotation was computed. [2020-10-29 11:43:24,914 INFO L270 CegarLoopResult]: At program point L643(line 643) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~waterLevel~0 0)) [2020-10-29 11:43:24,914 INFO L274 CegarLoopResult]: For program point L643-1(line 643) no Hoare annotation was computed. [2020-10-29 11:43:24,914 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 241 263) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:24,915 INFO L270 CegarLoopResult]: At program point L253(line 253) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:24,915 INFO L270 CegarLoopResult]: At program point L253-1(line 253) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:24,915 INFO L274 CegarLoopResult]: For program point L251(lines 251 258) no Hoare annotation was computed. [2020-10-29 11:43:24,915 INFO L274 CegarLoopResult]: For program point L251-1(lines 251 258) no Hoare annotation was computed. [2020-10-29 11:43:24,915 INFO L274 CegarLoopResult]: For program point L249(line 249) no Hoare annotation was computed. [2020-10-29 11:43:24,915 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 241 263) no Hoare annotation was computed. [2020-10-29 11:43:24,916 INFO L270 CegarLoopResult]: At program point L248(line 248) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:24,916 INFO L270 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:24,916 INFO L270 CegarLoopResult]: At program point L247-1(line 247) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:24,916 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 241 263) no Hoare annotation was computed. [2020-10-29 11:43:24,916 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 199 222) no Hoare annotation was computed. [2020-10-29 11:43:24,916 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 199 222) no Hoare annotation was computed. [2020-10-29 11:43:24,916 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 199 222) no Hoare annotation was computed. [2020-10-29 11:43:24,916 INFO L274 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-10-29 11:43:24,917 INFO L274 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-10-29 11:43:24,917 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-10-29 11:43:24,917 INFO L274 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-10-29 11:43:24,917 INFO L274 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-29 11:43:24,917 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-10-29 11:43:24,917 INFO L274 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-10-29 11:43:24,917 INFO L274 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-10-29 11:43:24,917 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-10-29 11:43:24,917 INFO L274 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-10-29 11:43:24,917 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-29 11:43:24,918 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-29 11:43:24,918 INFO L274 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-29 11:43:24,918 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-29 11:43:24,918 INFO L270 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:43:24,918 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 795 809) no Hoare annotation was computed. [2020-10-29 11:43:24,918 INFO L274 CegarLoopResult]: For program point L799(lines 799 805) no Hoare annotation was computed. [2020-10-29 11:43:24,918 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 795 809) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:43:24,918 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 795 809) no Hoare annotation was computed. [2020-10-29 11:43:24,918 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 750 758) no Hoare annotation was computed. [2020-10-29 11:43:24,919 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 750 758) the Hoare annotation is: true [2020-10-29 11:43:24,919 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 750 758) no Hoare annotation was computed. [2020-10-29 11:43:24,919 INFO L274 CegarLoopResult]: For program point L766(lines 766 774) no Hoare annotation was computed. [2020-10-29 11:43:24,919 INFO L274 CegarLoopResult]: For program point L766-2(lines 766 774) no Hoare annotation was computed. [2020-10-29 11:43:24,919 INFO L274 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed. [2020-10-29 11:43:24,919 INFO L274 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed. [2020-10-29 11:43:24,919 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 759 794) no Hoare annotation was computed. [2020-10-29 11:43:24,919 INFO L274 CegarLoopResult]: For program point L778(lines 778 786) no Hoare annotation was computed. [2020-10-29 11:43:24,919 INFO L274 CegarLoopResult]: For program point L778-2(lines 778 786) no Hoare annotation was computed. [2020-10-29 11:43:24,919 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 759 794) no Hoare annotation was computed. [2020-10-29 11:43:24,919 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 759 794) no Hoare annotation was computed. [2020-10-29 11:43:24,919 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 142 148) no Hoare annotation was computed. [2020-10-29 11:43:24,920 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 142 148) the Hoare annotation is: true [2020-10-29 11:43:24,920 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 271 316) no Hoare annotation was computed. [2020-10-29 11:43:24,920 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 271 316) no Hoare annotation was computed. [2020-10-29 11:43:24,920 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 271 316) no Hoare annotation was computed. [2020-10-29 11:43:24,920 INFO L274 CegarLoopResult]: For program point L608(lines 608 609) no Hoare annotation was computed. [2020-10-29 11:43:24,920 INFO L274 CegarLoopResult]: For program point L604(lines 604 611) no Hoare annotation was computed. [2020-10-29 11:43:24,920 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 584 629) no Hoare annotation was computed. [2020-10-29 11:43:24,920 INFO L274 CegarLoopResult]: For program point L598(lines 