/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_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:43:42,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:43:42,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:43:42,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:43:42,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:43:42,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:43:42,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:43:42,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:43:42,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:43:42,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:43:42,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:43:42,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:43:42,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:43:42,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:43:42,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:43:42,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:43:42,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:43:42,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:43:42,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:43:42,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:43:42,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:43:42,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:43:42,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:43:42,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:43:42,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:43:42,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:43:42,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:43:42,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:43:42,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:43:42,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:43:42,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:43:42,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:43:42,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:43:42,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:43:42,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:43:42,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:43:42,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:43:42,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:43:42,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:43:42,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:43:42,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:43:42,202 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 11:43:42,251 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:43:42,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:43:42,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:43:42,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:43:42,256 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:43:42,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:43:42,257 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:43:42,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:43:42,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:43:42,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:43:42,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:43:42,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:43:42,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:43:42,259 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:43:42,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:43:42,259 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:43:42,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:43:42,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:43:42,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:43:42,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:43:42,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:43:42,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:43:42,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:43:42,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:43:42,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:43:42,261 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:43:42,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:43:42,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:43:42,262 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:43:42,262 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:43:42,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:43:42,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:43:42,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:43:42,695 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:43:42,695 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:43:42,696 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2020-10-29 11:43:42,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/818c94869/06b8ad8ce46a468fba93e475eacf13c9/FLAGb357c95f5 [2020-10-29 11:43:43,556 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:43:43,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2020-10-29 11:43:43,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/818c94869/06b8ad8ce46a468fba93e475eacf13c9/FLAGb357c95f5 [2020-10-29 11:43:43,877 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/818c94869/06b8ad8ce46a468fba93e475eacf13c9 [2020-10-29 11:43:43,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:43:43,897 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:43:43,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:43:43,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:43:43,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:43:43,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:43:43" (1/1) ... [2020-10-29 11:43:43,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4262d3db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:43, skipping insertion in model container [2020-10-29 11:43:43,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:43:43" (1/1) ... [2020-10-29 11:43:43,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:43:43,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:43:44,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:43:44,343 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:43:44,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:43:44,468 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:43:44,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:44 WrapperNode [2020-10-29 11:43:44,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:43:44,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:43:44,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:43:44,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:43:44,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:44" (1/1) ... [2020-10-29 11:43:44,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:44" (1/1) ... [2020-10-29 11:43:44,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:44" (1/1) ... [2020-10-29 11:43:44,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:44" (1/1) ... [2020-10-29 11:43:44,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:44" (1/1) ... [2020-10-29 11:43:44,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:44" (1/1) ... [2020-10-29 11:43:44,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:44" (1/1) ... [2020-10-29 11:43:44,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:43:44,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:43:44,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:43:44,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:43:44,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:44" (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 11:43:44,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:43:44,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:43:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:43:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:43:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:43:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:43:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:43:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:43:44,689 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:43:44,689 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:43:44,689 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:43:44,689 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:43:44,689 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:43:44,689 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:43:44,690 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:43:44,690 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:43:44,690 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:43:44,690 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:43:44,690 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:43:44,690 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:43:44,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:43:44,691 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:43:44,691 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:43:44,691 