java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:15:06,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:15:06,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:15:06,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:15:06,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:15:06,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:15:06,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:15:06,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:15:06,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:15:06,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:15:06,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:15:06,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:15:06,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:15:06,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:15:06,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:15:06,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:15:06,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:15:06,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:15:06,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:15:06,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:15:07,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:15:07,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:15:07,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:15:07,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:15:07,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:15:07,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:15:07,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:15:07,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:15:07,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:15:07,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:15:07,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:15:07,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:15:07,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:15:07,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:15:07,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:15:07,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:15:07,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:15:07,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:15:07,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:15:07,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:15:07,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:15:07,017 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 23:15:07,031 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:15:07,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:15:07,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:15:07,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:15:07,033 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:15:07,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:15:07,034 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:15:07,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:15:07,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:15:07,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:15:07,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:15:07,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:15:07,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:15:07,035 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:15:07,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:15:07,035 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:15:07,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:15:07,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:15:07,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:15:07,036 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:15:07,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:15:07,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:15:07,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:15:07,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:15:07,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:15:07,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:15:07,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:15:07,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:15:07,038 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 23:15:07,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:15:07,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:15:07,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:15:07,359 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:15:07,360 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:15:07,360 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c [2019-10-13 23:15:07,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/140cdbdae/79f51da88ccb496ea18a82fb13384782/FLAG6b63c4cf4 [2019-10-13 23:15:07,993 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:15:07,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c [2019-10-13 23:15:08,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/140cdbdae/79f51da88ccb496ea18a82fb13384782/FLAG6b63c4cf4 [2019-10-13 23:15:08,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/140cdbdae/79f51da88ccb496ea18a82fb13384782 [2019-10-13 23:15:08,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:15:08,310 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:15:08,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:08,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:15:08,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:15:08,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:08" (1/1) ... [2019-10-13 23:15:08,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51de3a9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:08, skipping insertion in model container [2019-10-13 23:15:08,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:08" (1/1) ... [2019-10-13 23:15:08,325 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:15:08,368 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:15:08,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:08,867 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:15:08,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:09,006 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:15:09,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09 WrapperNode [2019-10-13 23:15:09,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:09,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:15:09,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:15:09,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:15:09,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (1/1) ... [2019-10-13 23:15:09,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:15:09,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:15:09,119 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:15:09,119 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:15:09,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (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 23:15:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:15:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:15:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:15:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:15:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:15:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:15:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:15:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:15:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:15:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:15:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:15:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:15:09,203 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 23:15:09,203 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:15:09,204 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:15:09,204 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:15:09,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:15:09,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:15:09,204 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:15:09,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 23:15:09,205 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:15:09,205 