java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 15:18:13,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 15:18:13,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 15:18:13,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 15:18:13,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 15:18:13,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 15:18:13,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 15:18:13,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 15:18:13,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 15:18:13,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 15:18:13,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 15:18:13,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 15:18:13,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 15:18:13,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 15:18:13,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 15:18:13,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 15:18:13,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 15:18:13,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 15:18:13,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 15:18:13,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 15:18:13,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 15:18:13,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 15:18:13,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 15:18:13,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 15:18:13,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 15:18:13,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 15:18:13,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 15:18:13,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 15:18:13,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 15:18:13,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 15:18:13,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 15:18:13,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 15:18:13,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 15:18:13,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 15:18:13,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 15:18:13,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 15:18:13,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 15:18:13,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 15:18:13,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 15:18:13,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 15:18:13,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 15:18:13,175 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 15:18:13,194 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 15:18:13,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 15:18:13,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 15:18:13,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 15:18:13,196 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 15:18:13,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 15:18:13,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 15:18:13,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 15:18:13,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 15:18:13,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 15:18:13,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 15:18:13,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 15:18:13,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 15:18:13,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 15:18:13,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 15:18:13,200 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 15:18:13,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 15:18:13,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 15:18:13,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 15:18:13,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 15:18:13,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 15:18:13,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 15:18:13,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 15:18:13,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 15:18:13,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 15:18:13,202 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 15:18:13,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 15:18:13,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 15:18:13,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 15:18:13,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 15:18:13,486 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 15:18:13,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 15:18:13,492 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 15:18:13,492 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 15:18:13,493 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2019-10-07 15:18:13,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759b2c0b1/24229b9b3a2f4d05ac7fd33ab0f6f4fe/FLAGce137075a [2019-10-07 15:18:14,064 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 15:18:14,065 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2019-10-07 15:18:14,088 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759b2c0b1/24229b9b3a2f4d05ac7fd33ab0f6f4fe/FLAGce137075a [2019-10-07 15:18:14,385 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759b2c0b1/24229b9b3a2f4d05ac7fd33ab0f6f4fe [2019-10-07 15:18:14,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 15:18:14,398 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 15:18:14,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 15:18:14,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 15:18:14,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 15:18:14,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:18:14" (1/1) ... [2019-10-07 15:18:14,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283ca1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:14, skipping insertion in model container [2019-10-07 15:18:14,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:18:14" (1/1) ... [2019-10-07 15:18:14,416 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 15:18:14,485 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 15:18:14,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:18:14,932 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 15:18:15,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:18:15,064 INFO L192 MainTranslator]: Completed translation [2019-10-07 15:18:15,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:15 WrapperNode [2019-10-07 15:18:15,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 15:18:15,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 15:18:15,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 15:18:15,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 15:18:15,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:15" (1/1) ... [2019-10-07 15:18:15,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:15" (1/1) ... [2019-10-07 15:18:15,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:15" (1/1) ... [2019-10-07 15:18:15,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:15" (1/1) ... [2019-10-07 