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:43:44,691 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:43:44,691 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:43:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:43:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:43:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:43:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:43:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:43:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:43:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:43:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:43:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:43:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:43:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:43:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:43:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:43:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:43:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:43:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:43:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:43:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:43:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:43:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:43:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:43:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:43:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:43:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:43:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:43:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:43:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:43:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:43:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:43:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:43:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:43:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:43:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:43:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:43:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:43:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:43:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:43:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:43:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:43:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:43:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:43:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:43:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:43:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:43:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:43:44,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:43:44,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:43:44,700 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:43:44,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:43:44,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:43:44,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:43:44,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:43:44,700 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:43:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:43:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:43:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:43:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:43:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:43:44,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:43:47,867 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:43:47,867 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:43:47,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:43:47 BoogieIcfgContainer [2020-10-29 11:43:47,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:43:47,903 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:43:47,903 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:43:47,907 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:43:47,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:43:43" (1/3) ... [2020-10-29 11:43:47,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12b20d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:43:47, skipping insertion in model container [2020-10-29 11:43:47,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:44" (2/3) ... [2020-10-29 11:43:47,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12b20d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:43:47, skipping insertion in model container [2020-10-29 11:43:47,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:43:47" (3/3) ... [2020-10-29 11:43:47,912 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25.cil.c [2020-10-29 11:43:47,925 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:43:47,930 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:43:47,948 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:43:47,986 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:43:47,986 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:43:47,986 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:43:47,987 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:43:47,987 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:43:47,987 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:43:47,987 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:43:47,987 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:43:48,011 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2020-10-29 11:43:48,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:43:48,020 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:48,021 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 11:43:48,022 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 11:43:48,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:48,028 INFO L82 PathProgramCache]: Analyzing trace with hash 1235545291, now seen corresponding path program 1 times [2020-10-29 11:43:48,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:48,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [34921141] [2020-10-29 11:43:48,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:48,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:48,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:48,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:50,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:50,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:53,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:53,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:43:53,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:43:53,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 11:43:53,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:53,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:53,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:53,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:53,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:43:53,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:43:53,744 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:53,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:53,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:53,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:53,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:53,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:53,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-29 11:43:53,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:53,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:53,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:53,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:53,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:53,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:53,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:54,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:54,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:54,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:54,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:54,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:43:54,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:54,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:54,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:54,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:54,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:54,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:54,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:54,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:54,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:54,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:54,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:54,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:43:54,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:54,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:54,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:54,