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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:21:43,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:21:43,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:21:43,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:21:43,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:21:43,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:21:43,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:21:43,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:21:43,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:21:43,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:21:43,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:21:43,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:21:43,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:21:43,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:21:43,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:21:43,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:21:43,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:21:43,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:21:43,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:21:43,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:21:43,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:21:43,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:21:43,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:21:43,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:21:43,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:21:43,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:21:43,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:21:43,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:21:43,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:21:44,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:21:44,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:21:44,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:21:44,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:21:44,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:21:44,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:21:44,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:21:44,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:21:44,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:21:44,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:21:44,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:21:44,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:21:44,012 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 [2019-10-13 21:21:44,037 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:21:44,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:21:44,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:21:44,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:21:44,041 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:21:44,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:21:44,041 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:21:44,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:21:44,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:21:44,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:21:44,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:21:44,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:21:44,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:21:44,044 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:21:44,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:21:44,044 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:21:44,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:21:44,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:21:44,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:21:44,045 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:21:44,046 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:21:44,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:44,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:21:44,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:21:44,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:21:44,047 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:21:44,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:21:44,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:21:44,047 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:21:44,307 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:21:44,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:21:44,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:21:44,328 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:21:44,328 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:21:44,329 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2019-10-13 21:21:44,410 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa2656867/cfd7bc5007804bd49edceb4da1f12c0d/FLAGc6859f0e0 [2019-10-13 21:21:45,001 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:21:45,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2019-10-13 21:21:45,015 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa2656867/cfd7bc5007804bd49edceb4da1f12c0d/FLAGc6859f0e0 [2019-10-13 21:21:45,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa2656867/cfd7bc5007804bd49edceb4da1f12c0d [2019-10-13 21:21:45,278 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:21:45,280 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:21:45,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:45,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:21:45,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:21:45,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:45" (1/1) ... [2019-10-13 21:21:45,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d46bbee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:45, skipping insertion in model container [2019-10-13 21:21:45,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:45" (1/1) ... [2019-10-13 21:21:45,303 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:21:45,377 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:21:45,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:45,881 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:21:45,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:46,037 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:21:46,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:46 WrapperNode [2019-10-13 21:21:46,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:46,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:21:46,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:21:46,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:21:46,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:46" (1/1) ... [2019-10-13 21:21:46,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:46" (1/1) ... [2019-10-13 21:21:46,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:46" (1/1) ... [2019-10-13 21:21:46,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:46" (1/1) ... [2019-10-13 21:21:46,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:46" (1/1) ... [2019-10-13 21:21:46,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:46" (1/1) ... [2019-10-13 21:21:46,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:46" (1/1) ... [2019-10-13 