15:18:15,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:15" (1/1) ... [2019-10-07 15:18:15,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:15" (1/1) ... [2019-10-07 15:18:15,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:15" (1/1) ... [2019-10-07 15:18:15,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 15:18:15,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 15:18:15,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 15:18:15,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 15:18:15,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-10-07 15:18:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 15:18:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 15:18:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-07 15:18:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-07 15:18:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-07 15:18:15,214 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-07 15:18:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-07 15:18:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-07 15:18:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-07 15:18:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-07 15:18:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-07 15:18:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-07 15:18:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-07 15:18:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-07 15:18:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 15:18:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-07 15:18:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-07 15:18:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-07 15:18:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-07 15:18:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-07 15:18:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-07 15:18:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-07 15:18:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-07 15:18:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-07 15:18:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-07 15:18:15,221 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-07 15:18:15,222 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-07 15:18:15,222 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-07 15:18:15,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-07 15:18:15,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-07 15:18:15,223 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-07 15:18:15,223 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-07 15:18:15,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-10-07 15:18:15,223 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-07 15:18:15,224 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-07 15:18:15,224 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-07 15:18:15,224 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-07 15:18:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 15:18:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 15:18:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 15:18:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-07 15:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-07 15:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-07 15:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-07 15:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-07 15:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-07 15:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-07 15:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 15:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-07 15:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-07 15:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-07 15:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-07 15:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-07 15:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-07 15:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-07 15:18:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-07 15:18:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-07 15:18:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-07 15:18:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 15:18:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-07 15:18:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 15:18:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 15:18:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-07 15:18:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 15:18:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 15:18:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 15:18:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 15:18:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-07 15:18:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 15:18:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-07 15:18:15,229 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-07 15:18:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 15:18:15,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-07 15:18:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-07 15:18:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-07 15:18:15,231 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-07 15:18:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-07 15:18:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-07 15:18:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-07 15:18:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-10-07 15:18:15,232 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-07 15:18:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-07 15:18:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-07 15:18:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-07 15:18:15,233 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-07 15:18:15,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 15:18:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 15:18:15,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 15:18:16,735 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 15:18:16,735 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-07 15:18:16,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:18:16 BoogieIcfgContainer [2019-10-07 15:18:16,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 15:18:16,739 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 15:18:16,739 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 15:18:16,742 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 15:18:16,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 03:18:14" (1/3) ... [2019-10-07 15:18:16,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75fd2b45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:18:16, skipping insertion in model container [2019-10-07 15:18:16,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:15" (2/3) ... [2019-10-07 15:18:16,744 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75fd2b45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:18:16, skipping insertion in model container [2019-10-07 15:18:16,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:18:16" (3/3) ... [2019-10-07 