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:15:09,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:15:09,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:09,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:09,205 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:15:09,205 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:15:09,206 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:15:09,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:15:09,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:15:09,206 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:15:09,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 23:15:09,207 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:15:09,207 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:15:09,207 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:15:09,207 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:15:09,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:15:09,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:15:09,207 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:15:09,208 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:15:09,208 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:15:09,208 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:15:09,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:09,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:15:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:15:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:15:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:15:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:15:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:15:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:15:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:15:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:15:09,211 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:15:09,211 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:15:09,211 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:15:09,211 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:15:09,211 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:15:09,211 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:15:09,211 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:15:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:15:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:15:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:15:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:15:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:15:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:15:09,213 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:15:09,213 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:15:09,214 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:15:09,214 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:15:09,214 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 23:15:09,214 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:15:09,215 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:15:09,215 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:15:09,216 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:15:09,216 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:09,216 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:15:09,216 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:15:09,216 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 23:15:09,216 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 23:15:09,217 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:15:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:15:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:15:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:15:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:15:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:15:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:15:10,779 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:15:10,779 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:15:10,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:10 BoogieIcfgContainer [2019-10-13 23:15:10,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:15:10,782 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:15:10,782 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:15:10,786 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:15:10,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:15:08" (1/3) ... [2019-10-13 23:15:10,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7243073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:10, skipping insertion in model container [2019-10-13 23:15:10,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:09" (2/3) ... [2019-10-13 23:15:10,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7243073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:10, skipping insertion in model container [2019-10-13 23:15:10,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:10" (3/3) ... [2019-10-13 23:15:10,790 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product22.cil.c [2019-10-13 23:15:10,800 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:15:10,810 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:15:10,823 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:15:10,852 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:15:10,852 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:15:10,852 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:15:10,852 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:15:10,853 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:15:10,853 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:15:10,853 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:15:10,853 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:15:10,879 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2019-10-13 23:15:10,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:15:10,891 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:10,893 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 23:15:10,895 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:10,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:10,902 INFO L82 PathProgramCache]: Analyzing trace with hash 182411333, now seen corresponding path program 1 times [2019-10-13 23:15:10,917 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:10,917 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901946464] [2019-10-13 23:15:10,917 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:10,918 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:10,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:11,362 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 23:15:11,362 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901946464] [2019-10-13 23:15:11,365 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:11,368 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:15:11,369 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978450455] [2019-10-13 23:15:11,375 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:15:11,375 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:11,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:15:11,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:15:11,394 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 2 states. [2019-10-13 23:15:11,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:11,441 INFO L93 Difference]: Finished difference Result 216 states and 265 transitions. [2019-10-13 23:15:11,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:15:11,443 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 23:15:11,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:11,455 INFO L225 Difference]: With dead ends: 216 [2019-10-13 23:15:11,455 INFO L226 Difference]: Without dead ends: 110 [2019-10-13 23:15:11,460 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 23:15:11,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-10-13 23:15:11,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2019-10-13 23:15:11,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-10-13 23:15:11,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2019-10-13 23:15:11,520 