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:54,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:54,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:54,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:54,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:54,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:54,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:54,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:54,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:43:54,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:54,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:54,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:54,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:54,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:54,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:54,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:54,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:54,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:54,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:54,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:54,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:54,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:43:54,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:54,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:54,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:54,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:54,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:54,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:54,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:43:54,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:54,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:54,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:54,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:54,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:54,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:43:54,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:54,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:54,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:54,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:54,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:54,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:54,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:43:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:54,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:54,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:54,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:54,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:54,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:54,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:54,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:54,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:54,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:54,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:54,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:54,105 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 11:43:54,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [34921141] [2020-10-29 11:43:54,108 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:54,108 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:43:54,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674005196] [2020-10-29 11:43:54,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:43:54,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:54,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:43:54,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:43:54,138 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 4 states. [2020-10-29 11:43:54,707 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:55,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:43:55,890 INFO L93 Difference]: Finished difference Result 252 states and 333 transitions. [2020-10-29 11:43:55,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:43:55,892 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:43:55,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:43:55,905 INFO L225 Difference]: With dead ends: 252 [2020-10-29 11:43:55,905 INFO L226 Difference]: Without dead ends: 135 [2020-10-29 11:43:55,910 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:43:55,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-29 11:43:56,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 105. [2020-10-29 11:43:56,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-29 11:43:56,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2020-10-29 11:43:56,026 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 47 [2020-10-29 11:43:56,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:43:56,031 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2020-10-29 11:43:56,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:43:56,032 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2020-10-29 11:43:56,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-29 11:43:56,036 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:56,037 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 11:43:56,037 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:43:56,037 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 11:43:56,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:56,038 INFO L82 PathProgramCache]: Analyzing trace with hash 47054169, now seen corresponding path program 1 times [2020-10-29 11:43:56,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:56,038 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1401524230] [2020-10-29 11:43:56,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:56,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:56,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:56,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:58,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-29 11:44:01,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:44:01,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-29 11:44:01,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:44:01,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:01,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-29 11:44:01,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:44:01,570 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:44:01,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:44:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:01,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-29 11:44:01,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:44:01,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:44:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:01,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:01,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:01,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:44:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:01,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:01,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:01,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:44:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:01,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:01,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:01,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:44:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:01,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:01,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:01,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:44:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:44:01,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:44:01,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:01,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:44:01,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:44:01,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:01,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:01,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:44:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:44:01,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:44:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:01,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:44:01,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:44:01,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:01,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:01,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:44:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:01,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:01,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:01,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:01,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:01,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:01,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:01,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:44:01,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:01,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:44:01,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:01,885 