15:18:16,746 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product33.cil.c [2019-10-07 15:18:16,755 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 15:18:16,762 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 15:18:16,773 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 15:18:16,798 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 15:18:16,798 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 15:18:16,798 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 15:18:16,798 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 15:18:16,799 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 15:18:16,799 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 15:18:16,799 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 15:18:16,799 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 15:18:16,820 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2019-10-07 15:18:16,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-07 15:18:16,828 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:16,829 INFO L385 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] [2019-10-07 15:18:16,831 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:16,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:16,837 INFO L82 PathProgramCache]: Analyzing trace with hash 177511690, now seen corresponding path program 1 times [2019-10-07 15:18:16,846 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:16,846 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:16,846 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:16,847 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:16,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:17,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:17,219 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:17,219 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:17,220 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 15:18:17,224 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 15:18:17,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 15:18:17,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:18:17,236 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 2 states. [2019-10-07 15:18:17,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:17,267 INFO L93 Difference]: Finished difference Result 185 states and 222 transitions. [2019-10-07 15:18:17,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 15:18:17,269 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 47 [2019-10-07 15:18:17,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:17,281 INFO L225 Difference]: With dead ends: 185 [2019-10-07 15:18:17,281 INFO L226 Difference]: Without dead ends: 93 [2019-10-07 15:18:17,288 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:18:17,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2019-10-07 15:18:17,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2019-10-07 15:18:17,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-10-07 15:18:17,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 105 transitions. [2019-10-07 15:18:17,339 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 105 transitions. Word has length 47 [2019-10-07 15:18:17,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:17,340 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 105 transitions. [2019-10-07 15:18:17,340 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 15:18:17,340 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2019-10-07 15:18:17,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-07 15:18:17,343 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:17,344 INFO L385 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] [2019-10-07 15:18:17,344 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:17,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:17,344 INFO L82 PathProgramCache]: Analyzing trace with hash 582812887, now seen corresponding path program 1 times [2019-10-07 15:18:17,345 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:17,345 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:17,345 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:17,345 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:17,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:17,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:17,481 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:17,482 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:17,483 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:18:17,485 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:18:17,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:18:17,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:18:17,487 INFO L87 Difference]: Start difference. First operand 93 states and 105 transitions. Second operand 3 states. [2019-10-07 15:18:17,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:17,523 INFO L93 Difference]: Finished difference Result 143 states and 161 transitions. [2019-10-07 15:18:17,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:18:17,524 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-10-07 15:18:17,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:17,526 INFO L225 Difference]: With dead ends: 143 [2019-10-07 15:18:17,526 INFO L226 Difference]: Without dead ends: 85 [2019-10-07 15:18:17,528 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:18:17,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-10-07 15:18:17,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-10-07 15:18:17,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-10-07 15:18:17,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 94 transitions. [2019-10-07 15:18:17,540 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 94 transitions. Word has length 48 [2019-10-07 15:18:17,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:17,541 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 94 transitions. [2019-10-07 15:18:17,541 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:18:17,541 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 94 transitions. [2019-10-07 15:18:17,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-07 15:18:17,543 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:17,543 INFO L385 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] [2019-10-07 15:18:17,544 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:17,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:17,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1208272551, now seen corresponding path program 1 times [2019-10-07 15:18:17,544 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:17,545 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:17,545 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:17,545 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:17,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:17,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:17,778 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:17,778 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:17,779 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:18:17,780 