21:21:46,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:21:46,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:21:46,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:21:46,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:21:46,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:46" (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 [2019-10-13 21:21:46,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:21:46,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:21:46,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:46,208 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:21:46,208 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:21:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:21:46,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:21:46,210 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:21:46,210 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:21:46,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:46,211 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:21:46,211 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:21:46,212 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:21:46,213 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-13 21:21:46,213 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:21:46,214 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:21:46,216 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:21:46,217 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:21:46,217 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:21:46,217 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:21:46,217 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:21:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:21:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:21:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:21:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:21:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:21:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:21:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:21:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:21:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:21:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:21:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:21:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:21:46,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:21:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:21:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:21:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:21:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:21:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:21:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:21:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:21:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:21:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:21:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:21:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:21:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:21:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:21:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:21:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:21:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:21:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:21:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:21:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:21:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:21:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:21:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-13 21:21:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:21:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:21:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:21:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:21:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:21:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:21:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:21:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:21:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:21:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:21:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:21:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:21:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:21:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:21:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:21:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:21:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:21:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:21:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:21:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:21:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:21:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:21:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:21:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:21:47,355 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:21:47,356 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:21:47,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:47 BoogieIcfgContainer [2019-10-13 21:21:47,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:21:47,359 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:21:47,359 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:21:47,362 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:21:47,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:21:45" (1/3) ... [2019-10-13 21:21:47,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c01fdde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:47, skipping insertion in model container [2019-10-13 21:21:47,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:46" (2/3) ... [2019-10-13 21:21:47,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c01fdde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:47, skipping insertion in model container [2019-10-13 21:21:47,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:47" (3/3) ... [2019-10-13 21:21:47,366 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product12.cil.c [2019-10-13 21:21:47,377 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:21:47,388 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:21:47,400 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:21:47,432 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:21:47,432 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:21:47,433 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:21:47,433 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:21:47,433 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:21:47,433 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:21:47,433 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:21:47,433 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:21:47,456 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2019-10-13 21:21:47,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:21:47,466 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:47,467 