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_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 03:20:58,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 03:20:58,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 03:20:58,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 03:20:58,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 03:20:58,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 03:20:58,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 03:20:58,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 03:20:58,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 03:20:58,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 03:20:58,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 03:20:58,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 03:20:58,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 03:20:58,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 03:20:58,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 03:20:58,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 03:20:58,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 03:20:58,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 03:20:58,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 03:20:58,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 03:20:58,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 03:20:58,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 03:20:58,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 03:20:58,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 03:20:58,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 03:20:58,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 03:20:58,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 03:20:58,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 03:20:58,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 03:20:58,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 03:20:58,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 03:20:58,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 03:20:58,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 03:20:58,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 03:20:58,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 03:20:58,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 03:20:58,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 03:20:58,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 03:20:58,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 03:20:58,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 03:20:58,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 03:20:58,302 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 [2019-10-15 03:20:58,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 03:20:58,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 03:20:58,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 03:20:58,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 03:20:58,321 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 03:20:58,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 03:20:58,322 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 03:20:58,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 03:20:58,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 03:20:58,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 03:20:58,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 03:20:58,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 03:20:58,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 03:20:58,323 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 03:20:58,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 03:20:58,323 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 03:20:58,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 03:20:58,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 03:20:58,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 03:20:58,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 03:20:58,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 03:20:58,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 03:20:58,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 03:20:58,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 03:20:58,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 03:20:58,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 03:20:58,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 03:20:58,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 03:20:58,326 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 [2019-10-15 03:20:58,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 03:20:58,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 03:20:58,619 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 03:20:58,620 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 03:20:58,620 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 03:20:58,621 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2019-10-15 03:20:58,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cd23818e/cca454a9b3e641388cbc6b9200704a9a/FLAGc48cd1509 [2019-10-15 03:20:59,174 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 03:20:59,175 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2019-10-15 03:20:59,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cd23818e/cca454a9b3e641388cbc6b9200704a9a/FLAGc48cd1509 [2019-10-15 03:20:59,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cd23818e/cca454a9b3e641388cbc6b9200704a9a [2019-10-15 03:20:59,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 03:20:59,519 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 03:20:59,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 03:20:59,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 03:20:59,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 03:20:59,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:20:59" (1/1) ... [2019-10-15 03:20:59,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e20f8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:20:59, skipping insertion in model container [2019-10-15 03:20:59,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:20:59" (1/1) ... [2019-10-15 03:20:59,539 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 03:20:59,609 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 03:21:00,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:21:00,181 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 03:21:00,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:21:00,314 INFO L192 MainTranslator]: Completed translation [2019-10-15 03:21:00,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:00 WrapperNode [2019-10-15 03:21:00,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 03:21:00,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 03:21:00,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 03:21:00,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 03:21:00,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:00" (1/1) ... [2019-10-15 03:21:00,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:00" (1/1) ... [2019-10-15 03:21:00,344 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:00" (1/1) ... [2019-10-15 03:21:00,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:00" (1/1) ... [2019-10-15 03:21:00,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:00" (1/1) ... [2019-10-15 03:21:00,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:00" (1/1) ... [2019-10-15 03:21:00,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:00" (1/1) ... [2019-10-15 03:21:00,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 03:21:00,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 03:21:00,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 03:21:00,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 03:21:00,409 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:00" (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 [2019-10-15 03:21:00,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 03:21:00,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 03:21:00,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 03:21:00,476 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 03:21:00,476 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 03:21:00,477 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 03:21:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 03:21:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 03:21:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 03:21:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 03:21:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 03:21:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 03:21:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 03:21:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 03:21:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 