598 618) no Hoare annotation was computed. [2020-10-29 11:43:24,920 INFO L274 CegarLoopResult]: For program point L598-1(lines 598 618) no Hoare annotation was computed. [2020-10-29 11:43:24,921 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 608 609) no Hoare annotation was computed. [2020-10-29 11:43:24,921 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 615 616) no Hoare annotation was computed. [2020-10-29 11:43:24,921 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 584 629) no Hoare annotation was computed. [2020-10-29 11:43:24,921 INFO L274 CegarLoopResult]: For program point L615(lines 615 616) no Hoare annotation was computed. [2020-10-29 11:43:24,921 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 584 629) no Hoare annotation was computed. [2020-10-29 11:43:24,921 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 231 240) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:24,921 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 231 240) no Hoare annotation was computed. [2020-10-29 11:43:24,921 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 231 240) no Hoare annotation was computed. [2020-10-29 11:43:24,922 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 739 749) the Hoare annotation is: true [2020-10-29 11:43:24,922 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 739 749) no Hoare annotation was computed. [2020-10-29 11:43:24,922 INFO L277 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: true [2020-10-29 11:43:24,922 INFO L274 CegarLoopResult]: For program point L744-1(line 744) no Hoare annotation was computed. [2020-10-29 11:43:24,922 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 739 749) no Hoare annotation was computed. [2020-10-29 11:43:24,922 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 731 738) the Hoare annotation is: true [2020-10-29 11:43:24,922 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 731 738) no Hoare annotation was computed. [2020-10-29 11:43:24,922 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 731 738) no Hoare annotation was computed. [2020-10-29 11:43:24,923 INFO L270 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:43:24,923 INFO L274 CegarLoopResult]: For program point L704-1(line 704) no Hoare annotation was computed. [2020-10-29 11:43:24,923 INFO L274 CegarLoopResult]: For program point L702(lines 702 719) no Hoare annotation was computed. [2020-10-29 11:43:24,923 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 698 722) no Hoare annotation was computed. [2020-10-29 11:43:24,923 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 698 722) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:24,923 INFO L270 CegarLoopResult]: At program point L717(line 717) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:24,923 INFO L274 CegarLoopResult]: For program point L717-1(lines 698 722) no Hoare annotation was computed. [2020-10-29 11:43:24,923 INFO L270 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:43:24,923 INFO L270 CegarLoopResult]: At program point L708(line 708) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:43:24,924 INFO L274 CegarLoopResult]: For program point L706(lines 706 714) no Hoare annotation was computed. [2020-10-29 11:43:24,924 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 690 696) no Hoare annotation was computed. [2020-10-29 11:43:24,924 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 690 696) the Hoare annotation is: true [2020-10-29 11:43:24,924 INFO L270 CegarLoopResult]: At program point testENTRY(lines 819 886) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:24,924 INFO L274 CegarLoopResult]: For program point L830(lines 829 878) no Hoare annotation was computed. [2020-10-29 11:43:24,924 INFO L270 CegarLoopResult]: At program point L861(line 861) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:24,924 INFO L274 CegarLoopResult]: For program point L859(lines 859 874) no Hoare annotation was computed. [2020-10-29 11:43:24,925 INFO L274 CegarLoopResult]: For program point testFINAL(lines 819 886) no Hoare annotation was computed. [2020-10-29 11:43:24,925 INFO L270 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:24,925 INFO L274 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-10-29 11:43:24,925 INFO L274 CegarLoopResult]: For program point L849-1(lines 849 855) no Hoare annotation was computed. [2020-10-29 11:43:24,925 INFO L270 CegarLoopResult]: At program point L876(lines 829 878) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:24,925 INFO L270 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:24,925 INFO L274 CegarLoopResult]: For program point L839(lines 839 845) no Hoare annotation was computed. [2020-10-29 11:43:24,925 INFO L274 CegarLoopResult]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2020-10-29 11:43:24,925 INFO L274 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed. [2020-10-29 11:43:24,926 INFO L270 CegarLoopResult]: At program point L879(lines 828 880) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:24,926 INFO L270 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:24,926 INFO L274 CegarLoopResult]: For program point L867(lines 867 873) no Hoare annotation was computed. [2020-10-29 11:43:24,926 INFO L274 CegarLoopResult]: For program point testEXIT(lines 819 886) no Hoare annotation was computed. [2020-10-29 11:43:24,926 INFO L270 CegarLoopResult]: At program point L867-1(lines 859 874) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:24,926 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 562 563) no Hoare annotation was computed. [2020-10-29 11:43:24,927 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 569 570) no Hoare annotation was computed. [2020-10-29 11:43:24,927 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 538 583) no Hoare annotation was computed. [2020-10-29 11:43:24,927 INFO L274 CegarLoopResult]: For program point L569(lines 569 570) no Hoare annotation was computed. [2020-10-29 11:43:24,927 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 538 583) no Hoare annotation was