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] [2019-10-13 21:21:47,469 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:47,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:47,475 INFO L82 PathProgramCache]: Analyzing trace with hash 1570984683, now seen corresponding path program 1 times [2019-10-13 21:21:47,486 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:47,486 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133441935] [2019-10-13 21:21:47,486 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:47,487 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:47,487 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:47,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:47,808 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133441935] [2019-10-13 21:21:47,808 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:47,809 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:21:47,809 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063325480] [2019-10-13 21:21:47,818 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:21:47,820 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:47,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:21:47,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:47,838 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2019-10-13 21:21:47,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:47,902 INFO L93 Difference]: Finished difference Result 188 states and 233 transitions. [2019-10-13 21:21:47,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:21:47,908 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:21:47,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:47,927 INFO L225 Difference]: With dead ends: 188 [2019-10-13 21:21:47,928 INFO L226 Difference]: Without dead ends: 94 [2019-10-13 21:21:47,934 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 [2019-10-13 21:21:47,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2019-10-13 21:21:48,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2019-10-13 21:21:48,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-10-13 21:21:48,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2019-10-13 21:21:48,042 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 46 [2019-10-13 21:21:48,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:48,043 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2019-10-13 21:21:48,043 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:21:48,044 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2019-10-13 21:21:48,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:21:48,051 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:48,051 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] [2019-10-13 21:21:48,053 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:48,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:48,054 INFO L82 PathProgramCache]: Analyzing trace with hash 492897412, now seen corresponding path program 1 times [2019-10-13 21:21:48,055 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:48,055 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296518040] [2019-10-13 21:21:48,056 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:48,056 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:48,056 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:48,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:48,250 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296518040] [2019-10-13 21:21:48,250 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:48,251 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:21:48,251 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978393018] [2019-10-13 21:21:48,253 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:21:48,254 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:48,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:21:48,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:48,255 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 3 states. [2019-10-13 21:21:48,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:48,286 INFO L93 Difference]: Finished difference Result 124 states and 141 transitions. [2019-10-13 21:21:48,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:21:48,287 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:21:48,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:48,292 INFO L225 Difference]: With dead ends: 124 [2019-10-13 21:21:48,292 INFO L226 Difference]: Without dead ends: 85 [2019-10-13 21:21:48,294 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 [2019-10-13 21:21:48,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-10-13 21:21:48,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2019-10-13 21:21:48,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-10-13 21:21:48,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 96 transitions. [2019-10-13 21:21:48,313 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 96 transitions. Word has length 47 [2019-10-13 21:21:48,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:48,313 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 96 transitions. [2019-10-13 21:21:48,313 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:21:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2019-10-13 21:21:48,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:21:48,323 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:48,323 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] [2019-10-13 21:21:48,323 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:48,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:48,324 INFO L82 PathProgramCache]: Analyzing trace with hash -1711482820, now seen corresponding path program 1 times [2019-10-13 21:21:48,324 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:48,324 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956048532] [2019-10-13 21:21:48,324 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:48,324 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:48,325 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:48,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:48,483 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956048532] [2019-10-13 21:21:48,483 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:48,483 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:21:48,483 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670817074] [2019-10-13 21:21:48,484 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:21:48,484 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:48,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:21:48,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:21:48,485 INFO L87 Difference]: Start difference. First operand 85 states and 96 transitions. Second operand 7 states. [2019-10-13 21:21:48,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:48,861 INFO L93 Difference]: Finished difference Result 257 states and 308 transitions. [2019-10-13 21:21:48,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:21:48,862 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-10-13 21:21:48,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:48,867 INFO L225 Difference]: With dead ends: 257 [2019-10-13 21:21:48,867 INFO L226 Difference]: Without dead ends: 196 [2019-10-13 21:21:48,869 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 [2019-10-13 21:21:48,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2019-10-13 21:21:48,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 172. [2019-10-13 21:21:48,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2019-10-13 21:21:48,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 204 transitions. [2019-10-13 21:21:48,922 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 204 transitions. Word has length 52 [2019-10-13 21:21:48,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:48,922 INFO L462 AbstractCegarLoop]: Abstraction has 172 states and 204 transitions. [2019-10-13 21:21:48,923 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:21:48,923 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 204 transitions. [2019-10-13 21:21:48,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-13 21:21:48,925 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:48,925 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] [2019-10-13 21:21:48,925 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:48,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:48,926 INFO L82 PathProgramCache]: Analyzing trace with hash -1961603229, now seen corresponding path program 1 times [2019-10-13 21:21:48,926 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:48,927 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756394788] [2019-10-13 21:21:48,927 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:48,927 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:48,927 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:48,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:49,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:49,150 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756394788] [2019-10-13 21:21:49,150 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:49,151 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:21:49,151 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584174315] [2019-10-13 21:21:49,151 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:21:49,152 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:49,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:21:49,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:49,152 INFO L87 Difference]: Start difference. First operand 172 states and 204 transitions. Second operand 10 states. [2019-10-13 21:21:49,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:49,638 INFO L93 Difference]: Finished difference Result 568 states and 735 transitions. [2019-10-13 21:21:49,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 21:21:49,641 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 55 [2019-10-13 21:21:49,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:49,650 INFO L225 Difference]: With dead ends: 568 [2019-10-13 21:21:49,650 INFO L226 Difference]: Without dead ends: 420 [2019-10-13 21:21:49,655 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-13 21:21:49,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2019-10-13 21:21:49,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 408. [2019-10-13 21:21:49,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2019-10-13 21:21:49,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 502 transitions. [2019-10-13 21:21:49,724 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 502 transitions. Word has length 55 [2019-10-13 21:21:49,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:49,725 INFO L462 AbstractCegarLoop]: Abstraction has 408 states and 502 transitions. [2019-10-13 21:21:49,726 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:21:49,726 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 502 transitions. [2019-10-13 21:21:49,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 21:21:49,730 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:49,730 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] [2019-10-13 21:21:49,730 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:49,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:49,731 INFO L82 PathProgramCache]: Analyzing trace with hash 43544445, now seen corresponding path program 1 times [2019-10-13 21:21:49,731 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:49,733 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192282755] [2019-10-13 21:21:49,733 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:49,734 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:49,734 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:49,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:49,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:49,825 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192282755] [2019-10-13 21:21:49,826 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:49,826 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:21:49,826 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661999346] [2019-10-13 21:21:49,828 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:21:49,828 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:49,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:21:49,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:49,829 INFO L87 Difference]: Start difference. First operand 408 states and 502 transitions. Second operand 3 states. [2019-10-13 21:21:49,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:49,865 INFO L93 Difference]: Finished difference Result 750 states and 937 transitions. [2019-10-13 21:21:49,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:21:49,866 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2019-10-13 21:21:49,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:49,870 INFO L225 Difference]: With dead ends: 750 [2019-10-13 21:21:49,870 INFO L226 Difference]: Without dead ends: 366 [2019-10-13 21:21:49,874 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:49,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2019-10-13 21:21:49,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 366. [2019-10-13 21:21:49,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2019-10-13 21:21:49,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 428 transitions. [2019-10-13 21:21:49,906 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 428 transitions. Word has length 59 [2019-10-13 21:21:49,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:49,908 INFO L462 AbstractCegarLoop]: Abstraction has 366 states and 428 transitions. [2019-10-13 21:21:49,908 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:21:49,908 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 428 transitions. [2019-10-13 21:21:49,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-13 21:21:49,910 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:49,911 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:49,911 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:49,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:49,911 INFO L82 PathProgramCache]: Analyzing trace with hash -1431905770, now seen corresponding path program 1 times [2019-10-13 21:21:49,912 