03:21:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 03:21:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 03:21:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-10-15 03:21:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 03:21:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 03:21:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 03:21:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 03:21:00,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 03:21:00,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 03:21:00,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 03:21:00,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 03:21:00,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 03:21:00,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 03:21:00,482 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 03:21:00,482 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 03:21:00,482 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 03:21:00,482 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 03:21:00,482 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 03:21:00,482 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 03:21:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 03:21:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 03:21:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 03:21:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 03:21:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 03:21:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 03:21:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 03:21:00,484 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 03:21:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 03:21:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 03:21:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 03:21:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 03:21:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 03:21:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 03:21:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 03:21:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 03:21:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 03:21:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 03:21:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 03:21:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 03:21:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 03:21:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 03:21:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 03:21:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 03:21:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 03:21:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 03:21:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 03:21:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 03:21:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 03:21:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 03:21:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 03:21:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 03:21:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 03:21:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-10-15 03:21:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 03:21:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 03:21:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 03:21:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 03:21:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 03:21:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 03:21:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 03:21:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 03:21:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 03:21:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 03:21:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 03:21:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 03:21:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 03:21:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 03:21:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 03:21:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 03:21:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 03:21:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 03:21:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 03:21:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 03:21:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 03:21:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 03:21:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 03:21:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 03:21:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 03:21:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 03:21:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 03:21:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 03:21:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 03:21:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 03:21:02,101 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 03:21:02,101 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 03:21:02,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:21:02 BoogieIcfgContainer [2019-10-15 03:21:02,103 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 03:21:02,104 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 03:21:02,104 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 03:21:02,107 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 03:21:02,107 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 03:20:59" (1/3) ... [2019-10-15 03:21:02,108 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@316c7abc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:21:02, skipping insertion in model container [2019-10-15 03:21:02,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:00" (2/3) ... [2019-10-15 03:21:02,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@316c7abc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:21:02, skipping insertion in model container [2019-10-15 03:21:02,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:21:02" (3/3) ... [2019-10-15 03:21:02,111 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54.cil.c [2019-10-15 03:21:02,120 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 03:21:02,130 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 03:21:02,141 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 03:21:02,167 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 03:21:02,167 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 03:21:02,167 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 03:21:02,167 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 03:21:02,168 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 03:21:02,168 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 03:21:02,168 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 03:21:02,168 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 03:21:02,188 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2019-10-15 03:21:02,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-15 03:21:02,197 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:02,198 INFO L380 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] [2019-10-15 03:21:02,200 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:02,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:02,204 INFO L82 PathProgramCache]: Analyzing trace with hash 1668189287, now seen corresponding path program 1 times [2019-10-15 03:21:02,214 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:02,214 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339532254] [2019-10-15 03:21:02,214 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:02,215 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:02,215 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:02,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:21:02,505 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339532254] [2019-10-15 03:21:02,506 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:02,507 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 03:21:02,507 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083000175] [2019-10-15 03:21:02,512 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 03:21:02,512 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:02,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 03:21:02,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 03:21:02,529 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 2 states. [2019-10-15 03:21:02,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:02,583 INFO L93 Difference]: Finished difference Result 257 states and 312 transitions. [2019-10-15 03:21:02,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 