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:18:17,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:18:17,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:18:17,781 INFO L87 Difference]: Start difference. First operand 85 states and 94 transitions. Second operand 7 states. [2019-10-07 15:18:18,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:18,069 INFO L93 Difference]: Finished difference Result 148 states and 167 transitions. [2019-10-07 15:18:18,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 15:18:18,070 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2019-10-07 15:18:18,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:18,071 INFO L225 Difference]: With dead ends: 148 [2019-10-07 15:18:18,072 INFO L226 Difference]: Without dead ends: 85 [2019-10-07 15:18:18,073 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-07 15:18:18,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-10-07 15:18:18,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-10-07 15:18:18,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-10-07 15:18:18,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 93 transitions. [2019-10-07 15:18:18,083 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 93 transitions. Word has length 50 [2019-10-07 15:18:18,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:18,084 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 93 transitions. [2019-10-07 15:18:18,084 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:18:18,084 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 93 transitions. [2019-10-07 15:18:18,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-07 15:18:18,086 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:18,086 INFO L385 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] [2019-10-07 15:18:18,086 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:18,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:18,087 INFO L82 PathProgramCache]: Analyzing trace with hash 1772762576, now seen corresponding path program 1 times [2019-10-07 15:18:18,087 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:18,087 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:18,087 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:18,087 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:18,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:18,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:18,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:18,167 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:18,167 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:18,168 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 15:18:18,168 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 15:18:18,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 15:18:18,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 15:18:18,169 INFO L87 Difference]: Start difference. First operand 85 states and 93 transitions. Second operand 5 states. [2019-10-07 15:18:18,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:18,542 INFO L93 Difference]: Finished difference Result 229 states and 265 transitions. [2019-10-07 15:18:18,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 15:18:18,542 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2019-10-07 15:18:18,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:18,548 INFO L225 Difference]: With dead ends: 229 [2019-10-07 15:18:18,549 INFO L226 Difference]: Without dead ends: 166 [2019-10-07 15:18:18,550 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:18:18,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2019-10-07 15:18:18,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 151. [2019-10-07 15:18:18,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2019-10-07 15:18:18,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 167 transitions. [2019-10-07 15:18:18,592 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 167 transitions. Word has length 58 [2019-10-07 15:18:18,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:18,593 INFO L462 AbstractCegarLoop]: Abstraction has 151 states and 167 transitions. [2019-10-07 15:18:18,593 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 15:18:18,593 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 167 transitions. [2019-10-07 15:18:18,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-07 15:18:18,598 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:18,599 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:18:18,599 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:18,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:18,599 INFO L82 PathProgramCache]: Analyzing trace with hash -543071770, now seen corresponding path program 1 times [2019-10-07 15:18:18,600 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:18,600 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:18,600 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:18,600 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:18,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:18,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:18,759 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:18,760 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:18,760 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 15:18:18,760 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 15:18:18,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 15:18:18,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 15:18:18,761 INFO L87 Difference]: Start difference. First operand 151 states and 167 transitions. Second operand 6 states. [2019-10-07 15:18:18,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:18,912 INFO L93 Difference]: Finished difference Result 367 states and 421 transitions. [2019-10-07 15:18:18,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 15:18:18,912 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2019-10-07 15:18:18,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:18,916 INFO L225 Difference]: With dead ends: 367 [2019-10-07 15:18:18,916 INFO L226 Difference]: Without dead ends: 238 [2019-10-07 15:18:18,918 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-07 15:18:18,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2019-10-07 15:18:18,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 228. [2019-10-07 15:18:18,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2019-10-07 15:18:18,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 255 transitions. [2019-10-07 15:18:18,963 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 255 transitions. Word has length 67 [2019-10-07 15:18:18,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:18,964 INFO L462 AbstractCegarLoop]: Abstraction has 228 states and 255 transitions. [2019-10-07 15:18:18,964 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 15:18:18,964 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 255 transitions. [2019-10-07 15:18:18,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-07 15:18:18,970 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:18,970 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:18:18,971 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:18,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:18,971 