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:49,912 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327923918] [2019-10-13 21:21:49,912 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:49,912 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:49,912 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:50,040 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-10-13 21:21:50,040 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327923918] [2019-10-13 21:21:50,041 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:50,041 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:21:50,042 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590829225] [2019-10-13 21:21:50,043 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:21:50,043 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:50,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:21:50,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:21:50,044 INFO L87 Difference]: Start difference. First operand 366 states and 428 transitions. Second operand 7 states. [2019-10-13 21:21:50,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:50,360 INFO L93 Difference]: Finished difference Result 372 states and 434 transitions. [2019-10-13 21:21:50,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:21:50,361 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2019-10-13 21:21:50,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:50,361 INFO L225 Difference]: With dead ends: 372 [2019-10-13 21:21:50,362 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:21:50,363 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 21:21:50,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:21:50,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:21:50,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:21:50,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:21:50,364 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2019-10-13 21:21:50,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:50,364 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:21:50,364 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:21:50,364 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:21:50,365 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:21:50,369 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:21:51,157 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 20 [2019-10-13 21:21:51,395 INFO L443 ceAbstractionStarter]: For program point L595(lines 595 599) no Hoare annotation was computed. [2019-10-13 21:21:51,395 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 564 619) no Hoare annotation was computed. [2019-10-13 21:21:51,395 INFO L443 ceAbstractionStarter]: For program point L595-1(lines 595 599) no Hoare annotation was computed. [2019-10-13 21:21:51,395 INFO L443 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2019-10-13 21:21:51,395 INFO L443 ceAbstractionStarter]: For program point L589-2(lines 589 610) no Hoare annotation was computed. [2019-10-13 21:21:51,395 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 564 619) no Hoare annotation was computed. [2019-10-13 21:21:51,396 INFO L443 ceAbstractionStarter]: For program point L611(lines 588 612) no Hoare annotation was computed. [2019-10-13 21:21:51,396 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 564 619) no Hoare annotation was computed. [2019-10-13 21:21:51,396 INFO L443 ceAbstractionStarter]: For program point L672(lines 645 673) no Hoare annotation was computed. [2019-10-13 21:21:51,396 INFO L443 ceAbstractionStarter]: For program point L665(line 665) no Hoare annotation was computed. [2019-10-13 21:21:51,396 INFO L443 ceAbstractionStarter]: For program point L665-1(line 665) no Hoare annotation was computed. [2019-10-13 21:21:51,396 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 620 679) no Hoare annotation was computed. [2019-10-13 21:21:51,396 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 620 679) no Hoare annotation was computed. [2019-10-13 21:21:51,396 INFO L443 ceAbstractionStarter]: For program point L652(lines 652 656) no Hoare annotation was computed. [2019-10-13 21:21:51,397 INFO L443 ceAbstractionStarter]: For program point L652-1(lines 652 656) no Hoare annotation was computed. [2019-10-13 21:21:51,397 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 620 679) no Hoare annotation was computed. [2019-10-13 21:21:51,397 INFO L443 ceAbstractionStarter]: For program point L647(line 647) no Hoare annotation was computed. [2019-10-13 21:21:51,397 INFO L443 ceAbstractionStarter]: For program point L646-2(lines 646 671) no Hoare annotation was computed. [2019-10-13 21:21:51,397 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 399 405) the Hoare annotation is: true [2019-10-13 21:21:51,397 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 399 405) no Hoare annotation was computed. [2019-10-13 21:21:51,398 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 406 414) no Hoare annotation was computed. [2019-10-13 21:21:51,398 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 406 414) the Hoare annotation is: true [2019-10-13 21:21:51,398 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 406 414) no Hoare annotation was computed. [2019-10-13 21:21:51,398 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 128 152) the Hoare annotation is: true [2019-10-13 21:21:51,398 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 128 152) no Hoare annotation was computed. [2019-10-13 21:21:51,399 INFO L439 ceAbstractionStarter]: At program point L142(line 142) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 21:21:51,399 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 146) no Hoare annotation was computed. [2019-10-13 21:21:51,400 INFO L439 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0)) [2019-10-13 21:21:51,400 INFO L443 ceAbstractionStarter]: For program point L138-1(line 138) no Hoare annotation was computed. [2019-10-13 21:21:51,401 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 149) no Hoare annotation was computed. [2019-10-13 21:21:51,401 INFO L443 ceAbstractionStarter]: For program point L136-1(lines 128 152) no Hoare annotation was computed. [2019-10-13 21:21:51,401 INFO L446 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: true [2019-10-13 21:21:51,401 INFO L443 ceAbstractionStarter]: For program point L134-1(line 134) no Hoare annotation was computed. [2019-10-13 21:21:51,401 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,402 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2019-10-13 21:21:51,402 INFO L439 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,402 INFO L439 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,402 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2019-10-13 21:21:51,402 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2019-10-13 21:21:51,402 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-13 21:21:51,403 INFO L439 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,404 INFO L439 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,405 INFO L439 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,406 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2019-10-13 