03:21:02,585 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 47 [2019-10-15 03:21:02,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:02,599 INFO L225 Difference]: With dead ends: 257 [2019-10-15 03:21:02,599 INFO L226 Difference]: Without dead ends: 129 [2019-10-15 03:21:02,605 INFO L600 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 [2019-10-15 03:21:02,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-10-15 03:21:02,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-10-15 03:21:02,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-10-15 03:21:02,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 150 transitions. [2019-10-15 03:21:02,668 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 150 transitions. Word has length 47 [2019-10-15 03:21:02,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:02,669 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 150 transitions. [2019-10-15 03:21:02,669 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 03:21:02,669 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 150 transitions. [2019-10-15 03:21:02,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-15 03:21:02,674 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:02,674 INFO L380 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] [2019-10-15 03:21:02,675 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:02,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:02,675 INFO L82 PathProgramCache]: Analyzing trace with hash -918854804, now seen corresponding path program 1 times [2019-10-15 03:21:02,676 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:02,676 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011552850] [2019-10-15 03:21:02,676 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:02,676 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:02,677 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:02,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:21:02,821 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011552850] [2019-10-15 03:21:02,821 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:02,822 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 03:21:02,822 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783467908] [2019-10-15 03:21:02,826 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:21:02,826 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:02,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:21:02,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:21:02,827 INFO L87 Difference]: Start difference. First operand 129 states and 150 transitions. Second operand 3 states. [2019-10-15 03:21:02,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:02,886 INFO L93 Difference]: Finished difference Result 211 states and 246 transitions. [2019-10-15 03:21:02,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:21:02,888 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-10-15 03:21:02,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:02,891 INFO L225 Difference]: With dead ends: 211 [2019-10-15 03:21:02,891 INFO L226 Difference]: Without dead ends: 121 [2019-10-15 03:21:02,895 INFO L600 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 [2019-10-15 03:21:02,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2019-10-15 03:21:02,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2019-10-15 03:21:02,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2019-10-15 03:21:02,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 139 transitions. [2019-10-15 03:21:02,917 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 139 transitions. Word has length 48 [2019-10-15 03:21:02,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:02,917 INFO L462 AbstractCegarLoop]: Abstraction has 121 states and 139 transitions. [2019-10-15 03:21:02,918 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:21:02,918 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 139 transitions. [2019-10-15 03:21:02,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 03:21:02,920 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:02,920 INFO L380 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] [2019-10-15 03:21:02,921 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:02,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:02,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1608883262, now seen corresponding path program 1 times [2019-10-15 03:21:02,921 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:02,922 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825829386] [2019-10-15 03:21:02,922 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:02,922 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:02,922 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:03,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:21:03,087 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825829386] [2019-10-15 03:21:03,088 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:03,088 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 03:21:03,088 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234209922] [2019-10-15 03:21:03,089 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:21:03,089 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:03,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:21:03,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 03:21:03,090 INFO L87 Difference]: Start difference. First operand 121 states and 139 transitions. Second operand 7 states. [2019-10-15 03:21:03,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:03,430 INFO L93 Difference]: Finished difference Result 220 states and 257 transitions. [2019-10-15 03:21:03,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 03:21:03,431 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-15 03:21:03,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:03,433 INFO L225 Difference]: With dead ends: 220 [2019-10-15 03:21:03,433 INFO L226 Difference]: Without dead ends: 121 [2019-10-15 03:21:03,435 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 03:21:03,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2019-10-15 03:21:03,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2019-10-15 03:21:03,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2019-10-15 03:21:03,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 138 transitions. [2019-10-15 03:21:03,449 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 138 transitions. Word has length 51 [2019-10-15 03:21:03,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:03,450 INFO L462 AbstractCegarLoop]: Abstraction has 121 states and 138 transitions. [2019-10-15 03:21:03,450 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:21:03,450 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 138 transitions. [2019-10-15 03:21:03,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-15 03:21:03,453 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:03,453 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:03,453 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:03,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:03,454 INFO L82 PathProgramCache]: Analyzing trace with hash -433996355, now seen corresponding path program 1 times [2019-10-15 03:21:03,454 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:03,454 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345542206] [2019-10-15 03:21:03,454 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:03,455 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:03,455 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:03,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-15 03:21:03,597 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345542206] [2019-10-15 03:21:03,597 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:03,597 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 03:21:03,598 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345740066] [2019-10-15 03:21:03,598 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 03:21:03,598 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:03,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 03:21:03,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 03:21:03,600 INFO L87 Difference]: Start difference. First operand 121 states and 138 transitions. Second operand 5 states. [2019-10-15 03:21:04,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:04,130 INFO L93 Difference]: Finished difference Result 326 states and 388 transitions. [2019-10-15 03:21:04,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 03:21:04,130 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2019-10-15 03:21:04,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:04,133 INFO L225 Difference]: With dead ends: 326 [2019-10-15 03:21:04,133 INFO L226 Difference]: Without