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 46 [2019-10-13 23:15:11,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:11,521 INFO L462 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2019-10-13 23:15:11,521 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:15:11,521 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2019-10-13 23:15:11,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 23:15:11,527 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:11,528 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 23:15:11,529 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:11,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:11,529 INFO L82 PathProgramCache]: Analyzing trace with hash 299098154, now seen corresponding path program 1 times [2019-10-13 23:15:11,529 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:11,530 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861828745] [2019-10-13 23:15:11,530 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:11,530 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:11,530 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:11,669 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 23:15:11,670 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861828745] [2019-10-13 23:15:11,670 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:11,670 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:15:11,671 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298767453] [2019-10-13 23:15:11,672 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:15:11,673 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:11,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:15:11,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:15:11,674 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand 3 states. [2019-10-13 23:15:11,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:11,698 INFO L93 Difference]: Finished difference Result 170 states and 199 transitions. [2019-10-13 23:15:11,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:15:11,699 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 23:15:11,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:11,702 INFO L225 Difference]: With dead ends: 170 [2019-10-13 23:15:11,702 INFO L226 Difference]: Without dead ends: 102 [2019-10-13 23:15:11,704 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 23:15:11,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2019-10-13 23:15:11,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2019-10-13 23:15:11,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-10-13 23:15:11,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 117 transitions. [2019-10-13 23:15:11,727 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 117 transitions. Word has length 47 [2019-10-13 23:15:11,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:11,727 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 117 transitions. [2019-10-13 23:15:11,727 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:15:11,728 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 117 transitions. [2019-10-13 23:15:11,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-13 23:15:11,733 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:11,733 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] [2019-10-13 23:15:11,735 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:11,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:11,736 INFO L82 PathProgramCache]: Analyzing trace with hash 214078484, now seen corresponding path program 1 times [2019-10-13 23:15:11,736 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:11,737 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299850622] [2019-10-13 23:15:11,737 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:11,737 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:11,737 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:11,997 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 23:15:11,998 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299850622] [2019-10-13 23:15:11,998 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:11,998 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:11,999 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020024600] [2019-10-13 23:15:12,000 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:12,001 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:12,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:12,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:12,001 INFO L87 Difference]: Start difference. First operand 102 states and 117 transitions. Second operand 7 states. [2019-10-13 23:15:12,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:12,364 INFO L93 Difference]: Finished difference Result 179 states and 210 transitions. [2019-10-13 23:15:12,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:15:12,365 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2019-10-13 23:15:12,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:12,367 INFO L225 Difference]: With dead ends: 179 [2019-10-13 23:15:12,367 INFO L226 Difference]: Without dead ends: 102 [2019-10-13 23:15:12,368 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 23:15:12,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2019-10-13 23:15:12,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2019-10-13 23:15:12,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-10-13 23:15:12,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 116 transitions. [2019-10-13 23:15:12,381 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 116 transitions. Word has length 50 [2019-10-13 23:15:12,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:12,381 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 116 transitions. [2019-10-13 23:15:12,381 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:12,381 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 116 transitions. [2019-10-13 23:15:12,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-13 23:15:12,384 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:12,384 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:12,384 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:12,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:12,385 INFO L82 PathProgramCache]: Analyzing trace with hash -32965954, now seen corresponding path program 1 times [2019-10-13 23:15:12,385 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:12,385 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809383095] [2019-10-13 23:15:12,386 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:12,386 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:12,386 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:12,496 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 23:15:12,497 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809383095] [2019-10-13 23:15:12,497 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:12,497 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:15:12,497 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2277281] [2019-10-13 23:15:12,498 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:15:12,498 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:12,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:15:12,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:15:12,499 INFO L87 Difference]: Start difference. First operand 102 states and 116 transitions. Second operand 6 states. [2019-10-13 23:15:12,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:12,700 INFO L93 Difference]: Finished difference Result 248 states and 292 transitions. [2019-10-13 23:15:12,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:12,702 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2019-10-13 23:15:12,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:12,709 INFO L225 Difference]: With dead ends: 248 [2019-10-13 23:15:12,711 INFO L226 Difference]: Without dead ends: 171 [2019-10-13 23:15:12,712 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 23:15:12,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2019-10-13 23:15:12,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 167. [2019-10-13 23:15:12,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2019-10-13 