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 11:44:01,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1401524230] [2020-10-29 11:44:01,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:44:01,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:44:01,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959710075] [2020-10-29 11:44:01,888 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:44:01,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:44:01,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:44:01,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:44:01,890 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 8 states. [2020-10-29 11:44:02,596 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:44:04,013 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:44:04,485 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:04,947 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:05,355 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:44:06,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:44:06,893 INFO L93 Difference]: Finished difference Result 329 states and 451 transitions. [2020-10-29 11:44:06,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:44:06,894 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-29 11:44:06,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:44:06,902 INFO L225 Difference]: With dead ends: 329 [2020-10-29 11:44:06,902 INFO L226 Difference]: Without dead ends: 248 [2020-10-29 11:44:06,904 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:44:06,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-10-29 11:44:06,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 183. [2020-10-29 11:44:06,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2020-10-29 11:44:06,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 222 transitions. [2020-10-29 11:44:06,982 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 222 transitions. Word has length 60 [2020-10-29 11:44:06,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:44:06,983 INFO L481 AbstractCegarLoop]: Abstraction has 183 states and 222 transitions. [2020-10-29 11:44:06,983 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:44:06,983 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 222 transitions. [2020-10-29 11:44:06,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-29 11:44:06,987 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:44:06,987 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:44:06,987 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:44:06,987 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 11:44:06,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:44:06,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1957744653, now seen corresponding path program 1 times [2020-10-29 11:44:06,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:44:06,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1988757322] [2020-10-29 11:44:06,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:44:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:07,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:07,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:08,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:09,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:11,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:11,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-29 11:44:11,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:44:11,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4528 [2020-10-29 11:44:11,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:11,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:11,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:44:11,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:11,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 11:44:11,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:12,057 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:44:12,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:44:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:12,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:12,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:12,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:12,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:12,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-29 11:44:12,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:12,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:12,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:12,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:12,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:44:12,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:12,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:44:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:12,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:12,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:12,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:12,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:12,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:12,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:12,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:12,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:12,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:12,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:12,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:12,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:44:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:12,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:12,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:12,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:12,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:12,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:12,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:12,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:12,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:12,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:12,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:12,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:12,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:44:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:12,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:12,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:12,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:12,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:12,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:44:12,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:12,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:12,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:12,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:12,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:12,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:12,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:44:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:12,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:12,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:12,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:12,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:12,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:44:12,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:12,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:12,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:12,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:12,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:12,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:12,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:44:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:12,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:12,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:12,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:12,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:12,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:12,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:12,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:12,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:12,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:12,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:12,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:12,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:44:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:12,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:12,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:12,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:12,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:44:12,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:44:12,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:44:12,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