dead ends: 227 [2019-10-15 03:21:04,135 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-15 03:21:04,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2019-10-15 03:21:04,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 210. [2019-10-15 03:21:04,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2019-10-15 03:21:04,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 233 transitions. [2019-10-15 03:21:04,168 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 233 transitions. Word has length 68 [2019-10-15 03:21:04,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:04,169 INFO L462 AbstractCegarLoop]: Abstraction has 210 states and 233 transitions. [2019-10-15 03:21:04,169 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 03:21:04,169 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 233 transitions. [2019-10-15 03:21:04,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-10-15 03:21:04,171 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:04,172 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:04,172 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:04,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:04,173 INFO L82 PathProgramCache]: Analyzing trace with hash 201322351, now seen corresponding path program 1 times [2019-10-15 03:21:04,173 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:04,173 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316037350] [2019-10-15 03:21:04,174 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:04,174 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:04,174 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:04,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:21:04,327 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316037350] [2019-10-15 03:21:04,327 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:04,327 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 03:21:04,327 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030131483] [2019-10-15 03:21:04,328 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 03:21:04,328 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:04,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 03:21:04,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 03:21:04,329 INFO L87 Difference]: Start difference. First operand 210 states and 233 transitions. Second operand 6 states. [2019-10-15 03:21:04,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:04,516 INFO L93 Difference]: Finished difference Result 507 states and 578 transitions. [2019-10-15 03:21:04,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 03:21:04,517 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 78 [2019-10-15 03:21:04,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:04,521 INFO L225 Difference]: With dead ends: 507 [2019-10-15 03:21:04,521 INFO L226 Difference]: Without dead ends: 319 [2019-10-15 03:21:04,522 INFO L600 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 [2019-10-15 03:21:04,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2019-10-15 03:21:04,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 309. [2019-10-15 03:21:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2019-10-15 03:21:04,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 346 transitions. [2019-10-15 03:21:04,572 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 346 transitions. Word has length 78 [2019-10-15 03:21:04,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:04,572 INFO L462 AbstractCegarLoop]: Abstraction has 309 states and 346 transitions. [2019-10-15 03:21:04,572 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 03:21:04,573 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 346 transitions. [2019-10-15 03:21:04,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-10-15 03:21:04,574 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:04,575 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:04,575 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:04,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:04,575 INFO L82 PathProgramCache]: Analyzing trace with hash 72654061, now seen corresponding path program 1 times [2019-10-15 03:21:04,576 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:04,576 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787656687] [2019-10-15 03:21:04,576 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:04,576 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:04,576 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:04,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:04,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:21:04,750 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787656687] [2019-10-15 03:21:04,750 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:04,750 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-15 03:21:04,751 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901132860] [2019-10-15 03:21:04,751 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-15 03:21:04,751 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:04,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-15 03:21:04,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-15 03:21:04,752 INFO L87 Difference]: Start difference. First operand 309 states and 346 transitions. Second operand 10 states. [2019-10-15 03:21:05,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:05,034 INFO L93 Difference]: Finished difference Result 602 states and 677 transitions. [2019-10-15 03:21:05,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-15 03:21:05,034 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 81 [2019-10-15 03:21:05,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:05,037 INFO L225 Difference]: With dead ends: 602 [2019-10-15 03:21:05,037 INFO L226 Difference]: Without dead ends: 315 [2019-10-15 03:21:05,039 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-10-15 03:21:05,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2019-10-15 03:21:05,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 294. [2019-10-15 03:21:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2019-10-15 03:21:05,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 318 transitions. [2019-10-15 03:21:05,060 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 318 transitions. Word has length 81 [2019-10-15 03:21:05,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:05,061 INFO L462 AbstractCegarLoop]: Abstraction has 294 states and 318 transitions. [2019-10-15 03:21:05,061 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-15 03:21:05,061 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 318 transitions. [2019-10-15 03:21:05,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-10-15 03:21:05,063 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:05,063 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:05,063 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:05,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:05,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1808300905, now seen corresponding path program 1 times [2019-10-15 03:21:05,064 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:05,064 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258012324] [2019-10-15 03:21:05,064 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:05,064 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:05,064 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:05,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:21:05,304 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258012324] [2019-10-15 03:21:05,304 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:05,304 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2019-10-15 03:21:05,304 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057514509] [2019-10-15 03:21:05,305 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-15 03:21:05,305 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:05,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-15 03:21:05,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2019-10-15 03:21:05,306 INFO L87 Difference]: Start difference. First operand 294 states and 318 transitions. Second operand 14 states. [2019-10-15 03:21:05,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:05,659 INFO L93 Difference]: Finished difference Result 589 states and 655 transitions. [2019-10-15 03:21:05,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-15 03:21:05,660 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 81 [2019-10-15 03:21:05,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:05,663 INFO L225 Difference]: With dead ends: 589 [2019-10-15 03:21:05,663 INFO L226 Difference]: Without dead ends: 401 [2019-10-15 03:21:05,665 INFO L600 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 [2019-10-15 