23:15:12,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 193 transitions. [2019-10-13 23:15:12,746 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 193 transitions. Word has length 63 [2019-10-13 23:15:12,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:12,747 INFO L462 AbstractCegarLoop]: Abstraction has 167 states and 193 transitions. [2019-10-13 23:15:12,747 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:15:12,747 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 193 transitions. [2019-10-13 23:15:12,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-13 23:15:12,750 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:12,750 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:12,750 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:12,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:12,750 INFO L82 PathProgramCache]: Analyzing trace with hash 804760407, now seen corresponding path program 1 times [2019-10-13 23:15:12,751 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:12,751 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114057352] [2019-10-13 23:15:12,751 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:12,751 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:12,751 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:12,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:12,862 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 23:15:12,863 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114057352] [2019-10-13 23:15:12,863 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:12,863 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:12,864 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118023440] [2019-10-13 23:15:12,866 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:12,866 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:12,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:12,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:12,867 INFO L87 Difference]: Start difference. First operand 167 states and 193 transitions. Second operand 7 states. [2019-10-13 23:15:13,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:13,219 INFO L93 Difference]: Finished difference Result 257 states and 304 transitions. [2019-10-13 23:15:13,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:13,220 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-10-13 23:15:13,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:13,221 INFO L225 Difference]: With dead ends: 257 [2019-10-13 23:15:13,221 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:15:13,224 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 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 23:15:13,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:15:13,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:15:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:15:13,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:15:13,225 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2019-10-13 23:15:13,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:13,227 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:15:13,228 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:13,228 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:15:13,228 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:15:13,233 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:15:14,138 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-13 23:15:14,138 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-13 23:15:14,138 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-13 23:15:14,138 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-13 23:15:14,138 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-13 23:15:14,139 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-13 23:15:14,139 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-13 23:15:14,139 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-13 23:15:14,139 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-13 23:15:14,139 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-13 23:15:14,139 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-13 23:15:14,139 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-13 23:15:14,139 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-13 23:15:14,140 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 930 936) the Hoare annotation is: true [2019-10-13 23:15:14,140 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 930 936) no Hoare annotation was computed. [2019-10-13 23:15:14,140 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 937 945) no Hoare annotation was computed. [2019-10-13 23:15:14,140 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 937 945) the Hoare annotation is: true [2019-10-13 23:15:14,140 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,141 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2019-10-13 23:15:14,141 INFO L439 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:15:14,141 INFO L439 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:15:14,141 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2019-10-13 23:15:14,141 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2019-10-13 23:15:14,141 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-13 23:15:14,142 INFO L439 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,142 INFO L439 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,142 INFO L439 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,142 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-13 23:15:14,143 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-13 23:15:14,143 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 441 464) no Hoare annotation was computed. [2019-10-13 23:15:14,143 INFO L443 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2019-10-13 23:15:14,143 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-10-13 23:15:14,143 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 441 464) no Hoare annotation was computed. [2019-10-13 23:15:14,143 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 441 464) no Hoare annotation was computed. [2019-10-13 23:15:14,143 INFO L443 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2019-10-13 23:15:14,143 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-13 23:15:14,144 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-13 23:15:14,144 INFO L443 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2019-10-13 23:15:14,144 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-13 23:15:14,144 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-13 23:15:14,144 INFO L443 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2019-10-13 23:15:14,144 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-13 23:15:14,144 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-13 23:15:14,144 INFO L443 ceAbstractionStarter]: For program point L450(line 450) no Hoare annotation was computed. [2019-10-13 23:15:14,145 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 634 642) no Hoare annotation was computed. [2019-10-13 23:15:14,145 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 634 642) the Hoare annotation is: true [2019-10-13 23:15:14,145 INFO L446 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: true [2019-10-13 23:15:14,145 INFO L443 ceAbstractionStarter]: For program point L686-1(line 686) no Hoare annotation was computed. [2019-10-13 23:15:14,145 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 679 697) the Hoare annotation is: true [2019-10-13 23:15:14,145 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 679 697) no Hoare annotation was computed. [2019-10-13 23:15:14,145 INFO L443 ceAbstractionStarter]: For program point L673(line 673) no Hoare annotation was computed. [2019-10-13 23:15:14,145 INFO L443 ceAbstractionStarter]: For program point L673-1(line 673) no Hoare annotation was computed. [2019-10-13 23:15:14,146 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 643 678) no Hoare annotation was computed. [2019-10-13 23:15:14,146 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 643 678) no Hoare annotation was computed. [2019-10-13 23:15:14,146 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 923 929) no Hoare annotation was computed. [2019-10-13 