computed. [2020-10-29 11:43:24,927 INFO L274 CegarLoopResult]: For program point L562(lines 562 563) no Hoare annotation was computed. [2020-10-29 11:43:24,927 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 538 583) no Hoare annotation was computed. [2020-10-29 11:43:24,927 INFO L274 CegarLoopResult]: For program point L558(lines 558 565) no Hoare annotation was computed. [2020-10-29 11:43:24,927 INFO L274 CegarLoopResult]: For program point L552(lines 552 572) no Hoare annotation was computed. [2020-10-29 11:43:24,927 INFO L274 CegarLoopResult]: For program point L552-1(lines 552 572) no Hoare annotation was computed. [2020-10-29 11:43:24,927 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:43:24,927 INFO L274 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-10-29 11:43:24,928 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:43:24,928 INFO L274 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-10-29 11:43:24,928 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:43:24,928 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 132 141) no Hoare annotation was computed. [2020-10-29 11:43:24,928 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 132 141) no Hoare annotation was computed. [2020-10-29 11:43:24,928 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 132 141) no Hoare annotation was computed. [2020-10-29 11:43:24,928 INFO L274 CegarLoopResult]: For program point L481(lines 481 522) no Hoare annotation was computed. [2020-10-29 11:43:24,928 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 435 537) no Hoare annotation was computed. [2020-10-29 11:43:24,928 INFO L274 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-10-29 11:43:24,928 INFO L274 CegarLoopResult]: For program point L500-1(line 500) no Hoare annotation was computed. [2020-10-29 11:43:24,929 INFO L274 CegarLoopResult]: For program point L459(lines 459 463) no Hoare annotation was computed. [2020-10-29 11:43:24,929 INFO L274 CegarLoopResult]: For program point L523(lines 523 534) no Hoare annotation was computed. [2020-10-29 11:43:24,929 INFO L274 CegarLoopResult]: For program point L486(lines 486 490) no Hoare annotation was computed. [2020-10-29 11:43:24,929 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 435 537) no Hoare annotation was computed. [2020-10-29 11:43:24,929 INFO L274 CegarLoopResult]: For program point L484-2(lines 484 504) no Hoare annotation was computed. [2020-10-29 11:43:24,929 INFO L274 CegarLoopResult]: For program point L505(lines 483 506) no Hoare annotation was computed. [2020-10-29 11:43:24,929 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 435 537) no Hoare annotation was computed. [2020-10-29 11:43:24,929 INFO L274 CegarLoopResult]: For program point L464(lines 464 480) no Hoare annotation was computed. [2020-10-29 11:43:24,929 INFO L274 CegarLoopResult]: For program point L524(lines 524 531) no Hoare annotation was computed. [2020-10-29 11:43:24,929 INFO L274 CegarLoopResult]: For program point L485(lines 484 504) no Hoare annotation was computed. [2020-10-29 11:43:24,930 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-29 11:43:24,930 INFO L274 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2020-10-29 11:43:24,930 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:24,930 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:43:24,930 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:24,931 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 723 730) no Hoare annotation was computed. [2020-10-29 11:43:24,931 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 723 730) no Hoare annotation was computed. [2020-10-29 11:43:24,931 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 723 730) no Hoare annotation was computed. [2020-10-29 11:43:24,931 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2020-10-29 11:43:24,931 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:43:24,931 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:43:24,931 INFO L274 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-10-29 11:43:24,931 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:43:24,931 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-10-29 11:43:24,931 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:24,932 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:43:24,932 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:24,932 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-10-29 11:43:24,932 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:43:24,932 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:43:24,932 INFO L270 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:43:24,932 INFO L274 CegarLoopResult]: For program point L670(lines 669 688) no Hoare annotation was computed. [2020-10-29 11:43:24,932 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 666 689) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:24,932 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 666 689) no Hoare annotation was computed. [2020-10-29 11:43:24,933 INFO L270 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:24,933 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 666 689) no Hoare annotation was computed. [2020-10-29 11:43:24,933 INFO L270 CegarLoopResult]: At program point L677(lines 677 683) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:24,933 INFO L277 CegarLoopResult]: At program point L193(lines 168 197) the Hoare annotation is: true [2020-10-29 11:43:24,933 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 168 197) no Hoare annotation was computed. [2020-10-29 11:43:24,933 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-29 11:43:24,933 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 168 197) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:24,933 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-29 11:43:24,934 INFO L270 CegarLoopResult]: At program point L182-1(lines 182 186) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:24,934 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-10-29 11:43:24,934 INFO L270 CegarLoopResult]: At program point L178-2(lines 178 192) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:24,934 INFO L270 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:24,934 INFO L274 CegarLoopResult]: For program point L174-1(line 174) no Hoare annotation was computed. [2020-10-29 11:43:24,934 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: true [2020-10-29 11:43:24,934 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-10-29 11:43:24,934 INFO L274 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-10-29 11:43:24,934 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 223 229) no Hoare annotation was computed. [2020-10-29 11:43:24,935 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 223 229) the Hoare annotation is: true [2020-10-29 11:43:24,935 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:24,935 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:43:24,935 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:43:24,935 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:24,935 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 810 817) no Hoare annotation was computed. [2020-10-29 11:43:24,935 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 810 817) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:24,935 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 810 817) no Hoare annotation was computed. [2020-10-29 11:43:24,936 INFO L274 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-10-29 11:43:24,936 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-10-29 11:43:24,936 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:24,936 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 888 895) no Hoare annotation was computed. [2020-10-29 11:43:24,936 INFO L274 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-10-29 11:43:24,936 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 888 895) the Hoare annotation is: true [2020-10-29 11:43:24,936 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 888 895) no Hoare annotation was computed. [2020-10-29 11:43:24,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:43:24 BoogieIcfgContainer [2020-10-29 11:43:24,964 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:43:24,966 INFO L168 Benchmark]: Toolchain (without parser) took 52007.67 ms. Allocated memory was 151.0 MB in the beginning and 702.5 MB in the end (delta: 551.6 MB). Free memory was 125.8 MB in the beginning and 401.6 MB in the end (delta: -275.8 MB). Peak memory consumption was 430.4 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:24,969 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 125.8 MB. Free memory is still 100.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:43:24,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.35 ms. Allocated memory is still 151.0 MB. Free memory was 125.0 MB in the beginning and 105.0 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:24,971 INFO L168 Benchmark]: Boogie Preprocessor took 92.59 ms. Allocated memory is still 151.0 MB. Free memory was 104.8 MB in the beginning and 101.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:24,972 INFO L168 Benchmark]: RCFGBuilder took 1666.79 ms. Allocated memory is still 151.0 MB. Free memory was 100.9 MB in the beginning and 93.6 MB in the end (delta: 7.4 MB). Peak memory consumption was 19.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:24,976 INFO L168 Benchmark]: TraceAbstraction took 49532.55 ms. Allocated memory was 151.0 MB in the beginning and 702.5 MB in the end (delta: 551.6 MB). Free memory was 93.6 MB in the beginning and 401.6 MB in the end (delta: -308.0 MB). Peak memory consumption was 397.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:24,985 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 125.8 MB. Free memory is still 100.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 696.35 ms. Allocated memory is still 151.0 MB. Free memory was 125.0 MB in the beginning and 105.0 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 92.59 ms. Allocated memory is still 151.0 MB. Free memory was 104.8 MB in the beginning and 101.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1666.79 ms. Allocated memory is still 151.0 MB. Free memory was 100.9 MB in the beginning and 93.6 MB in the end (delta: 7.4 MB). Peak memory consumption was 19.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 49532.55 ms. Allocated memory was 151.0 MB in the beginning and 702.5 MB in the end (delta: 551.6 MB). Free memory was 93.6 MB in the beginning and 401.6 MB in the end (delta: -308.0 MB). Peak memory consumption was 397.1 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: 569]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 562]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 608]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 615]: 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: 828]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 226 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 33.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 14.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 304 SDtfs, 952 SDslu, 353 SDs, 0 SdLazy, 1614 SolverSat, 629 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 99 GetRequests, 62 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 7.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=503occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 3 MinimizatonAttempts, 253 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 614 PreInvPairs, 740 NumberOfFragments, 718 HoareAnnotationTreeSize, 614 FomulaSimplifications, 36113 FormulaSimplificationTreeSizeReduction, 4.2s HoareSimplificationTime, 55 FomulaSimplificationsInter, 24781 FormulaSimplificationTreeSizeReductionInter, 12.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 17.2s InterpolantComputationTime, 163 NumberOfCodeBlocks, 163 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 160 ConstructedInterpolants, 0 QuantifiedInterpolants, 54080 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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...