03:21:05,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2019-10-15 03:21:05,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 366. [2019-10-15 03:21:05,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2019-10-15 03:21:05,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 399 transitions. [2019-10-15 03:21:05,692 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 399 transitions. Word has length 81 [2019-10-15 03:21:05,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:05,693 INFO L462 AbstractCegarLoop]: Abstraction has 366 states and 399 transitions. [2019-10-15 03:21:05,693 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-15 03:21:05,693 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 399 transitions. [2019-10-15 03:21:05,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-10-15 03:21:05,696 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:05,696 INFO L380 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:05,697 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:05,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:05,697 INFO L82 PathProgramCache]: Analyzing trace with hash 1319606548, now seen corresponding path program 1 times [2019-10-15 03:21:05,697 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:05,698 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728689149] [2019-10-15 03:21:05,698 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:05,698 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:05,698 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:05,857 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-15 03:21:05,857 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728689149] [2019-10-15 03:21:05,858 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [471176314] [2019-10-15 03:21:05,858 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:21:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:06,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 843 conjuncts, 32 conjunts are in the unsatisfiable core [2019-10-15 03:21:06,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 03:21:06,250 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-15 03:21:06,250 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 03:21:06,497 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-15 03:21:06,498 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-15 03:21:06,562 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-15 03:21:06,656 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-15 03:21:06,674 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-15 03:21:06,808 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-15 03:21:06,809 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 03:21:06,809 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [7, 9] total 21 [2019-10-15 03:21:06,809 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362696860] [2019-10-15 03:21:06,810 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-15 03:21:06,810 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:06,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-15 03:21:06,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=357, Unknown=0, NotChecked=0, Total=420 [2019-10-15 03:21:06,811 INFO L87 Difference]: Start difference. First operand 366 states and 399 transitions. Second operand 9 states. [2019-10-15 03:21:07,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:07,449 INFO L93 Difference]: Finished difference Result 788 states and 879 transitions. [2019-10-15 03:21:07,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-15 03:21:07,449 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 119 [2019-10-15 03:21:07,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:07,450 INFO L225 Difference]: With dead ends: 788 [2019-10-15 03:21:07,451 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 03:21:07,453 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 228 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=92, Invalid=508, Unknown=0, NotChecked=0, Total=600 [2019-10-15 03:21:07,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 03:21:07,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 03:21:07,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 03:21:07,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 03:21:07,454 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 119 [2019-10-15 03:21:07,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:07,454 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 03:21:07,455 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-15 03:21:07,455 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 03:21:07,455 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 03:21:07,663 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:21:07,670 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 03:21:08,947 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 34 [2019-10-15 03:21:09,385 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 35 [2019-10-15 03:21:09,705 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 27 [2019-10-15 03:21:10,688 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 38 [2019-10-15 03:21:10,808 INFO L443 ceAbstractionStarter]: For program point L415(lines 415 419) no Hoare annotation was computed. [2019-10-15 03:21:10,808 INFO L443 ceAbstractionStarter]: For program point L409-2(lines 409 430) no Hoare annotation was computed. [2019-10-15 03:21:10,808 INFO L443 ceAbstractionStarter]: For program point L431(lines 408 432) no Hoare annotation was computed. [2019-10-15 03:21:10,808 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 384 439) no Hoare annotation was computed. [2019-10-15 03:21:10,809 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 384 439) no Hoare annotation was computed. [2019-10-15 03:21:10,809 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 476) no Hoare annotation was computed. [2019-10-15 03:21:10,809 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 440 499) no Hoare annotation was computed. [2019-10-15 03:21:10,809 INFO L443 ceAbstractionStarter]: For program point L466-2(lines 466 491) no Hoare annotation was computed. [2019-10-15 03:21:10,809 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 440 499) no Hoare annotation was computed. [2019-10-15 03:21:10,809 INFO L443 ceAbstractionStarter]: For program point L492(lines 465 493) no Hoare annotation was computed. [2019-10-15 03:21:10,809 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 440 499) no Hoare annotation was computed. [2019-10-15 03:21:10,809 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-15 03:21:10,810 INFO L443 ceAbstractionStarter]: For program point L485-1(line 485) no Hoare annotation was computed. [2019-10-15 03:21:10,810 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 315 321) the Hoare annotation is: true [2019-10-15 03:21:10,810 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 315 321) no Hoare annotation was computed. [2019-10-15 03:21:10,810 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 322 330) no Hoare annotation was computed. [2019-10-15 03:21:10,810 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 322 330) the Hoare annotation is: true [2019-10-15 03:21:10,811 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 229 251) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:10,811 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 229 251) no Hoare annotation was computed. [2019-10-15 03:21:10,811 INFO L439 ceAbstractionStarter]: At program point L241(line 241) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= main_~tmp~0 ~systemActive~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-15 03:21:10,811 INFO L439 ceAbstractionStarter]: At program point L241-1(line 241) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= main_~tmp~0 ~systemActive~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-15 03:21:10,811 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 246) no Hoare annotation was computed. [2019-10-15 03:21:10,811 INFO L443 ceAbstractionStarter]: For program point L239-1(lines 239 246) no Hoare annotation was computed. [2019-10-15 03:21:10,812 INFO L443 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2019-10-15 03:21:10,812 INFO L439 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:10,812 INFO L439 ceAbstractionStarter]: At program point L235(line 235) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:10,812 INFO L439 ceAbstractionStarter]: At program point L235-1(line 235) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:10,812 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-15 03:21:10,813 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-10-15 03:21:10,813 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 184 207) no Hoare annotation was computed. [2019-10-15 03:21:10,813 INFO L443 