23:15:14,146 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 923 929) the Hoare annotation is: true [2019-10-13 23:15:14,146 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-13 23:15:14,146 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-13 23:15:14,146 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-13 23:15:14,146 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-13 23:15:14,147 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,147 INFO L439 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,147 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2019-10-13 23:15:14,147 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2019-10-13 23:15:14,147 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 623 633) the Hoare annotation is: true [2019-10-13 23:15:14,147 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 623 633) no Hoare annotation was computed. [2019-10-13 23:15:14,148 INFO L446 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: true [2019-10-13 23:15:14,148 INFO L443 ceAbstractionStarter]: For program point L628-1(line 628) no Hoare annotation was computed. [2019-10-13 23:15:14,148 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 615 622) the Hoare annotation is: true [2019-10-13 23:15:14,148 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 615 622) no Hoare annotation was computed. [2019-10-13 23:15:14,148 INFO L439 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,148 INFO L443 ceAbstractionStarter]: For program point L601-1(lines 582 606) no Hoare annotation was computed. [2019-10-13 23:15:14,148 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 582 606) no Hoare annotation was computed. [2019-10-13 23:15:14,149 INFO L439 ceAbstractionStarter]: At program point L596(line 596) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,149 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 582 606) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,149 INFO L439 ceAbstractionStarter]: At program point L592(line 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,149 INFO L443 ceAbstractionStarter]: For program point L590(lines 590 598) no Hoare annotation was computed. [2019-10-13 23:15:14,149 INFO L439 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,149 INFO L443 ceAbstractionStarter]: For program point L588-1(line 588) no Hoare annotation was computed. [2019-10-13 23:15:14,149 INFO L443 ceAbstractionStarter]: For program point L586(lines 586 603) no Hoare annotation was computed. [2019-10-13 23:15:14,150 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 548 554) no Hoare annotation was computed. [2019-10-13 23:15:14,150 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 548 554) the Hoare annotation is: true [2019-10-13 23:15:14,150 INFO L443 ceAbstractionStarter]: For program point L737(lines 737 743) no Hoare annotation was computed. [2019-10-13 23:15:14,150 INFO L443 ceAbstractionStarter]: For program point L737-1(lines 737 743) no Hoare annotation was computed. [2019-10-13 23:15:14,150 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 707 772) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,150 INFO L439 ceAbstractionStarter]: At program point L762(lines 717 764) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,151 INFO L439 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,151 INFO L443 ceAbstractionStarter]: For program point L727(lines 727 733) no Hoare annotation was computed. [2019-10-13 23:15:14,151 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 707 772) no Hoare annotation was computed. [2019-10-13 23:15:14,151 INFO L443 ceAbstractionStarter]: For program point L727-1(lines 727 733) no Hoare annotation was computed. [2019-10-13 23:15:14,151 INFO L439 ceAbstractionStarter]: At program point L765(lines 716 766) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,151 INFO L439 ceAbstractionStarter]: At program point L755-2(lines 747 760) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,151 INFO L443 ceAbstractionStarter]: For program point L718(lines 717 764) no Hoare annotation was computed. [2019-10-13 23:15:14,152 INFO L439 ceAbstractionStarter]: At program point L749(line 749) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,152 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 760) no Hoare annotation was computed. [2019-10-13 23:15:14,152 INFO L439 ceAbstractionStarter]: At program point L739(line 739) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:14,152 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 707 772) no Hoare annotation was computed. [2019-10-13 23:15:14,152 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-13 23:15:14,152 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-13 23:15:14,153 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 902 910) the Hoare annotation is: true [2019-10-13 23:15:14,153 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 902 910) no Hoare annotation was computed. [2019-10-13 23:15:14,153 INFO L443 ceAbstractionStarter]: For program point L802-1(line 802) no Hoare annotation was computed. [2019-10-13 23:15:14,153 INFO L443 ceAbstractionStarter]: For program point L800(lines 800 817) no Hoare annotation was computed. [2019-10-13 23:15:14,153 INFO L443 ceAbstractionStarter]: For program point L800-1(lines 792 820) no Hoare annotation was computed. [2019-10-13 23:15:14,153 INFO L446 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: true [2019-10-13 23:15:14,153 INFO L443 ceAbstractionStarter]: For program point L798-1(line 798) no Hoare annotation was computed. [2019-10-13 23:15:14,154 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 792 820) the Hoare annotation is: true [2019-10-13 23:15:14,154 INFO L439 ceAbstractionStarter]: At program point L807(line 807) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,154 INFO L443 ceAbstractionStarter]: For program point L805(lines 805 811) no Hoare annotation was computed. [2019-10-13 23:15:14,154 INFO L443 ceAbstractionStarter]: For program point L804(lines 804 814) no Hoare annotation was computed. [2019-10-13 23:15:14,154 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 792 820) no Hoare annotation was computed. [2019-10-13 23:15:14,154 INFO L439 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:15:14,154 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 784 791) the Hoare annotation is: true [2019-10-13 23:15:14,154 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 784 791) no Hoare annotation was computed. [2019-10-13 23:15:14,155 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 870 892) no Hoare annotation was computed. [2019-10-13 23:15:14,155 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 870 892) no Hoare annotation was computed. [2019-10-13 23:15:14,155 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-13 23:15:14,155 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-13 23:15:14,155 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-13 23:15:14,155 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-13 23:15:14,155 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-13 23:15:14,155 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-13 23:15:14,156 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-13 23:15:14,156 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-13 23:15:14,156 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-13 23:15:14,156 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-13 23:15:14,156 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-13 23:15:14,156 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-13 23:15:14,156 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-13 23:15:14,156 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 913 922) no Hoare annotation was computed. [2019-10-13 23:15:14,157 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 913 922) no Hoare annotation was computed. [2019-10-13 23:15:14,157 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 23:15:14,157 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:14,157 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 607 614) no Hoare annotation was computed. [2019-10-13 23:15:14,157 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 607 614) no Hoare annotation was