java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:47:56,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:47:56,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:47:56,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:47:56,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:47:56,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:47:56,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:47:56,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:47:56,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:47:56,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:47:56,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:47:56,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:47:56,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:47:56,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:47:56,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:47:56,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:47:56,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:47:56,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:47:56,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:47:56,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:47:56,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:47:56,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:47:56,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:47:56,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:47:56,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:47:56,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:47:56,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:47:56,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:47:56,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:47:56,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:47:56,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:47:56,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:47:56,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:47:56,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:47:56,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:47:56,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:47:56,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:47:56,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:47:56,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:47:56,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:47:56,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:47:56,665 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 [2019-09-19 22:47:56,679 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:47:56,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:47:56,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:47:56,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:47:56,680 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:47:56,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:47:56,681 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:47:56,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:47:56,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:47:56,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:47:56,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:47:56,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:47:56,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:47:56,682 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:47:56,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:47:56,683 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:47:56,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:47:56,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:47:56,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:47:56,684 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:47:56,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:47:56,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:47:56,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:47:56,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:47:56,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:47:56,685 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:47:56,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:47:56,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:47:56,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:47:56,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:47:56,730 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:47:56,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:47:56,736 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:47:56,736 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:47:56,737 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c [2019-09-19 22:47:56,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c64a48711/4ab81a17a7b74fa2b615b7596a5b277b/FLAG414034c11 [2019-09-19 22:47:57,297 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:47:57,298 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c [2019-09-19 22:47:57,319 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c64a48711/4ab81a17a7b74fa2b615b7596a5b277b/FLAG414034c11 [2019-09-19 22:47:57,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c64a48711/4ab81a17a7b74fa2b615b7596a5b277b [2019-09-19 22:47:57,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:47:57,625 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:47:57,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:47:57,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:47:57,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:47:57,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:47:57" (1/1) ... [2019-09-19 22:47:57,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4adaa9f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:47:57, skipping insertion in model container [2019-09-19 22:47:57,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:47:57" (1/1) ... [2019-09-19 22:47:57,642 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:47:57,702 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:47:58,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:47:58,136 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:47:58,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:47:58,280 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:47:58,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:47:58 WrapperNode [2019-09-19 22:47:58,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:47:58,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:47:58,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:47:58,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:47:58,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:47:58" (1/1) ... [2019-09-19 22:47:58,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:47:58" (1/1) ... [2019-09-19 22:47:58,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:47:58" (1/1) ... [2019-09-19 22:47:58,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:47:58" (1/1) ... [2019-09-19 22:47:58,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:47:58" (1/1) ... [2019-09-19 22:47:58,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:47:58" (1/1) ... [2019-09-19 22:47:58,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:47:58" (1/1) ... [2019-09-19 22:47:58,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:47:58,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:47:58,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:47:58,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:47:58,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:47:58" (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 [2019-09-19 22:47:58,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:47:58,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:47:58,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 22:47:58,453 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 22:47:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 22:47:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 22:47:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 22:47:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 22:47:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 22:47:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 22:47:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 22:47:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 22:47:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 22:47:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 22:47:58,456 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 22:47:58,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 22:47:58,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-19 22:47:58,459 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 22:47:58,459 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 22:47:58,459 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 22:47:58,459 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 22:47:58,460 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:47:58,460 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 22:47:58,460 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 22:47:58,460 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 22:47:58,460 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 22:47:58,460 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 22:47:58,460 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 22:47:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 22:47:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 22:47:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 22:47:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 22:47:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 22:47:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 22:47:58,461 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 22:47:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 22:47:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 22:47:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 22:47:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 22:47:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 22:47:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 22:47:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 22:47:58,463 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:47:58,463 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 22:47:58,463 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 22:47:58,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 22:47:58,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 22:47:58,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 22:47:58,465 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 22:47:58,465 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 22:47:58,465 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 22:47:58,465 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 