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2019-10-15 03:21:10,813 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-10-15 03:21:10,813 INFO L443 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-10-15 03:21:10,813 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 184 207) no Hoare annotation was computed. [2019-10-15 03:21:10,813 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 184 207) no Hoare annotation was computed. [2019-10-15 03:21:10,813 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-15 03:21:10,813 INFO L443 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-10-15 03:21:10,814 INFO L443 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2019-10-15 03:21:10,814 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-10-15 03:21:10,814 INFO L443 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2019-10-15 03:21:10,814 INFO L443 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2019-10-15 03:21:10,814 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-10-15 03:21:10,814 INFO L443 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2019-10-15 03:21:10,814 INFO L443 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2019-10-15 03:21:10,814 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 907 915) no Hoare annotation was computed. [2019-10-15 03:21:10,815 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 907 915) the Hoare annotation is: true [2019-10-15 03:21:10,815 INFO L443 ceAbstractionStarter]: For program point L978-1(line 978) no Hoare annotation was computed. [2019-10-15 03:21:10,815 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 971 989) the Hoare annotation is: true [2019-10-15 03:21:10,815 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 971 989) no Hoare annotation was computed. [2019-10-15 03:21:10,815 INFO L446 ceAbstractionStarter]: At program point L978(line 978) the Hoare annotation is: true [2019-10-15 03:21:10,815 INFO L443 ceAbstractionStarter]: For program point L946(line 946) no Hoare annotation was computed. [2019-10-15 03:21:10,815 INFO L443 ceAbstractionStarter]: For program point L946-1(line 946) no Hoare annotation was computed. [2019-10-15 03:21:10,815 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 916 951) no Hoare annotation was computed. [2019-10-15 03:21:10,816 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 916 951) no Hoare annotation was computed. [2019-10-15 03:21:10,816 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 308 314) no Hoare annotation was computed. [2019-10-15 03:21:10,816 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 308 314) the Hoare annotation is: true [2019-10-15 03:21:10,816 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 338 383) no Hoare annotation was computed. [2019-10-15 03:21:10,816 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 338 383) no Hoare annotation was computed. [2019-10-15 03:21:10,816 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 651 696) no Hoare annotation was computed. [2019-10-15 03:21:10,816 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 651 696) no Hoare annotation was computed. [2019-10-15 03:21:10,816 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 216 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:10,817 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 216 225) no Hoare annotation was computed. [2019-10-15 03:21:10,817 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 216 225) no Hoare annotation was computed. [2019-10-15 03:21:10,817 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 896 906) the Hoare annotation is: true [2019-10-15 03:21:10,817 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 896 906) no Hoare annotation was computed. [2019-10-15 03:21:10,817 INFO L446 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: true [2019-10-15 03:21:10,817 INFO L443 ceAbstractionStarter]: For program point L901-1(line 901) no Hoare annotation was computed. [2019-10-15 03:21:10,817 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 888 895) the Hoare annotation is: (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 1)) [2019-10-15 03:21:10,817 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 888 895) no Hoare annotation was computed. [2019-10-15 03:21:10,818 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2019-10-15 03:21:10,818 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2019-10-15 03:21:10,818 INFO L439 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-15 03:21:10,818 INFO L443 ceAbstractionStarter]: For program point L863(lines 863 871) no Hoare annotation was computed. [2019-10-15 03:21:10,818 INFO L439 ceAbstractionStarter]: At program point L861(line 861) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-15 03:21:10,819 INFO L443 ceAbstractionStarter]: For program point L861-1(line 861) no Hoare annotation was computed. [2019-10-15 03:21:10,819 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 876) no Hoare annotation was computed. [2019-10-15 03:21:10,819 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 855 879) no Hoare annotation was computed. [2019-10-15 03:21:10,819 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 855 879) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-15 03:21:10,819 INFO L439 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-15 03:21:10,819 INFO L443 ceAbstractionStarter]: For program point L874-1(lines 855 879) no Hoare annotation was computed. [2019-10-15 03:21:10,819 INFO L439 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-15 03:21:10,820 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 795 801) no Hoare annotation was computed. [2019-10-15 03:21:10,820 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 795 801) the Hoare annotation is: true [2019-10-15 03:21:10,820 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 699 764) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:10,820 INFO L439 ceAbstractionStarter]: At program point L731(line 731) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (< ~waterLevel~0 3))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0)))) [2019-10-15 03:21:10,820 INFO L443 ceAbstractionStarter]: For program point L729(lines 729 735) no Hoare annotation was computed. [2019-10-15 03:21:10,820 INFO L443 ceAbstractionStarter]: For program point L729-1(lines 729 735) no Hoare annotation was computed. [2019-10-15 03:21:10,821 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 699 764) no Hoare annotation was computed. [2019-10-15 03:21:10,821 INFO L439 ceAbstractionStarter]: At program point L754(lines 709 756) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (< ~waterLevel~0 3))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (not (= ~waterLevel~0 2)) .cse1 .cse2 (= ~pumpRunning~0 0)))) [2019-10-15 03:21:10,821 INFO L439 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (< ~waterLevel~0 3))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse1 (= ~pumpRunning~0 0)) .cse2) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-15 03:21:10,821 INFO L443 ceAbstractionStarter]: For program point L719(lines 719 725) no Hoare annotation was computed. [2019-10-15 03:21:10,821 INFO L443 ceAbstractionStarter]: For program point L719-1(lines 719 725) no Hoare annotation was computed. [2019-10-15 03:21:10,822 INFO L439 ceAbstractionStarter]: At program point L757(lines 708 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:10,822 INFO L439 ceAbstractionStarter]: At program point L747-2(lines 739 752) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (< ~waterLevel~0 3))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0)))) [2019-10-15 03:21:10,822 INFO L443 ceAbstractionStarter]: For program point L710(lines 709 756) no Hoare annotation was computed. [2019-10-15 03:21:10,822 INFO L439 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (< ~waterLevel~0 3))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0)))) [2019-10-15 03:21:10,822 INFO L443 ceAbstractionStarter]: For program point L739(lines 739 752) no Hoare annotation was computed. [2019-10-15 03:21:10,822 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 699 764) no Hoare annotation was computed. [2019-10-15 03:21:10,822 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 605 650) no Hoare annotation was computed. [2019-10-15 03:21:10,823 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 605 650) no Hoare annotation was computed. [2019-10-15 03:21:10,823 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2019-10-15 03:21:10,823 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2019-10-15 03:21:10,823 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2019-10-15 03:21:10,823 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2019-10-15 03:21:10,823 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 298 307) no Hoare annotation