INFO L82 PathProgramCache]: Analyzing trace with hash 270077349, now seen corresponding path program 1 times [2019-10-07 15:18:18,971 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:18,971 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:18,972 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:18,972 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:18,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:19,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:19,135 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:19,135 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:19,135 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-07 15:18:19,136 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-07 15:18:19,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-07 15:18:19,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-07 15:18:19,138 INFO L87 Difference]: Start difference. First operand 228 states and 255 transitions. Second operand 10 states. [2019-10-07 15:18:19,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:19,398 INFO L93 Difference]: Finished difference Result 440 states and 494 transitions. [2019-10-07 15:18:19,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-07 15:18:19,400 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 70 [2019-10-07 15:18:19,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:19,402 INFO L225 Difference]: With dead ends: 440 [2019-10-07 15:18:19,402 INFO L226 Difference]: Without dead ends: 125 [2019-10-07 15:18:19,404 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-10-07 15:18:19,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-10-07 15:18:19,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 123. [2019-10-07 15:18:19,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2019-10-07 15:18:19,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 130 transitions. [2019-10-07 15:18:19,414 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 130 transitions. Word has length 70 [2019-10-07 15:18:19,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:19,416 INFO L462 AbstractCegarLoop]: Abstraction has 123 states and 130 transitions. [2019-10-07 15:18:19,416 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-07 15:18:19,416 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2019-10-07 15:18:19,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-07 15:18:19,417 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:19,417 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:18:19,417 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:19,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:19,418 INFO L82 PathProgramCache]: Analyzing trace with hash 2025708129, now seen corresponding path program 1 times [2019-10-07 15:18:19,418 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:19,418 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:19,418 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:19,419 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:19,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:19,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:19,731 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:19,732 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:19,732 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2019-10-07 15:18:19,732 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-07 15:18:19,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-07 15:18:19,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2019-10-07 15:18:19,733 INFO L87 Difference]: Start difference. First operand 123 states and 130 transitions. Second operand 14 states. [2019-10-07 15:18:20,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:20,038 INFO L93 Difference]: Finished difference Result 196 states and 213 transitions. [2019-10-07 15:18:20,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-07 15:18:20,039 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 70 [2019-10-07 15:18:20,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:20,039 INFO L225 Difference]: With dead ends: 196 [2019-10-07 15:18:20,040 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 15:18:20,041 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2019-10-07 15:18:20,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 15:18:20,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 15:18:20,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 15:18:20,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 15:18:20,042 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2019-10-07 15:18:20,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:20,042 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 15:18:20,042 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-07 15:18:20,042 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 15:18:20,042 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 15:18:20,047 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 15:18:20,508 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27 [2019-10-07 15:18:20,641 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2019-10-07 15:18:21,316 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 26 [2019-10-07 15:18:21,417 INFO L443 ceAbstractionStarter]: For program point L320-2(lines 320 341) no Hoare annotation was computed. [2019-10-07 15:18:21,417 INFO L443 ceAbstractionStarter]: For program point L342(lines 319 343) no Hoare annotation was computed. [2019-10-07 15:18:21,417 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 295 350) no Hoare annotation was computed. [2019-10-07 15:18:21,417 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 330) no Hoare annotation was computed. [2019-10-07 15:18:21,417 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 295 350) no Hoare annotation was computed. [2019-10-07 15:18:21,417 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 387) no Hoare annotation was computed. [2019-10-07 15:18:21,417 INFO L443 ceAbstractionStarter]: For program point L377-2(lines 377 402) no Hoare annotation was computed. [2019-10-07 15:18:21,418 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 351 410) no Hoare annotation was computed. [2019-10-07 15:18:21,418 INFO L443 ceAbstractionStarter]: For program point L403(lines 376 404) no Hoare annotation was computed. [2019-10-07 15:18:21,418 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 351 410) no Hoare annotation was computed. [2019-10-07 15:18:21,418 INFO L443 ceAbstractionStarter]: For program point L396(line 396) no Hoare annotation was computed. [2019-10-07 15:18:21,418 INFO L443 ceAbstractionStarter]: For program point L396-1(line 396) no Hoare annotation was computed. [2019-10-07 15:18:21,418 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 351 410) no Hoare annotation was computed. [2019-10-07 15:18:21,418 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 891 897) the Hoare annotation is: true [2019-10-07 15:18:21,418 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 891 897) no Hoare annotation was computed. [2019-10-07 15:18:21,419 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 898 906) no Hoare annotation was computed. [2019-10-07 15:18:21,419 