:12,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:12,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:44:12,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:44:12,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:44:12,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:12,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:44:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:12,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:12,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:12,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:12,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:12,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:44:12,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:12,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:12,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:12,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:44:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:12,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:12,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:12,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:12,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:12,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:12,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:12,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:12,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:12,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:12,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:12,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:12,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:44:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:12,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:12,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:12,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:12,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:12,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:44:12,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:12,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:12,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:44:12,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:12,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:12,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:12,410 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 11:44:12,411 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1988757322] [2020-10-29 11:44:12,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:44:12,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:44:12,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005396996] [2020-10-29 11:44:12,413 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:44:12,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:44:12,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:44:12,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:44:12,416 INFO L87 Difference]: Start difference. First operand 183 states and 222 transitions. Second operand 10 states. [2020-10-29 11:44:13,127 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:44:14,706 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-29 11:44:15,162 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:15,577 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:44:15,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:44:15,846 INFO L93 Difference]: Finished difference Result 302 states and 390 transitions. [2020-10-29 11:44:15,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:44:15,847 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2020-10-29 11:44:15,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:44:15,847 INFO L225 Difference]: With dead ends: 302 [2020-10-29 11:44:15,847 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:44:15,851 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:44:15,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:44:15,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:44:15,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:44:15,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:44:15,852 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-29 11:44:15,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:44:15,852 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:44:15,852 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:44:15,852 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:44:15,852 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:44:15,852 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:44:15,855 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:44:16,355 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-10-29 11:44:18,647 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:44:18,945 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:44:19,262 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:44:19,604 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:44:20,187 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:44:20,547 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:44:20,864 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:44:21,445 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:44:21,730 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:44:22,283 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 12 [2020-10-29 11:44:22,903 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 12 [2020-10-29 11:44:23,199 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:44:23,742 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:44:24,055 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:44:24,319 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:44:24,592 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:44:25,169 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:44:25,798 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:44:26,085 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:44:26,401 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:44:26,979 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:44:27,287 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:44:27,884 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:44:28,468 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:44:28,496 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:44:28,497 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:44:28,497 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:44:28,497 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:44:28,497 INFO L274 CegarLoopResult]: For program point L536(lines 536 540) no Hoare annotation was computed. [2020-10-29 11:44:28,497 INFO L274 CegarLoopResult]: For program point L536-1(lines 536 540) no Hoare annotation was computed. [2020-10-29 11:44:28,497 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-29 11:44:28,497 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 505 560) no Hoare annotation was computed. [2020-10-29 11:44:28,498 INFO L274 CegarLoopResult]: For program point L530-2(lines 530 551) no Hoare annotation was computed. [2020-10-29 11:44:28,498 INFO L274 CegarLoopResult]: For program point L552(lines 529 553) no Hoare annotation was computed. [2020-10-29 11:44:28,498 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 505 560) no Hoare annotation was computed. [2020-10-29 11:44:28,498 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 505 560) no Hoare annotation was computed. [2020-10-29 11:44:28,498 INFO L274 CegarLoopResult]: For program point L606(line 606) no Hoare annotation was computed. [2020-10-29 11:44:28,498 INFO L274 CegarLoopResult]: For program point L606-1(line 606) no Hoare annotation was computed. [2020-10-29 11:44:28,498 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 561 620) no Hoare annotation was computed. [2020-10-29 11:44:28,498 INFO L274 CegarLoopResult]: For program point L593(lines 593 597) no Hoare annotation was computed. [2020-10-29 11:44:28,498 INFO L274 CegarLoopResult]: For program point L593-1(lines 593 597) no Hoare annotation was computed. [2020-10-29 11:44:28,498 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 561 620) no Hoare annotation was computed. [2020-10-29 11:44:28,499 INFO L274 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-29 11:44:28,499 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 561 620) no Hoare annotation was computed. [2020-10-29 11:44:28,499 INFO L274 CegarLoopResult]: For program point L587-2(lines 587 612) no Hoare annotation was computed. [2020-10-29 11:44:28,499 INFO L274 CegarLoopResult]: For program point L613(lines 586 614) no Hoare annotation was computed. [2020-10-29 11:44:28,499 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 320 326) the Hoare annotation is: true [2020-10-29 11:44:28,499 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 320 326) no Hoare annotation was computed. [2020-10-29 11:44:28,499 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 327 335) no Hoare annotation was computed. [2020-10-29 