was computed. [2019-10-15 03:21:10,823 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 298 307) no Hoare annotation was computed. [2019-10-15 03:21:10,823 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 502 604) no Hoare annotation was computed. [2019-10-15 03:21:10,824 INFO L443 ceAbstractionStarter]: For program point L572(lines 550 573) no Hoare annotation was computed. [2019-10-15 03:21:10,824 INFO L443 ceAbstractionStarter]: For program point L531(lines 531 547) no Hoare annotation was computed. [2019-10-15 03:21:10,824 INFO L443 ceAbstractionStarter]: For program point L552(lines 551 571) no Hoare annotation was computed. [2019-10-15 03:21:10,824 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-15 03:21:10,824 INFO L443 ceAbstractionStarter]: For program point L583-1(line 583) no Hoare annotation was computed. [2019-10-15 03:21:10,824 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 502 604) no Hoare annotation was computed. [2019-10-15 03:21:10,824 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 589) no Hoare annotation was computed. [2019-10-15 03:21:10,824 INFO L443 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2019-10-15 03:21:10,825 INFO L443 ceAbstractionStarter]: For program point L567-1(line 567) no Hoare annotation was computed. [2019-10-15 03:21:10,825 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 502 604) no Hoare annotation was computed. [2019-10-15 03:21:10,825 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 530) no Hoare annotation was computed. [2019-10-15 03:21:10,825 INFO L443 ceAbstractionStarter]: For program point L551-2(lines 551 571) no Hoare annotation was computed. [2019-10-15 03:21:10,825 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (or (< ~waterLevel~0 3) (<= 3 |old(~waterLevel~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2019-10-15 03:21:10,825 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:21:10,825 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 880 887) no Hoare annotation was computed. [2019-10-15 03:21:10,825 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 880 887) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:10,826 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2019-10-15 03:21:10,826 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2019-10-15 03:21:10,826 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 952 970) no Hoare annotation was computed. [2019-10-15 03:21:10,826 INFO L446 ceAbstractionStarter]: At program point L959(line 959) the Hoare annotation is: true [2019-10-15 03:21:10,826 INFO L443 ceAbstractionStarter]: For program point L959-1(line 959) no Hoare annotation was computed. [2019-10-15 03:21:10,826 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 952 970) the Hoare annotation is: true [2019-10-15 03:21:10,826 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: true [2019-10-15 03:21:10,826 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2019-10-15 03:21:10,827 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:21:10,827 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 03:21:10,827 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2019-10-15 03:21:10,827 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2019-10-15 03:21:10,827 INFO L439 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (let ((.cse1 (not (< |old(~waterLevel~0)| 3))) (.cse3 (< ~waterLevel~0 2)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (and (< ~waterLevel~0 3) (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2) (or .cse1 (or (not (= 1 |old(~pumpRunning~0)|)) .cse2) (and (= ~pumpRunning~0 1) .cse3)) (or (not (< |old(~waterLevel~0)| 2)) .cse0 .cse2 .cse3) (or .cse0 .cse2 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))))) [2019-10-15 03:21:10,827 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 771 794) the Hoare annotation is: (let ((.cse6 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (< |old(~waterLevel~0)| 2))) (.cse1 (< ~waterLevel~0 2)) (.cse5 (not (< |old(~waterLevel~0)| 3))) (.cse3 (< ~waterLevel~0 3)) (.cse2 (or (not (= 1 |old(~pumpRunning~0)|)) .cse6)) (.cse4 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or (and .cse3 (= ~pumpRunning~0 0)) .cse4 .cse5 .cse6) (or .cse0 .cse4 .cse6 .cse1) (or .cse5 (and .cse3 (= ~pumpRunning~0 1)) .cse2) (or .cse4 .cse6 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1)))))) [2019-10-15 03:21:10,828 INFO L439 ceAbstractionStarter]: At program point L782(lines 782 788) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (< |old(~waterLevel~0)| 3))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (< ~waterLevel~0 2)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 .cse2) (or (not (= 1 |old(~pumpRunning~0)|)) .cse3) (and .cse4 .cse2)) (let ((.cse5 (< ~waterLevel~0 3))) (or (and (not (= ~waterLevel~0 2)) .cse5 .cse1) .cse6 .cse0 .cse3 (and .cse5 .cse4))) (or (not (< |old(~waterLevel~0)| 2)) .cse6 .cse2 .cse3) (or .cse6 (= 1 ~waterLevel~0) .cse3 (not (= |old(~waterLevel~0)| 1))))) [2019-10-15 03:21:10,828 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 771 794) no Hoare annotation was computed. [2019-10-15 03:21:10,828 INFO L439 ceAbstractionStarter]: At program point L777(line 777) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse0 (or (not (= 1 |old(~pumpRunning~0)|)) .cse2)) (.cse1 (not (< |old(~waterLevel~0)| 3)))) (and (or (not (< |old(~waterLevel~0)| 2)) (< ~waterLevel~0 2) .cse0) (or .cse1 (and (< ~waterLevel~0 3) (= ~pumpRunning~0 1)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse2)))) [2019-10-15 03:21:10,828 INFO L443 ceAbstractionStarter]: For program point L775(lines 774 793) no Hoare annotation was computed. [2019-10-15 03:21:10,828 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 771 794) no Hoare annotation was computed. [2019-10-15 03:21:10,829 INFO L446 ceAbstractionStarter]: At program point L163-2(lines 163 177) the Hoare annotation is: true [2019-10-15 03:21:10,829 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 153 182) no Hoare annotation was computed. [2019-10-15 03:21:10,829 INFO L446 ceAbstractionStarter]: At program point L159(line 159) the Hoare annotation is: true [2019-10-15 03:21:10,829 INFO L443 ceAbstractionStarter]: For program point L159-1(line 159) no Hoare annotation was computed. [2019-10-15 03:21:10,829 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 153 182) the Hoare annotation is: true [2019-10-15 03:21:10,829 INFO L446 ceAbstractionStarter]: At program point L178(lines 153 182) the Hoare annotation is: true [2019-10-15 03:21:10,829 INFO L443 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2019-10-15 03:21:10,829 INFO L443 ceAbstractionStarter]: For program point L167(lines 167 171) no Hoare annotation was computed. [2019-10-15 03:21:10,830 INFO L446 ceAbstractionStarter]: At program point L167-1(lines 167 171) the Hoare annotation is: true [2019-10-15 03:21:10,830 INFO L439 ceAbstractionStarter]: At program point L286(line 286) the Hoare annotation is: (let ((.cse0 (not (< ~waterLevel~0 3))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= ~waterLevel~0 2) (not (= 0 ~pumpRunning~0)) .cse0 .cse1) (or .cse0 (not (= 1 ~pumpRunning~0)) .cse1))) [2019-10-15 03:21:10,830 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 263 295) no Hoare annotation was computed. [2019-10-15 03:21:10,830 INFO L443 ceAbstractionStarter]: For program point L282(lines 282 288) no Hoare annotation was computed. [2019-10-15 03:21:10,830 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 263 295) the Hoare annotation is: true [2019-10-15 03:21:10,830 INFO L439 ceAbstractionStarter]: At program point L280(line 280) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~waterLevel~0 2) (not (= 0 ~pumpRunning~0)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 ~pumpRunning~0)) .cse0))) [2019-10-15 03:21:10,831 INFO L443 ceAbstractionStarter]: For program point L280-1(line 280) no Hoare annotation was computed. [2019-10-15 03:21:10,831 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 291) no Hoare annotation was computed. [2019-10-15 03:21:10,831 INFO L443 ceAbstractionStarter]: For program point L278-1(lines 263 295) no Hoare annotation was computed. [2019-10-15 03:21:10,831 INFO L446 ceAbstractionStarter]: At program point L276(line 276) the Hoare annotation is: true [2019-10-15 03:21:10,831 INFO L443 ceAbstractionStarter]: For program point L276-1(line 276) no Hoare annotation was computed. [2019-10-15 03:21:10,831 INFO L443 ceAbstractionStarter]: For program point L272(lines 272 292) no Hoare annotation was computed. [2019-10-15 03:21:10,831 INFO L446 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: true [2019-10-15 03:21:10,831 INFO L443 ceAbstractionStarter]: For program point L270-1(line 270) no Hoare annotation was computed. [2019-10-15 03:21:10,832 