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 898 906) the Hoare annotation is: true [2019-10-07 15:18:21,419 INFO L439 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:18:21,419 INFO L439 ceAbstractionStarter]: At program point L225-1(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:18:21,419 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 219 241) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:18:21,420 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 219 241) no Hoare annotation was computed. [2019-10-07 15:18:21,420 INFO L439 ceAbstractionStarter]: At program point L231(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:18:21,420 INFO L439 ceAbstractionStarter]: At program point L231-1(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:18:21,420 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 236) no Hoare annotation was computed. [2019-10-07 15:18:21,420 INFO L443 ceAbstractionStarter]: For program point L229-1(lines 229 236) no Hoare annotation was computed. [2019-10-07 15:18:21,421 INFO L443 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2019-10-07 15:18:21,421 INFO L439 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:18:21,421 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-10-07 15:18:21,421 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 174 197) no Hoare annotation was computed. [2019-10-07 15:18:21,421 INFO L443 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2019-10-07 15:18:21,421 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-10-07 15:18:21,422 INFO L443 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-10-07 15:18:21,422 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 174 197) no Hoare annotation was computed. [2019-10-07 15:18:21,422 INFO L443 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2019-10-07 15:18:21,422 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 174 197) no Hoare annotation was computed. [2019-10-07 15:18:21,422 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-10-07 15:18:21,422 INFO L443 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-10-07 15:18:21,422 INFO L443 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2019-10-07 15:18:21,422 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-10-07 15:18:21,423 INFO L443 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-10-07 15:18:21,423 INFO L443 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2019-10-07 15:18:21,423 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-10-07 15:18:21,423 INFO L443 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-10-07 15:18:21,423 INFO L443 ceAbstractionStarter]: For program point L179(line 179) no Hoare annotation was computed. [2019-10-07 15:18:21,423 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 774 782) no Hoare annotation was computed. [2019-10-07 15:18:21,423 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 774 782) the Hoare annotation is: true [2019-10-07 15:18:21,423 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-10-07 15:18:21,424 INFO L443 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2019-10-07 15:18:21,424 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 783 818) no Hoare annotation was computed. [2019-10-07 15:18:21,424 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 783 818) no Hoare annotation was computed. [2019-10-07 15:18:21,424 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 884 890) no Hoare annotation was computed. [2019-10-07 15:18:21,424 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 884 890) the Hoare annotation is: true [2019-10-07 15:18:21,424 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 249 294) no Hoare annotation was computed. [2019-10-07 15:18:21,424 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 249 294) no Hoare annotation was computed. [2019-10-07 15:18:21,425 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 562 607) no Hoare annotation was computed. [2019-10-07 15:18:21,425 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 562 607) no Hoare annotation was computed. [2019-10-07 15:18:21,425 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 206 215) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:18:21,425 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 206 215) no Hoare annotation was computed. [2019-10-07 15:18:21,425 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 206 215) no Hoare annotation was computed. [2019-10-07 15:18:21,425 INFO L443 ceAbstractionStarter]: For program point L768(line 768) no Hoare annotation was computed. [2019-10-07 15:18:21,425 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 763 773) no Hoare annotation was computed. [2019-10-07 15:18:21,425 INFO L443 ceAbstractionStarter]: For program point L768-1(line 768) no Hoare annotation was computed. [2019-10-07 15:18:21,426 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 763 773) no Hoare annotation was computed. [2019-10-07 15:18:21,426 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 755 762) no Hoare annotation was computed. [2019-10-07 15:18:21,426 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 755 762) no Hoare annotation was computed. [2019-10-07 15:18:21,426 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2019-10-07 15:18:21,426 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2019-10-07 15:18:21,426 INFO L439 ceAbstractionStarter]: At program point L736(line 736) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (and (not (= ~waterLevel~0 2)) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-07 15:18:21,427 INFO L439 ceAbstractionStarter]: At program point L732(line 732) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0))) [2019-10-07 15:18:21,427 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 738) no Hoare annotation was computed. [2019-10-07 15:18:21,427 INFO L439 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0))) [2019-10-07 15:18:21,427 INFO L443 ceAbstractionStarter]: For program point L728-1(line 728) no Hoare annotation was computed. [2019-10-07 15:18:21,427 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 722 746) no Hoare annotation was computed. [2019-10-07 15:18:21,427 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 743) no Hoare annotation was computed. [2019-10-07 15:18:21,427 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 722 746) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)) (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0))) [2019-10-07 15:18:21,428 INFO L439 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-07 15:18:21,428 INFO L443 ceAbstractionStarter]: For program point L741-1(lines 722 746) no Hoare annotation was computed. [2019-10-07 15:18:21,428 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 714 720) no Hoare annotation was computed. [2019-10-07 15:18:21,428 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 714 720) the Hoare annotation is: true [2019-10-07 15:18:21,428 INFO L439 ceAbstractionStarter]: At program point L640(line 640) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~waterLevel~0 2)) .cse0 (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (and .cse0 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-07 