21:21:51,406 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 447 470) no Hoare annotation was computed. [2019-10-13 21:21:51,406 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 447 470) no Hoare annotation was computed. [2019-10-13 21:21:51,406 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 447 470) no Hoare annotation was computed. [2019-10-13 21:21:51,406 INFO L443 ceAbstractionStarter]: For program point L465(line 465) no Hoare annotation was computed. [2019-10-13 21:21:51,406 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-10-13 21:21:51,406 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-10-13 21:21:51,408 INFO L443 ceAbstractionStarter]: For program point L462(line 462) no Hoare annotation was computed. [2019-10-13 21:21:51,408 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-10-13 21:21:51,409 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-10-13 21:21:51,409 INFO L443 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2019-10-13 21:21:51,409 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-13 21:21:51,409 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-13 21:21:51,409 INFO L443 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2019-10-13 21:21:51,409 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-13 21:21:51,409 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-13 21:21:51,410 INFO L443 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2019-10-13 21:21:51,410 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-13 21:21:51,410 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 354 368) no Hoare annotation was computed. [2019-10-13 21:21:51,410 INFO L439 ceAbstractionStarter]: At program point L360(line 360) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:21:51,410 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 364) no Hoare annotation was computed. [2019-10-13 21:21:51,410 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 354 368) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:21:51,410 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 354 368) no Hoare annotation was computed. [2019-10-13 21:21:51,411 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 264 271) no Hoare annotation was computed. [2019-10-13 21:21:51,411 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 264 271) no Hoare annotation was computed. [2019-10-13 21:21:51,411 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 264 271) no Hoare annotation was computed. [2019-10-13 21:21:51,411 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 309 317) no Hoare annotation was computed. [2019-10-13 21:21:51,411 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 309 317) the Hoare annotation is: true [2019-10-13 21:21:51,411 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 309 317) no Hoare annotation was computed. [2019-10-13 21:21:51,411 INFO L443 ceAbstractionStarter]: For program point L348(line 348) no Hoare annotation was computed. [2019-10-13 21:21:51,411 INFO L443 ceAbstractionStarter]: For program point L348-1(line 348) no Hoare annotation was computed. [2019-10-13 21:21:51,411 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 345) no Hoare annotation was computed. [2019-10-13 21:21:51,412 INFO L443 ceAbstractionStarter]: For program point L337-2(lines 337 345) no Hoare annotation was computed. [2019-10-13 21:21:51,412 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 318 353) no Hoare annotation was computed. [2019-10-13 21:21:51,412 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 318 353) no Hoare annotation was computed. [2019-10-13 21:21:51,412 INFO L443 ceAbstractionStarter]: For program point L325(lines 325 333) no Hoare annotation was computed. [2019-10-13 21:21:51,412 INFO L443 ceAbstractionStarter]: For program point L325-2(lines 325 333) no Hoare annotation was computed. [2019-10-13 21:21:51,412 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 318 353) no Hoare annotation was computed. [2019-10-13 21:21:51,412 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 392 398) no Hoare annotation was computed. [2019-10-13 21:21:51,412 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 392 398) the Hoare annotation is: true [2019-10-13 21:21:51,412 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 518 563) no Hoare annotation was computed. [2019-10-13 21:21:51,413 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 518 563) no Hoare annotation was computed. [2019-10-13 21:21:51,413 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 518 563) no Hoare annotation was computed. [2019-10-13 21:21:51,413 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 831 876) no Hoare annotation was computed. [2019-10-13 21:21:51,413 INFO L443 ceAbstractionStarter]: For program point L851(lines 851 858) no Hoare annotation was computed. [2019-10-13 21:21:51,413 INFO L443 ceAbstractionStarter]: For program point L845(lines 845 865) no Hoare annotation was computed. [2019-10-13 21:21:51,413 INFO L443 ceAbstractionStarter]: For program point L845-1(lines 845 865) no Hoare annotation was computed. [2019-10-13 21:21:51,413 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 831 876) no Hoare annotation was computed. [2019-10-13 21:21:51,413 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 831 876) no Hoare annotation was computed. [2019-10-13 21:21:51,413 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 478 487) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,414 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 478 487) no Hoare annotation was computed. [2019-10-13 21:21:51,414 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 478 487) no Hoare annotation was computed. [2019-10-13 21:21:51,414 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 298 308) no Hoare annotation was computed. [2019-10-13 21:21:51,414 INFO L443 ceAbstractionStarter]: For program point L303(line 303) no Hoare annotation was computed. [2019-10-13 21:21:51,414 INFO L443 ceAbstractionStarter]: For program point L303-1(line 303) no Hoare annotation was computed. [2019-10-13 21:21:51,414 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 298 308) no Hoare annotation was computed. [2019-10-13 21:21:51,414 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 298 308) no Hoare annotation was computed. [2019-10-13 21:21:51,415 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 290 297) the Hoare annotation is: true [2019-10-13 21:21:51,415 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 290 297) no Hoare annotation was computed. [2019-10-13 21:21:51,415 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 290 297) no Hoare annotation was computed. [2019-10-13 21:21:51,416 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 257 263) no Hoare annotation was computed. [2019-10-13 21:21:51,416 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 257 263) the Hoare annotation is: true [2019-10-13 21:21:51,416 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 158 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,416 INFO L439 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,416 INFO L443 ceAbstractionStarter]: For program point