11:44:28,499 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 327 335) the Hoare annotation is: true [2020-10-29 11:44:28,499 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 327 335) no Hoare annotation was computed. [2020-10-29 11:44:28,500 INFO L270 CegarLoopResult]: At program point L352(line 352) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:44:28,500 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 338 362) the Hoare annotation is: true [2020-10-29 11:44:28,500 INFO L274 CegarLoopResult]: For program point L350(lines 350 356) no Hoare annotation was computed. [2020-10-29 11:44:28,500 INFO L270 CegarLoopResult]: At program point L348(line 348) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:44:28,500 INFO L274 CegarLoopResult]: For program point L348-1(line 348) no Hoare annotation was computed. [2020-10-29 11:44:28,500 INFO L274 CegarLoopResult]: For program point L346(lines 346 359) no Hoare annotation was computed. [2020-10-29 11:44:28,500 INFO L274 CegarLoopResult]: For program point L346-1(lines 338 362) no Hoare annotation was computed. [2020-10-29 11:44:28,500 INFO L277 CegarLoopResult]: At program point L344(line 344) the Hoare annotation is: true [2020-10-29 11:44:28,501 INFO L274 CegarLoopResult]: For program point L344-1(line 344) no Hoare annotation was computed. [2020-10-29 11:44:28,501 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 338 362) no Hoare annotation was computed. [2020-10-29 11:44:28,501 INFO L270 CegarLoopResult]: At program point L897(line 897) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:28,501 INFO L270 CegarLoopResult]: At program point L897-1(line 897) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:28,501 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 891 913) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:28,501 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 891 913) no Hoare annotation was computed. [2020-10-29 11:44:28,502 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 891 913) no Hoare annotation was computed. [2020-10-29 11:44:28,502 INFO L270 CegarLoopResult]: At program point L903(line 903) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:28,502 INFO L270 CegarLoopResult]: At program point L903-1(line 903) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:28,502 INFO L274 CegarLoopResult]: For program point L901(lines 901 908) no Hoare annotation was computed. [2020-10-29 11:44:28,502 INFO L274 CegarLoopResult]: For program point L901-1(lines 901 908) no Hoare annotation was computed. [2020-10-29 11:44:28,502 INFO L274 CegarLoopResult]: For program point L899(line 899) no Hoare annotation was computed. [2020-10-29 11:44:28,502 INFO L270 CegarLoopResult]: At program point L898(line 898) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:28,503 INFO L274 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-10-29 11:44:28,503 INFO L274 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-10-29 11:44:28,503 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 850 873) no Hoare annotation was computed. [2020-10-29 11:44:28,503 INFO L274 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-10-29 11:44:28,503 INFO L274 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-10-29 11:44:28,503 INFO L274 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-10-29 11:44:28,503 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 850 873) no Hoare annotation was computed. [2020-10-29 11:44:28,503 INFO L274 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-10-29 11:44:28,503 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 850 873) no Hoare annotation was computed. [2020-10-29 11:44:28,504 INFO L274 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-10-29 11:44:28,504 INFO L274 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2020-10-29 11:44:28,504 INFO L274 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-10-29 11:44:28,504 INFO L274 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-10-29 11:44:28,504 INFO L274 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-10-29 11:44:28,504 INFO L274 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-10-29 11:44:28,504 INFO L274 CegarLoopResult]: For program point L867(line 867) no Hoare annotation was computed. [2020-10-29 11:44:28,504 INFO L274 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-10-29 11:44:28,504 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 234 242) no Hoare annotation was computed. [2020-10-29 11:44:28,504 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 234 242) the Hoare annotation is: true [2020-10-29 11:44:28,505 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 234 242) no Hoare annotation was computed. [2020-10-29 11:44:28,505 INFO L274 CegarLoopResult]: For program point L288(lines 288 292) no Hoare annotation was computed. [2020-10-29 11:44:28,505 INFO L277 CegarLoopResult]: At program point L286(line 286) the Hoare annotation is: true [2020-10-29 11:44:28,505 INFO L274 CegarLoopResult]: For program point L288-2(lines 288 292) no Hoare annotation was computed. [2020-10-29 11:44:28,505 INFO L274 CegarLoopResult]: For program point L286-1(line 286) no Hoare annotation was computed. [2020-10-29 11:44:28,505 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 279 297) the Hoare annotation is: true [2020-10-29 11:44:28,505 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 279 297) no Hoare annotation was computed. [2020-10-29 11:44:28,505 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 279 297) no Hoare annotation was computed. [2020-10-29 11:44:28,505 INFO L274 CegarLoopResult]: For program point L250(lines 250 258) no Hoare annotation was computed. [2020-10-29 11:44:28,506 INFO L274 CegarLoopResult]: For program point L250-2(lines 250 258) no Hoare annotation was computed. [2020-10-29 11:44:28,506 INFO L274 CegarLoopResult]: For program point L273(line 273) no Hoare annotation was computed. [2020-10-29 11:44:28,506 INFO L274 CegarLoopResult]: For program point L273-1(line 273) no Hoare annotation was computed. [2020-10-29 11:44:28,506 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 243 278) no Hoare annotation was computed. [2020-10-29 11:44:28,506 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 243 278) no Hoare annotation was computed. [2020-10-29 11:44:28,506 INFO L274 CegarLoopResult]: For program point L262(lines 262 270) no Hoare annotation was computed. [2020-10-29 11:44:28,506 INFO L274 CegarLoopResult]: For program point L262-2(lines 262 270) no Hoare annotation was computed. [2020-10-29 11:44:28,506 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 243 278) no Hoare annotation was computed. [2020-10-29 11:44:28,506 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 313 319) no Hoare annotation was computed. [2020-10-29 11:44:28,506 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 313 319) the Hoare annotation is: true [2020-10-29 11:44:28,507 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 459 504) no Hoare annotation was computed. [2020-10-29 11:44:28,507 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 459 504) no Hoare annotation was computed. [2020-10-29 11:44:28,507 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 459 504) no Hoare annotation was computed. [2020-10-29 11:44:28,507 INFO L274 CegarLoopResult]: For program point L796(lines 796 797) no Hoare annotation was computed. [2020-10-29 11:44:28,507 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 772 817) no Hoare annotation was computed. [2020-10-29 11:44:28,507 INFO L274 CegarLoopResult]: For program point L792(lines 792 799) no Hoare annotation was computed. [2020-10-29 11:44:28,507 INFO L274 CegarLoopResult]: For program point L786(lines 786 806) no Hoare annotation was computed. [2020-10-29 11:44:28,507 INFO L274 CegarLoopResult]: For program point L786-1(lines 786 806) no Hoare annotation was computed. [2020-10-29 11:44:28,508 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 796 797) no Hoare annotation was computed. [2020-10-29 11:44:28,508 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 803 804) no Hoare annotation was computed. [2020-10-29 11:44:28,508 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 772 817) no Hoare annotation was computed. [2020-10-29 11:44:28,508 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 772 817) no Hoare annotation was computed. [2020-10-29 11:44:28,508 INFO L274 CegarLoopResult]: For program point L803(lines 803 804) no Hoare annotation was computed. [2020-10-29 11:44:28,508 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 881 890) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:28,508 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 881 890) no Hoare annotation was computed. [2020-10-29 11:44:28,508 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 881 890) no Hoare annotation was computed. [2020-10-29 11:44:28,509 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 223 233) no Hoare annotation was computed. [2020-10-29 11:44:28,509 