15:18:21,428 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 618 681) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:18:21,429 INFO L439 ceAbstractionStarter]: At program point L671(lines 628 673) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~waterLevel~0 2)) .cse0 (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (and .cse0 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-07 15:18:21,429 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 644) no Hoare annotation was computed. [2019-10-07 15:18:21,429 INFO L443 ceAbstractionStarter]: For program point L638-1(lines 638 644) no Hoare annotation was computed. [2019-10-07 15:18:21,429 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 618 681) no Hoare annotation was computed. [2019-10-07 15:18:21,429 INFO L439 ceAbstractionStarter]: At program point L674(lines 627 675) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:18:21,429 INFO L439 ceAbstractionStarter]: At program point L664-2(lines 658 669) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and .cse0 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= ~pumpRunning~0 0)))) [2019-10-07 15:18:21,430 INFO L443 ceAbstractionStarter]: For program point L629(lines 628 673) no Hoare annotation was computed. [2019-10-07 15:18:21,430 INFO L439 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and .cse0 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= ~pumpRunning~0 0)))) [2019-10-07 15:18:21,430 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 654) no Hoare annotation was computed. [2019-10-07 15:18:21,430 INFO L443 ceAbstractionStarter]: For program point L648-1(lines 648 654) no Hoare annotation was computed. [2019-10-07 15:18:21,430 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 618 681) no Hoare annotation was computed. [2019-10-07 15:18:21,430 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 516 561) no Hoare annotation was computed. [2019-10-07 15:18:21,430 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 516 561) no Hoare annotation was computed. [2019-10-07 15:18:21,431 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2019-10-07 15:18:21,431 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2019-10-07 15:18:21,431 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 413 515) no Hoare annotation was computed. [2019-10-07 15:18:21,431 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 458) no Hoare annotation was computed. [2019-10-07 15:18:21,431 INFO L443 ceAbstractionStarter]: For program point L463(lines 462 482) no Hoare annotation was computed. [2019-10-07 15:18:21,431 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-07 15:18:21,431 INFO L443 ceAbstractionStarter]: For program point L494-1(line 494) no Hoare annotation was computed. [2019-10-07 15:18:21,432 INFO L443 ceAbstractionStarter]: For program point L459(lines 459 500) no Hoare annotation was computed. [2019-10-07 15:18:21,432 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 413 515) no Hoare annotation was computed. [2019-10-07 15:18:21,432 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-07 15:18:21,432 INFO L443 ceAbstractionStarter]: For program point L478-1(line 478) no Hoare annotation was computed. [2019-10-07 15:18:21,432 INFO L443 ceAbstractionStarter]: For program point L437(lines 437 441) no Hoare annotation was computed. [2019-10-07 15:18:21,432 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 413 515) no Hoare annotation was computed. [2019-10-07 15:18:21,432 INFO L443 ceAbstractionStarter]: For program point L462-2(lines 462 482) no Hoare annotation was computed. [2019-10-07 15:18:21,432 INFO L443 ceAbstractionStarter]: For program point L483(lines 461 484) no Hoare annotation was computed. [2019-10-07 15:18:21,433 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 874 883) no Hoare annotation was computed. [2019-10-07 15:18:21,433 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 874 883) no Hoare annotation was computed. [2019-10-07 15:18:21,433 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-07 15:18:21,433 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:18:21,433 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 747 754) no Hoare annotation was computed. [2019-10-07 15:18:21,433 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 747 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:18:21,434 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2019-10-07 15:18:21,434 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2019-10-07 15:18:21,434 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 819 837) no Hoare annotation was computed. [2019-10-07 15:18:21,434 INFO L446 ceAbstractionStarter]: At program point L826(line 826) the Hoare annotation is: true [2019-10-07 15:18:21,434 INFO L443 ceAbstractionStarter]: For program point L826-1(line 826) no Hoare annotation was computed. [2019-10-07 15:18:21,434 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 819 837) the Hoare annotation is: true [2019-10-07 15:18:21,435 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2019-10-07 15:18:21,435 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2019-10-07 15:18:21,435 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:18:21,435 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-07 15:18:21,435 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2019-10-07 15:18:21,435 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2019-10-07 15:18:21,436 INFO L439 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse0) (or (not (= ~waterLevel~0 2)) (= |old(~waterLevel~0)| 2) .cse1 .cse0) (or .cse1 (= 1 ~waterLevel~0) .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse1 (= ~pumpRunning~0 0) .cse0))) [2019-10-07 15:18:21,436 INFO L439 ceAbstractionStarter]: At program point L701(lines 701 707) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (not (= ~waterLevel~0 2)) (= ~pumpRunning~0 0)) .cse2 .cse1 .cse0) (or .cse2 (= 1 ~waterLevel~0) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-07 15:18:21,436 INFO L439 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) [2019-10-07 15:18:21,436 INFO L443 ceAbstractionStarter]: For program point L694(lines 693 712) no Hoare annotation was computed. [2019-10-07 15:18:21,436 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 690 713) the Hoare annotation is: (let ((.cse3 (= 1 ~waterLevel~0)) (.