computed. [2019-10-13 23:15:14,157 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 893 901) no Hoare annotation was computed. [2019-10-13 23:15:14,157 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 893 901) no Hoare annotation was computed. [2019-10-13 23:15:14,157 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:14,158 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:15:14,158 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 849 860) the Hoare annotation is: true [2019-10-13 23:15:14,158 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 849 860) no Hoare annotation was computed. [2019-10-13 23:15:14,158 INFO L439 ceAbstractionStarter]: At program point L537(line 537) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,158 INFO L439 ceAbstractionStarter]: At program point L535(lines 535 541) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,158 INFO L439 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,158 INFO L443 ceAbstractionStarter]: For program point L528(lines 527 546) no Hoare annotation was computed. [2019-10-13 23:15:14,159 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 524 547) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,159 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 524 547) no Hoare annotation was computed. [2019-10-13 23:15:14,159 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 524 547) no Hoare annotation was computed. [2019-10-13 23:15:14,159 INFO L446 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: true [2019-10-13 23:15:14,159 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2019-10-13 23:15:14,159 INFO L446 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2019-10-13 23:15:14,159 INFO L443 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2019-10-13 23:15:14,159 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2019-10-13 23:15:14,160 INFO L446 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2019-10-13 23:15:14,160 INFO L443 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2019-10-13 23:15:14,160 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-10-13 23:15:14,160 INFO L446 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2019-10-13 23:15:14,160 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 861 869) the Hoare annotation is: true [2019-10-13 23:15:14,160 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 861 869) no Hoare annotation was computed. [2019-10-13 23:15:14,160 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 825 836) the Hoare annotation is: true [2019-10-13 23:15:14,161 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 825 836) no Hoare annotation was computed. [2019-10-13 23:15:14,161 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2019-10-13 23:15:14,161 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2019-10-13 23:15:14,161 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:14,161 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:14,161 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:15:14,161 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:15:14,161 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 698 705) no Hoare annotation was computed. [2019-10-13 23:15:14,162 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 698 705) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:15:14,162 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 837 848) no Hoare annotation was computed. [2019-10-13 23:15:14,162 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 837 848) the Hoare annotation is: true [2019-10-13 23:15:14,162 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 778) no Hoare annotation was computed. [2019-10-13 23:15:14,162 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 774 781) the Hoare annotation is: true [2019-10-13 23:15:14,162 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 774 781) no Hoare annotation was computed. [2019-10-13 23:15:14,163 INFO L439 ceAbstractionStarter]: At program point L575(line 575) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,163 INFO L443 ceAbstractionStarter]: For program point L575-1(lines 556 580) no Hoare annotation was computed. [2019-10-13 23:15:14,163 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 556 580) no Hoare annotation was computed. [2019-10-13 23:15:14,163 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 556 580) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,163 INFO L439 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,163 INFO L439 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,163 INFO L443 ceAbstractionStarter]: For program point L564(lines 564 572) no Hoare annotation was computed. [2019-10-13 23:15:14,164 INFO L439 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:14,164 INFO L443 ceAbstractionStarter]: For program point L562-1(line 562) no Hoare annotation was computed. [2019-10-13 23:15:14,164 INFO L443 ceAbstractionStarter]: For program point L560(lines 560 577) no Hoare annotation was computed. [2019-10-13 23:15:14,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:15:14 BoogieIcfgContainer [2019-10-13 23:15:14,180 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:15:14,183 INFO L168 Benchmark]: Toolchain (without parser) took 5871.78 ms. Allocated memory was 140.5 MB in the beginning and 292.6 MB in the end (delta: 152.0 MB). Free memory was 101.4 MB in the beginning and 225.2 MB in the end (delta: -123.8 MB). Peak memory consumption was 119.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:14,184 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 23:15:14,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.33 ms. Allocated memory was 140.5 MB in the beginning and 201.9 MB in the end (delta: 61.3 MB). Free memory was 101.2 MB in the beginning and 168.8 MB in the end (delta: -67.6 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:14,186 INFO L168 Benchmark]: Boogie Preprocessor took 110.77 ms. Allocated memory is still 201.9 MB. Free memory was 168.8 MB in the beginning and 164.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:14,187 INFO L168 Benchmark]: RCFGBuilder took 1662.40 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 164.7 MB in the beginning and 146.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:14,188 INFO L168 Benchmark]: TraceAbstraction took 3397.75 ms. Allocated memory was 233.8 MB in the beginning and 292.6 MB in the end (delta: 58.7 MB). Free memory was 146.6 MB in the beginning and 225.2 MB in the end (delta: -78.6 MB). Peak memory consumption was 71.4 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:14,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 696.33 ms. Allocated memory was 140.5 MB in the beginning and 201.9 MB in the end (delta: 61.3 MB). Free memory was 101.2 MB in the beginning and 168.8 MB in the end (delta: -67.6 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.77 ms. Allocated memory is still 201.9 MB. Free memory was 168.8 MB in the beginning and 164.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1662.40 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 164.7 MB in the beginning and 146.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3397.75 ms. Allocated memory was 233.8 MB in the beginning and 292.6 MB in the end (delta: 58.7 MB). Free memory was 146.6 MB in the beginning and 225.2 MB in the end (delta: -78.6 MB). Peak memory consumption was 71.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 778]: 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: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 184 locations, 1 error locations. Result: SAFE, OverallTime: 3.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, HoareTripleCheckerStatistics: 554 SDtfs, 297 SDslu, 856 SDs, 0 SdLazy, 348 SolverSat, 113 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 325 PreInvPairs, 339 NumberOfFragments, 561 HoareAnnotationTreeSize, 325 FomulaSimplifications, 87 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 60 FomulaSimplificationsInter, 842 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 272 NumberOfCodeBlocks, 272 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 267 ConstructedInterpolants, 0 QuantifiedInterpolants, 27322 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...