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (let ((.cse0 (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0))))) (and (or (not (< |old(~waterLevel~0)| 2)) .cse0 (< ~waterLevel~0 2)) (or .cse0 (not (< |old(~waterLevel~0)| 3)) (< ~waterLevel~0 3)))) [2019-10-15 03:21:10,832 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2019-10-15 03:21:10,832 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 208 214) no Hoare annotation was computed. [2019-10-15 03:21:10,832 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 208 214) the Hoare annotation is: true [2019-10-15 03:21:10,832 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:21:10,832 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-15 03:21:10,832 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 03:21:10,833 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 03:21:10,833 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 990 997) no Hoare annotation was computed. [2019-10-15 03:21:10,833 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 990 997) the Hoare annotation is: (let ((.cse1 (not (< ~waterLevel~0 3))) (.cse0 (= 1 ~systemActive~0)) (.cse2 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1 .cse2) (or .cse1 .cse0 (or (not (= 1 ~pumpRunning~0)) .cse2)))) [2019-10-15 03:21:10,833 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 803 827) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-15 03:21:10,833 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 803 827) no Hoare annotation was computed. [2019-10-15 03:21:10,833 INFO L439 ceAbstractionStarter]: At program point L822(line 822) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-15 03:21:10,834 INFO L443 ceAbstractionStarter]: For program point L822-1(lines 803 827) no Hoare annotation was computed. [2019-10-15 03:21:10,834 INFO L439 ceAbstractionStarter]: At program point L817(line 817) 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)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-15 03:21:10,834 INFO L439 ceAbstractionStarter]: At program point L813(line 813) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0 (and (or (not (= ~waterLevel~0 2)) (= 1 processEnvironment__wrappee__highWaterSensor_~tmp~6)) (= ~pumpRunning~0 0))) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-15 03:21:10,834 INFO L443 ceAbstractionStarter]: For program point L811(lines 811 819) no Hoare annotation was computed. [2019-10-15 03:21:10,834 INFO L439 ceAbstractionStarter]: At program point L809(line 809) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-15 03:21:10,835 INFO L443 ceAbstractionStarter]: For program point L809-1(line 809) no Hoare annotation was computed. [2019-10-15 03:21:10,835 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 824) no Hoare annotation was computed. [2019-10-15 03:21:10,835 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2019-10-15 03:21:10,835 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse6 (not (= ~systemActive~0 1)))) (let ((.cse1 (< ~waterLevel~0 3)) (.cse0 (not (< |old(~waterLevel~0)| 3))) (.cse3 (or (not (= 0 ~pumpRunning~0)) .cse6)) (.cse4 (not (< |old(~waterLevel~0)| 2))) (.cse5 (< ~waterLevel~0 2)) (.cse2 (or (not (= 1 ~pumpRunning~0)) .cse6))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse0 .cse3) (or .cse4 .cse5 .cse3) (or .cse4 .cse5 .cse2)))) [2019-10-15 03:21:10,835 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2019-10-15 03:21:10,835 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 253 260) the Hoare annotation is: true [2019-10-15 03:21:10,836 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 253 260) no Hoare annotation was computed. [2019-10-15 03:21:10,836 INFO L443 ceAbstractionStarter]: For program point L833(lines 833 850) no Hoare annotation was computed. [2019-10-15 03:21:10,836 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 829 853) no Hoare annotation was computed. [2019-10-15 03:21:10,836 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 829 853) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-15 03:21:10,836 INFO L439 ceAbstractionStarter]: At program point L848(line 848) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-15 03:21:10,836 INFO L443 ceAbstractionStarter]: For program point L848-1(lines 829 853) no Hoare annotation was computed. [2019-10-15 03:21:10,837 INFO L439 ceAbstractionStarter]: At program point L843(line 843) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-15 03:21:10,837 INFO L439 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-15 03:21:10,837 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 845) no Hoare annotation was computed. [2019-10-15 03:21:10,837 INFO L439 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (< ~waterLevel~0 2)) (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-15 03:21:10,837 INFO L443 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2019-10-15 03:21:10,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 03:21:10 BoogieIcfgContainer [2019-10-15 03:21:10,852 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 03:21:10,854 INFO L168 Benchmark]: Toolchain (without parser) took 11334.67 ms. Allocated memory was 138.9 MB in the beginning and 372.2 MB in the end (delta: 233.3 MB). Free memory was 102.8 MB in the beginning and 141.9 MB in the end (delta: -39.1 MB). Peak memory consumption was 202.1 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:10,855 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 122.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 03:21:10,856 INFO L168 Benchmark]: CACSL2BoogieTranslator took 794.38 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.6 MB in the beginning and 170.0 MB in the end (delta: -67.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:10,857 INFO L168 Benchmark]: Boogie Preprocessor took 89.76 ms. Allocated memory is still 203.4 MB. Free memory was 170.0 MB in the beginning and 165.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:10,858 INFO L168 Benchmark]: RCFGBuilder took 1698.08 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 165.2 MB in the beginning and 143.4 MB in the end (delta: 21.9 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:10,859 INFO L168 Benchmark]: TraceAbstraction took 8748.15 ms. Allocated memory was 236.5 MB in the beginning and 372.2 MB in the end (delta: 135.8 MB). Free memory was 143.4 MB in the beginning and 141.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 145.2 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:10,863 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 122.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 794.38 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.6 MB in the beginning and 170.0 MB in the end (delta: -67.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.76 ms. Allocated memory is still 203.4 MB. Free memory was 170.0 MB in the beginning and 165.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1698.08 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 165.2 MB in the beginning and 143.4 MB in the end (delta: 21.9 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 8748.15 ms. Allocated memory was 236.5 MB in the beginning and 372.2 MB in the end (delta: 135.8 MB). Free memory was 143.4 MB in the beginning and 141.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 145.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 257]: 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: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || (((1 == systemActive && 0 == splverifierCounter) && waterLevel < 3) && pumpRunning == 1)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || ((((1 == systemActive && !(waterLevel == 2)) && 0 == splverifierCounter) && waterLevel < 3) && pumpRunning == 0) - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 199 locations, 1 error locations. Result: SAFE, OverallTime: 8.6s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.1s, HoareTripleCheckerStatistics: 1212 SDtfs, 913 SDslu, 3929 SDs, 0 SdLazy, 1013 SolverSat, 368 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 336 GetRequests, 260 SyntacticMatches, 2 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=366occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 83 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 941 PreInvPairs, 994 NumberOfFragments, 1463 HoareAnnotationTreeSize, 941 FomulaSimplifications, 1646 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 69 FomulaSimplificationsInter, 6963 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 692 NumberOfCodeBlocks, 692 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 801 ConstructedInterpolants, 0 QuantifiedInterpolants, 138963 SizeOfPredicates, 7 NumberOfNonLiveVariables, 843 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 74/80 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...