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 223 233) no Hoare annotation was computed. [2020-10-29 11:44:28,509 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 223 233) no Hoare annotation was computed. [2020-10-29 11:44:28,509 INFO L274 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-10-29 11:44:28,509 INFO L274 CegarLoopResult]: For program point L228-1(line 228) no Hoare annotation was computed. [2020-10-29 11:44:28,509 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 215 222) the Hoare annotation is: true [2020-10-29 11:44:28,509 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 215 222) no Hoare annotation was computed. [2020-10-29 11:44:28,509 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 215 222) no Hoare annotation was computed. [2020-10-29 11:44:28,509 INFO L270 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,510 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 164 188) no Hoare annotation was computed. [2020-10-29 11:44:28,510 INFO L274 CegarLoopResult]: For program point L183-1(lines 164 188) no Hoare annotation was computed. [2020-10-29 11:44:28,510 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 164 188) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,510 INFO L270 CegarLoopResult]: At program point L178(line 178) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,510 INFO L270 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,510 INFO L274 CegarLoopResult]: For program point L172(lines 172 180) no Hoare annotation was computed. [2020-10-29 11:44:28,510 INFO L270 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,510 INFO L274 CegarLoopResult]: For program point L170-1(line 170) no Hoare annotation was computed. [2020-10-29 11:44:28,510 INFO L274 CegarLoopResult]: For program point L168(lines 168 185) no Hoare annotation was computed. [2020-10-29 11:44:28,511 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 156 162) no Hoare annotation was computed. [2020-10-29 11:44:28,511 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 156 162) the Hoare annotation is: true [2020-10-29 11:44:28,511 INFO L270 CegarLoopResult]: At program point testENTRY(lines 55 118) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:28,511 INFO L274 CegarLoopResult]: For program point L95(lines 95 106) no Hoare annotation was computed. [2020-10-29 11:44:28,511 INFO L270 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:28,511 INFO L274 CegarLoopResult]: For program point testFINAL(lines 55 118) no Hoare annotation was computed. [2020-10-29 11:44:28,511 INFO L274 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-10-29 11:44:28,511 INFO L274 CegarLoopResult]: For program point L85-1(lines 85 91) no Hoare annotation was computed. [2020-10-29 11:44:28,511 INFO L270 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:28,512 INFO L270 CegarLoopResult]: At program point L108(lines 65 110) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:28,512 INFO L274 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-10-29 11:44:28,512 INFO L274 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-10-29 11:44:28,512 INFO L274 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-10-29 11:44:28,512 INFO L270 CegarLoopResult]: At program point L111(lines 64 112) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:28,512 INFO L274 CegarLoopResult]: For program point L101(lines 101 105) no Hoare annotation was computed. [2020-10-29 11:44:28,512 INFO L270 CegarLoopResult]: At program point L101-2(lines 95 106) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:28,512 INFO L274 CegarLoopResult]: For program point testEXIT(lines 55 118) no Hoare annotation was computed. [2020-10-29 11:44:28,513 INFO L274 CegarLoopResult]: For program point L66(lines 65 110) no Hoare annotation was computed. [2020-10-29 11:44:28,513 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 750 751) no Hoare annotation was computed. [2020-10-29 11:44:28,513 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 757 758) no Hoare annotation was computed. [2020-10-29 11:44:28,513 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 726 771) no Hoare annotation was computed. [2020-10-29 11:44:28,513 INFO L274 CegarLoopResult]: For program point L757(lines 757 758) no Hoare annotation was computed. [2020-10-29 11:44:28,513 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 726 771) no Hoare annotation was computed. [2020-10-29 11:44:28,513 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 726 771) no Hoare annotation was computed. [2020-10-29 11:44:28,513 INFO L274 CegarLoopResult]: For program point L750(lines 750 751) no Hoare annotation was computed. [2020-10-29 11:44:28,513 INFO L274 CegarLoopResult]: For program point L746(lines 746 753) no Hoare annotation was computed. [2020-10-29 11:44:28,514 INFO L274 CegarLoopResult]: For program point L740(lines 740 760) no Hoare annotation was computed. [2020-10-29 11:44:28,514 INFO L274 CegarLoopResult]: For program point L740-1(lines 740 760) no Hoare annotation was computed. [2020-10-29 11:44:28,514 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 189 196) no Hoare annotation was computed. [2020-10-29 11:44:28,514 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 189 196) no Hoare annotation was computed. [2020-10-29 11:44:28,514 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 189 196) no Hoare annotation was computed. [2020-10-29 11:44:28,514 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 443 451) no Hoare annotation was computed. [2020-10-29 11:44:28,514 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 443 451) the Hoare annotation is: true [2020-10-29 11:44:28,514 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 443 451) no Hoare annotation was computed. [2020-10-29 11:44:28,514 INFO L274 CegarLoopResult]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2020-10-29 11:44:28,515 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 411 433) no Hoare annotation was computed. [2020-10-29 11:44:28,515 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 411 433) no Hoare annotation was computed. [2020-10-29 11:44:28,515 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 411 433) no Hoare annotation was computed. [2020-10-29 11:44:28,515 INFO L274 CegarLoopResult]: For program point L419(lines 419 427) no Hoare annotation was computed. [2020-10-29 11:44:28,515 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 303 312) no Hoare annotation was computed. [2020-10-29 11:44:28,515 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 303 312) no Hoare annotation was computed. [2020-10-29 11:44:28,515 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 303 312) no Hoare annotation was computed. [2020-10-29 11:44:28,515 INFO L274 CegarLoopResult]: For program point L673(lines 672 692) no Hoare annotation was computed. [2020-10-29 11:44:28,515 INFO L274 CegarLoopResult]: For program point L704(line 704) no Hoare annotation was computed. [2020-10-29 11:44:28,516 INFO L274 CegarLoopResult]: For program point L704-1(line 704) no Hoare annotation was computed. [2020-10-29 11:44:28,516 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 623 725) no Hoare annotation was computed. [2020-10-29 11:44:28,516 INFO L274 CegarLoopResult]: For program point L669(lines 669 710) no Hoare annotation was computed. [2020-10-29 11:44:28,516 INFO L274 CegarLoopResult]: For program point L688(line 688) no Hoare annotation was computed. [2020-10-29 11:44:28,516 INFO L274 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-10-29 11:44:28,516 INFO L274 CegarLoopResult]: For program point L647(lines 647 651) no Hoare annotation was computed. [2020-10-29 11:44:28,516 INFO L274 CegarLoopResult]: For program point L711(lines 711 722) no Hoare annotation was computed. [2020-10-29 11:44:28,516 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 623 725) no Hoare annotation was computed. [2020-10-29 11:44:28,516 INFO L274 CegarLoopResult]: For program point L674(lines 674 678) no Hoare annotation was computed. [2020-10-29 11:44:28,516 INFO L274 CegarLoopResult]: For program point L672-2(lines 672 692) no Hoare annotation was computed. [2020-10-29 11:44:28,517 INFO L274 CegarLoopResult]: For program point L693(lines 671 694) no Hoare annotation was computed. [2020-10-29 11:44:28,517 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 623 725) no Hoare annotation was computed. [2020-10-29 11:44:28,517 INFO L274 CegarLoopResult]: For program point L652(lines 652 668) no Hoare annotation was computed. [2020-10-29 11:44:28,517 INFO L274 CegarLoopResult]: For program point L712(lines 712 719) no Hoare annotation was computed. [2020-10-29 11:44:28,517 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:44:28,517 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~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:44:28,518 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:44:28,518 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-10-29 11:44:28,518 INFO L274 CegarLoopResult]: For program point L209-1(lines 198 