L188(lines 188 194) no Hoare annotation was computed. [2019-10-13 21:21:51,416 INFO L443 ceAbstractionStarter]: For program point L188-1(lines 188 194) no Hoare annotation was computed. [2019-10-13 21:21:51,417 INFO L439 ceAbstractionStarter]: At program point L215(lines 168 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,417 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 158 225) no Hoare annotation was computed. [2019-10-13 21:21:51,417 INFO L439 ceAbstractionStarter]: At program point L180(line 180) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,417 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 184) no Hoare annotation was computed. [2019-10-13 21:21:51,417 INFO L443 ceAbstractionStarter]: For program point L178-1(lines 178 184) no Hoare annotation was computed. [2019-10-13 21:21:51,417 INFO L443 ceAbstractionStarter]: For program point L170(lines 170 174) no Hoare annotation was computed. [2019-10-13 21:21:51,417 INFO L439 ceAbstractionStarter]: At program point L218(lines 167 219) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,418 INFO L439 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,418 INFO L443 ceAbstractionStarter]: For program point L206(lines 206 212) no Hoare annotation was computed. [2019-10-13 21:21:51,418 INFO L439 ceAbstractionStarter]: At program point L206-1(lines 198 213) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,418 INFO L443 ceAbstractionStarter]: For program point L169(lines 168 217) no Hoare annotation was computed. [2019-10-13 21:21:51,418 INFO L439 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:51,418 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 213) no Hoare annotation was computed. [2019-10-13 21:21:51,418 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 158 225) no Hoare annotation was computed. [2019-10-13 21:21:51,418 INFO L443 ceAbstractionStarter]: For program point L799(lines 799 819) no Hoare annotation was computed. [2019-10-13 21:21:51,419 INFO L443 ceAbstractionStarter]: For program point L799-1(lines 799 819) no Hoare annotation was computed. [2019-10-13 21:21:51,419 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 785 830) no Hoare annotation was computed. [2019-10-13 21:21:51,419 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 785 830) no Hoare annotation was computed. [2019-10-13 21:21:51,419 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 785 830) no Hoare annotation was computed. [2019-10-13 21:21:51,419 INFO L443 ceAbstractionStarter]: For program point L805(lines 805 812) no Hoare annotation was computed. [2019-10-13 21:21:51,419 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-10-13 21:21:51,419 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-10-13 21:21:51,419 INFO L443 ceAbstractionStarter]: For program point L101(lines 101 109) no Hoare annotation was computed. [2019-10-13 21:21:51,420 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2019-10-13 21:21:51,420 INFO L443 ceAbstractionStarter]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2019-10-13 21:21:51,420 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 382 391) no Hoare annotation was computed. [2019-10-13 21:21:51,420 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 382 391) no Hoare annotation was computed. [2019-10-13 21:21:51,420 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 382 391) no Hoare annotation was computed. [2019-10-13 21:21:51,420 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 682 784) no Hoare annotation was computed. [2019-10-13 21:21:51,420 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 737) no Hoare annotation was computed. [2019-10-13 21:21:51,420 INFO L443 ceAbstractionStarter]: For program point L731-2(lines 731 751) no Hoare annotation was computed. [2019-10-13 21:21:51,420 INFO L443 ceAbstractionStarter]: For program point L752(lines 730 753) no Hoare annotation was computed. [2019-10-13 21:21:51,421 INFO L443 ceAbstractionStarter]: For program point L711(lines 711 727) no Hoare annotation was computed. [2019-10-13 21:21:51,421 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 682 784) no Hoare annotation was computed. [2019-10-13 21:21:51,421 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 778) no Hoare annotation was computed. [2019-10-13 21:21:51,421 INFO L443 ceAbstractionStarter]: For program point L732(lines 731 751) no Hoare annotation was computed. [2019-10-13 21:21:51,421 INFO L443 ceAbstractionStarter]: For program point L763(line 763) no Hoare annotation was computed. [2019-10-13 21:21:51,421 INFO L443 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2019-10-13 21:21:51,421 INFO L443 ceAbstractionStarter]: For program point L728(lines 728 769) no Hoare annotation was computed. [2019-10-13 21:21:51,421 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 682 784) no Hoare annotation was computed. [2019-10-13 21:21:51,421 INFO L443 ceAbstractionStarter]: For program point L747(line 747) no Hoare annotation was computed. [2019-10-13 21:21:51,422 INFO L443 ceAbstractionStarter]: For program point L747-1(line 747) no Hoare annotation was computed. [2019-10-13 21:21:51,422 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 710) no Hoare annotation was computed. [2019-10-13 21:21:51,422 INFO L443 ceAbstractionStarter]: For program point L770(lines 770 781) no Hoare annotation was computed. [2019-10-13 21:21:51,422 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:51,422 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:21:51,422 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:51,422 INFO L443 ceAbstractionStarter]: For program point L284(line 284) no Hoare annotation was computed. [2019-10-13 21:21:51,422 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 273 289) no Hoare annotation was computed. [2019-10-13 21:21:51,423 INFO L443 ceAbstractionStarter]: For program point L284-1(lines 273 289) no Hoare annotation was computed. [2019-10-13 21:21:51,423 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 273 289) no Hoare annotation was computed. [2019-10-13 21:21:51,423 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 286) no Hoare annotation was computed. [2019-10-13 21:21:51,423 INFO L443 ceAbstractionStarter]: For program point L278(line 278) no Hoare annotation was computed. [2019-10-13 21:21:51,423 INFO L443 ceAbstractionStarter]: For program point L278-1(line 278) no Hoare annotation was computed. [2019-10-13 21:21:51,423 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2019-10-13 21:21:51,423 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2019-10-13 21:21:51,423 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-10-13 21:21:51,424 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2019-10-13 21:21:51,424 INFO L443 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2019-10-13 21:21:51,424 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-10-13 21:21:51,424 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:51,424 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:21:51,424 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:51,424 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2019-10-13 21:21:51,424 