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= ~pumpRunning~0 1) .cse1) (or (not (= ~waterLevel~0 2)) (= |old(~waterLevel~0)| 2) .cse2 .cse1) (or .cse2 .cse3 .cse1 .cse4) (or .cse3 .cse0 .cse1 .cse4) (or .cse2 (= ~pumpRunning~0 0) .cse1))) [2019-10-07 15:18:21,437 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 690 713) no Hoare annotation was computed. [2019-10-07 15:18:21,437 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 690 713) no Hoare annotation was computed. [2019-10-07 15:18:21,437 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2019-10-07 15:18:21,437 INFO L443 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2019-10-07 15:18:21,437 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2019-10-07 15:18:21,437 INFO L446 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2019-10-07 15:18:21,438 INFO L446 ceAbstractionStarter]: At program point L153-2(lines 153 167) the Hoare annotation is: true [2019-10-07 15:18:21,438 INFO L446 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2019-10-07 15:18:21,438 INFO L443 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2019-10-07 15:18:21,438 INFO L446 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2019-10-07 15:18:21,438 INFO L443 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-10-07 15:18:21,438 INFO L439 ceAbstractionStarter]: At program point L862(line 862) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~waterLevel~0 2) (not (= 0 ~pumpRunning~0)) .cse0) (or (not (= 1 ~pumpRunning~0)) .cse0))) [2019-10-07 15:18:21,438 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 839 871) no Hoare annotation was computed. [2019-10-07 15:18:21,439 INFO L443 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2019-10-07 15:18:21,439 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 839 871) the Hoare annotation is: true [2019-10-07 15:18:21,462 INFO L439 ceAbstractionStarter]: At program point L856(line 856) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~waterLevel~0 2) (not (= 0 ~pumpRunning~0)) .cse0) (or (not (= 1 ~pumpRunning~0)) .cse0 (not (= ~waterLevel~0 1))))) [2019-10-07 15:18:21,462 INFO L443 ceAbstractionStarter]: For program point L856-1(line 856) no Hoare annotation was computed. [2019-10-07 15:18:21,462 INFO L443 ceAbstractionStarter]: For program point L854(lines 854 867) no Hoare annotation was computed. [2019-10-07 15:18:21,462 INFO L443 ceAbstractionStarter]: For program point L854-1(lines 839 871) no Hoare annotation was computed. [2019-10-07 15:18:21,462 INFO L446 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: true [2019-10-07 15:18:21,462 INFO L443 ceAbstractionStarter]: For program point L852-1(line 852) no Hoare annotation was computed. [2019-10-07 15:18:21,463 INFO L443 ceAbstractionStarter]: For program point L848(lines 848 868) no Hoare annotation was computed. [2019-10-07 15:18:21,463 INFO L446 ceAbstractionStarter]: At program point L846(line 846) the Hoare annotation is: true [2019-10-07 15:18:21,463 INFO L443 ceAbstractionStarter]: For program point L846-1(line 846) no Hoare annotation was computed. [2019-10-07 15:18:21,463 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2019-10-07 15:18:21,463 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2019-10-07 15:18:21,463 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2019-10-07 15:18:21,463 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2019-10-07 15:18:21,464 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:18:21,464 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-07 15:18:21,464 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 15:18:21,464 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 15:18:21,464 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2019-10-07 15:18:21,464 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (or (not (= ~waterLevel~0 2)) (= |old(~waterLevel~0)| 2) (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)))) [2019-10-07 15:18:21,464 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 609 616) the Hoare annotation is: true [2019-10-07 15:18:21,465 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 613) no Hoare annotation was computed. [2019-10-07 15:18:21,465 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 609 616) no Hoare annotation was computed. [2019-10-07 15:18:21,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 03:18:21 BoogieIcfgContainer [2019-10-07 15:18:21,485 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 15:18:21,489 INFO L168 Benchmark]: Toolchain (without parser) took 7090.60 ms. Allocated memory was 146.3 MB in the beginning and 309.3 MB in the end (delta: 163.1 MB). Free memory was 103.7 MB in the beginning and 276.1 MB in the end (delta: -172.4 MB). Peak memory consumption was 143.7 MB. Max. memory is 7.1 GB. [2019-10-07 15:18:21,490 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-07 15:18:21,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.76 ms. Allocated memory was 146.3 MB in the beginning and 205.5 MB in the end (delta: 59.2 MB). Free memory was 103.5 MB in the beginning and 175.9 MB in the end (delta: -72.5 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-10-07 15:18:21,493 INFO L168 Benchmark]: Boogie Preprocessor took 89.75 ms. Allocated memory is still 205.5 MB. Free memory was 175.9 MB in the beginning and 171.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-07 15:18:21,496 INFO L168 Benchmark]: RCFGBuilder took 1581.94 ms. Allocated memory was 205.5 MB in the beginning and 234.9 MB in the end (delta: 29.4 MB). Free memory was 171.2 MB in the beginning and 151.1 MB in the end (delta: 20.0 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. [2019-10-07 15:18:21,497 INFO L168 Benchmark]: TraceAbstraction took 4746.38 ms. Allocated memory was 234.9 MB in the beginning and 309.3 MB in the end (delta: 74.4 MB). Free memory was 149.7 MB in the beginning and 276.1 MB in the end (delta: -126.3 MB). Peak memory consumption was 101.1 MB. Max. memory is 7.1 GB. [2019-10-07 15:18:21,505 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 665.76 ms. Allocated memory was 146.3 MB in the beginning and 205.5 MB in the end (delta: 59.2 MB). Free memory was 103.5 MB in the beginning and 175.9 MB in the end (delta: -72.5 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.75 ms. Allocated memory is still 205.5 MB. Free memory was 175.9 MB in the beginning and 171.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1581.94 ms. Allocated memory was 205.5 MB in the beginning and 234.9 MB in the end (delta: 29.4 MB). Free memory was 171.2 MB in the beginning and 151.1 MB in the end (delta: 20.0 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4746.38 ms. Allocated memory was 234.9 MB in the beginning and 309.3 MB in the end (delta: 74.4 MB). Free memory was 149.7 MB in the beginning and 276.1 MB in the end (delta: -126.3 MB). Peak memory consumption was 101.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 613]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || ((!(waterLevel == 2) && 0 == splverifierCounter) && pumpRunning == 0)) || !(systemActive == 1)) || (0 == splverifierCounter && pumpRunning == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 169 locations, 1 error locations. Result: SAFE, OverallTime: 4.6s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, HoareTripleCheckerStatistics: 709 SDtfs, 543 SDslu, 1951 SDs, 0 SdLazy, 574 SolverSat, 299 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=228occurred in iteration=5, 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, 7 MinimizatonAttempts, 27 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 413 PreInvPairs, 444 NumberOfFragments, 727 HoareAnnotationTreeSize, 413 FomulaSimplifications, 356 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 2264 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 410 NumberOfCodeBlocks, 410 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 403 ConstructedInterpolants, 0 QuantifiedInterpolants, 42938 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...