214) no Hoare annotation was computed. [2020-10-29 11:44:28,518 INFO L274 CegarLoopResult]: For program point L205(lines 205 211) no Hoare annotation was computed. [2020-10-29 11:44:28,518 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 198 214) no Hoare annotation was computed. [2020-10-29 11:44:28,518 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-29 11:44:28,518 INFO L274 CegarLoopResult]: For program point L203-1(line 203) no Hoare annotation was computed. [2020-10-29 11:44:28,518 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 198 214) no Hoare annotation was computed. [2020-10-29 11:44:28,518 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 434 442) the Hoare annotation is: true [2020-10-29 11:44:28,519 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 434 442) no Hoare annotation was computed. [2020-10-29 11:44:28,519 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 434 442) no Hoare annotation was computed. [2020-10-29 11:44:28,519 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 390 401) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:44:28,519 INFO L274 CegarLoopResult]: For program point L394-1(lines 390 401) no Hoare annotation was computed. [2020-10-29 11:44:28,519 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 390 401) no Hoare annotation was computed. [2020-10-29 11:44:28,519 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:44:28,519 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:44:28,519 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:44:28,519 INFO L270 CegarLoopResult]: At program point L145(line 145) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,520 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 132 155) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,520 INFO L270 CegarLoopResult]: At program point L143(lines 143 149) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,520 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 132 155) no Hoare annotation was computed. [2020-10-29 11:44:28,520 INFO L270 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,520 INFO L274 CegarLoopResult]: For program point L136(lines 135 154) no Hoare annotation was computed. [2020-10-29 11:44:28,520 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 132 155) no Hoare annotation was computed. [2020-10-29 11:44:28,520 INFO L270 CegarLoopResult]: At program point L834-1(lines 834 838) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,520 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 820 849) no Hoare annotation was computed. [2020-10-29 11:44:28,521 INFO L274 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-29 11:44:28,521 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 820 849) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,521 INFO L270 CegarLoopResult]: At program point L830-2(lines 830 844) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,521 INFO L270 CegarLoopResult]: At program point L826(line 826) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:28,521 INFO L274 CegarLoopResult]: For program point L826-1(line 826) no Hoare annotation was computed. [2020-10-29 11:44:28,521 INFO L277 CegarLoopResult]: At program point L845(lines 820 849) the Hoare annotation is: true [2020-10-29 11:44:28,521 INFO L274 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-10-29 11:44:28,521 INFO L274 CegarLoopResult]: For program point L834(lines 834 838) no Hoare annotation was computed. [2020-10-29 11:44:28,522 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 402 410) no Hoare annotation was computed. [2020-10-29 11:44:28,522 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 402 410) no Hoare annotation was computed. [2020-10-29 11:44:28,522 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 402 410) no Hoare annotation was computed. [2020-10-29 11:44:28,522 INFO L274 CegarLoopResult]: For program point L370-1(lines 366 377) no Hoare annotation was computed. [2020-10-29 11:44:28,522 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 366 377) the Hoare annotation is: true [2020-10-29 11:44:28,522 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 366 377) no Hoare annotation was computed. [2020-10-29 11:44:28,522 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 874 880) no Hoare annotation was computed. [2020-10-29 11:44:28,522 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 874 880) the Hoare annotation is: true [2020-10-29 11:44:28,522 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:44:28,523 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 11:44:28,523 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:44:28,523 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:44:28,523 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 378 389) no Hoare annotation was computed. [2020-10-29 11:44:28,523 INFO L274 CegarLoopResult]: For program point L382-1(lines 378 389) no Hoare annotation was computed. [2020-10-29 11:44:28,523 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 378 389) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:44:28,523 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-29 11:44:28,523 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-29 11:44:28,523 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-29 11:44:28,524 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-29 11:44:28,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:44:28 BoogieIcfgContainer [2020-10-29 11:44:28,543 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:44:28,545 INFO L168 Benchmark]: Toolchain (without parser) took 44656.76 ms. Allocated memory was 151.0 MB in the beginning and 564.1 MB in the end (delta: 413.1 MB). Free memory was 125.3 MB in the beginning and 286.6 MB in the end (delta: -161.2 MB). Peak memory consumption was 336.3 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:28,545 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 125.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:44:28,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.35 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 104.1 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:28,547 INFO L168 Benchmark]: Boogie Preprocessor took 121.59 ms. Allocated memory is still 151.0 MB. Free memory was 104.1 MB in the beginning and 100.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:28,548 INFO L168 Benchmark]: RCFGBuilder took 3279.86 ms. Allocated memory is still 151.0 MB. Free memory was 100.2 MB in the beginning and 49.4 MB in the end (delta: 50.8 MB). Peak memory consumption was 51.3 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:28,549 INFO L168 Benchmark]: TraceAbstraction took 40639.87 ms. Allocated memory was 181.4 MB in the beginning and 564.1 MB in the end (delta: 382.7 MB). Free memory was 160.9 MB in the beginning and 286.6 MB in the end (delta: -125.6 MB). Peak memory consumption was 340.5 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:28,552 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 125.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 569.35 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 104.1 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 121.59 ms. Allocated memory is still 151.0 MB. Free memory was 104.1 MB in the beginning and 100.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 3279.86 ms. Allocated memory is still 151.0 MB. Free memory was 100.2 MB in the beginning and 49.4 MB in the end (delta: 50.8 MB). Peak memory consumption was 51.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 40639.87 ms. Allocated memory was 181.4 MB in the beginning and 564.1 MB in the end (delta: 382.7 MB). Free memory was 160.9 MB in the beginning and 286.6 MB in the end (delta: -125.6 MB). Peak memory consumption was 340.5 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: 757]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 750]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 796]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 803]: 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: 830]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 233 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 10.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 258 SDtfs, 520 SDslu, 226 SDs, 0 SdLazy, 1096 SolverSat, 319 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=183occurred 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: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 95 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 254 PreInvPairs, 301 NumberOfFragments, 712 HoareAnnotationTreeSize, 254 FomulaSimplifications, 21547 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 50 FomulaSimplificationsInter, 9533 FormulaSimplificationTreeSizeReductionInter, 10.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.9s InterpolantComputationTime, 171 NumberOfCodeBlocks, 171 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 168 ConstructedInterpolants, 0 QuantifiedInterpolants, 59654 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...