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2019-10-13 21:21:51,424 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-10-13 21:21:51,425 INFO L439 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= 0 ~systemActive~0))) (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)))) [2019-10-13 21:21:51,425 INFO L439 ceAbstractionStarter]: At program point L244(lines 244 250) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)))) [2019-10-13 21:21:51,426 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 233 256) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)))) [2019-10-13 21:21:51,426 INFO L439 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 21:21:51,427 INFO L443 ceAbstractionStarter]: For program point L237(lines 236 255) no Hoare annotation was computed. [2019-10-13 21:21:51,427 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 233 256) no Hoare annotation was computed. [2019-10-13 21:21:51,427 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 233 256) no Hoare annotation was computed. [2019-10-13 21:21:51,427 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2019-10-13 21:21:51,427 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2019-10-13 21:21:51,427 INFO L446 ceAbstractionStarter]: At program point L442(lines 417 446) the Hoare annotation is: true [2019-10-13 21:21:51,427 INFO L443 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2019-10-13 21:21:51,428 INFO L443 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2019-10-13 21:21:51,428 INFO L446 ceAbstractionStarter]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2019-10-13 21:21:51,428 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-13 21:21:51,428 INFO L446 ceAbstractionStarter]: At program point L427-2(lines 427 441) the Hoare annotation is: true [2019-10-13 21:21:51,428 INFO L446 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2019-10-13 21:21:51,428 INFO L443 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2019-10-13 21:21:51,428 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-10-13 21:21:51,428 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-10-13 21:21:51,429 INFO L443 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2019-10-13 21:21:51,429 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 471 477) no Hoare annotation was computed. [2019-10-13 21:21:51,429 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 471 477) the Hoare annotation is: true [2019-10-13 21:21:51,429 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:51,429 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-13 21:21:51,429 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:21:51,429 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:51,430 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 369 376) no Hoare annotation was computed. [2019-10-13 21:21:51,430 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 369 376) the Hoare annotation is: true [2019-10-13 21:21:51,430 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 369 376) no Hoare annotation was computed. [2019-10-13 21:21:51,430 INFO L443 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2019-10-13 21:21:51,430 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-10-13 21:21:51,430 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) [2019-10-13 21:21:51,430 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 878 885) no Hoare annotation was computed. [2019-10-13 21:21:51,431 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 882) no Hoare annotation was computed. [2019-10-13 21:21:51,431 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 878 885) the Hoare annotation is: true [2019-10-13 21:21:51,432 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 878 885) no Hoare annotation was computed. [2019-10-13 21:21:51,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:21:51 BoogieIcfgContainer [2019-10-13 21:21:51,459 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:21:51,462 INFO L168 Benchmark]: Toolchain (without parser) took 6180.77 ms. Allocated memory was 137.9 MB in the beginning and 292.6 MB in the end (delta: 154.7 MB). Free memory was 100.6 MB in the beginning and 197.8 MB in the end (delta: -97.3 MB). Peak memory consumption was 123.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:51,463 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 21:21:51,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 756.24 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 100.3 MB in the beginning and 171.2 MB in the end (delta: -70.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:51,471 INFO L168 Benchmark]: Boogie Preprocessor took 94.08 ms. Allocated memory is still 201.9 MB. Free memory was 171.2 MB in the beginning and 167.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:51,472 INFO L168 Benchmark]: RCFGBuilder took 1224.75 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 167.0 MB in the beginning and 203.3 MB in the end (delta: -36.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:51,473 INFO L168 Benchmark]: TraceAbstraction took 4100.00 ms. Allocated memory was 233.3 MB in the beginning and 292.6 MB in the end (delta: 59.2 MB). Free memory was 203.3 MB in the beginning and 197.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 130.8 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:51,486 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 756.24 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 100.3 MB in the beginning and 171.2 MB in the end (delta: -70.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.08 ms. Allocated memory is still 201.9 MB. Free memory was 171.2 MB in the beginning and 167.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1224.75 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 167.0 MB in the beginning and 203.3 MB in the end (delta: -36.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4100.00 ms. Allocated memory was 233.3 MB in the beginning and 292.6 MB in the end (delta: 59.2 MB). Free memory was 203.3 MB in the beginning and 197.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 130.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 882]: 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: 167]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 211 locations, 1 error locations. Result: SAFE, OverallTime: 4.0s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, HoareTripleCheckerStatistics: 585 SDtfs, 429 SDslu, 1218 SDs, 0 SdLazy, 541 SolverSat, 98 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=408occurred in iteration=4, 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, 6 MinimizatonAttempts, 36 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 383 PreInvPairs, 444 NumberOfFragments, 480 HoareAnnotationTreeSize, 383 FomulaSimplifications, 693 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 46 FomulaSimplificationsInter, 2127 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 348 NumberOfCodeBlocks, 348 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 342 ConstructedInterpolants, 0 QuantifiedInterpolants, 41424 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 24/24 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...