22:47:58,465 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 22:47:58,466 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 22:47:58,466 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 22:47:58,466 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 22:47:58,466 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 22:47:58,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:47:58,467 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 22:47:58,467 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 22:47:58,468 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-19 22:47:58,468 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 22:47:58,468 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 22:47:58,468 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 22:47:58,468 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 22:47:58,468 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 22:47:58,468 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 22:47:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 22:47:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:47:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 22:47:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 22:47:58,469 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 22:47:58,470 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 22:47:58,470 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 22:47:58,471 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 22:47:58,471 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 22:47:58,471 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 22:47:58,472 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 22:47:58,472 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 22:47:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 22:47:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:47:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 22:47:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 22:47:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 22:47:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:47:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:47:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:47:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 22:47:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:47:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 22:47:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 22:47:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:47:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 22:47:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 22:47:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 22:47:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:47:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 22:47:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:48:00,003 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:48:00,003 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 22:48:00,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:48:00 BoogieIcfgContainer [2019-09-19 22:48:00,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:48:00,006 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:48:00,006 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:48:00,006 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:48:00,007 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:48:00" (1/1) ... [2019-09-19 22:48:00,008 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 22:48:00,033 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:48:00,033 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:48:00,042 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:48:00,052 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:48:00,054 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:48:20,974 WARN L191 SmtUtils]: Spent 12.40 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 22:48:22,696 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 22:48:26,552 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 22:48:28,288 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 22:48:30,045 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 22:48:30,060 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-19 22:48:30,132 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-19 22:48:30,137 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-19 22:48:41,405 WARN L191 SmtUtils]: Spent 11.12 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-19 22:48:46,886 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 22:48:57,812 WARN L191 SmtUtils]: Spent 10.92 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-19 22:49:03,236 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 22:49:21,221 WARN L191 SmtUtils]: Spent 17.93 s on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2019-09-19 22:49:30,206 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:49:48,469 WARN L191 SmtUtils]: Spent 17.02 s on a formula simplification. DAG size of input: 467 DAG size of output: 458 [2019-09-19 22:49:54,093 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 22:49:59,684 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification. DAG size of input: 457 DAG size of output: 453 [2019-09-19 22:50:01,472 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:50:22,698 WARN L191 SmtUtils]: Spent 21.22 s on a formula simplification. DAG size of input: 462 DAG size of output: 461 [2019-09-19 22:50:29,796 WARN L191 SmtUtils]: Spent 7.10 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 22:50:43,946 WARN L191 SmtUtils]: Spent 14.15 s on a formula simplification. DAG size of input: 464 DAG size of output: 461 [2019-09-19 22:50:51,056 WARN L191 SmtUtils]: Spent 7.11 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 22:51:05,122 WARN L191 SmtUtils]: Spent 14.05 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 22:51:05,371 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2019-09-19 22:51:05,604 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 22:51:05,807 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 22:51:23,930 WARN L191 SmtUtils]: Spent 17.89 s on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2019-09-19 22:51:32,853 WARN L191 SmtUtils]: Spent 8.92 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:51:50,440 WARN L191 SmtUtils]: Spent 17.48 s on a formula simplification. DAG size of input: 467 DAG size of output: 458 [2019-09-19 22:51:56,256 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 22:52:02,210 WARN L191 SmtUtils]: Spent 5.92 s on a formula simplification. DAG size of input: 458 DAG size of output: 453 [2019-09-19 22:52:04,040 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:52:25,328 WARN L191 SmtUtils]: Spent 21.29 s on a formula simplification. DAG size of input: 462 DAG size of output: 461 [2019-09-19 22:52:32,349 WARN L191 SmtUtils]: Spent 7.02 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 22:52:46,583 WARN L191 SmtUtils]: Spent 14.23 s on a formula simplification. DAG size of input: 465 DAG size of output: 461 [2019-09-19 22:52:53,692 WARN L191 SmtUtils]: Spent 7.11 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 22:53:07,974 WARN L191 SmtUtils]: Spent 14.26 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 22:53:08,108 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2019-09-19 22:53:08,354 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 22:53:08,559 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 22:53:08,644 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 18 for LOIs [2019-09-19 22:53:09,070 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-19 22:53:09,147 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 22:53:09,283 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-19 22:53:09,287 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-19 22:53:09,324 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 22:53:09,325 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 22:53:09,328 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 514#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-19 22:53:09,339 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 22:53:09,339 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 22:53:09,341 INFO L168 Benchmark]: Toolchain (without parser) took 311715.16 ms. Allocated memory was 134.2 MB in the beginning and 151.0 MB in the end (delta: 16.8 MB). Free memory was 87.7 MB in the beginning and 68.5 MB in the end (delta: 19.2 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. [2019-09-19 22:53:09,342 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 22:53:09,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.59 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 87.5 MB in the beginning and 165.4 MB in the end (delta: -77.9 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-09-19 22:53:09,343 INFO L168 Benchmark]: Boogie Preprocessor took 98.49 ms. Allocated memory is still 201.3 MB. Free memory was 165.4 MB in the beginning and 161.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-19 22:53:09,344 INFO L168 Benchmark]: RCFGBuilder took 1624.89 ms. Allocated memory was 201.3 MB in the beginning and 227.5 MB in the end (delta: 26.2 MB). Free memory was 161.1 MB in the beginning and 141.3 MB in the end (delta: 19.9 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. [2019-09-19 22:53:09,345 INFO L168 Benchmark]: Sifa took 309333.51 ms. Allocated memory was 227.5 MB in the beginning and 151.0 MB in the end (delta: -76.5 MB). Free memory was 141.3 MB in the beginning and 68.5 MB in the end (delta: 72.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 22:53:09,349 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 654.59 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 87.5 MB in the beginning and 165.4 MB in the end (delta: -77.9 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.49 ms. Allocated memory is still 201.3 MB. Free memory was 165.4 MB in the beginning and 161.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1624.89 ms. Allocated memory was 201.3 MB in the beginning and 227.5 MB in the end (delta: 26.2 MB). Free memory was 161.1 MB in the beginning and 141.3 MB in the end (delta: 19.9 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. * Sifa took 309333.51 ms. Allocated memory was 227.5 MB in the beginning and 151.0 MB in the end (delta: -76.5 MB). Free memory was 141.3 MB in the beginning and 68.5 MB in the end (delta: 72.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 309295, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 262, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 172, TOOLS_POST_TIME[ms]: 26523, TOOLS_POST_CALL_APPLICATIONS: 77, TOOLS_POST_CALL_TIME[ms]: 232, TOOLS_POST_RETURN_APPLICATIONS: 68, TOOLS_POST_RETURN_TIME[ms]: 98, TOOLS_QUANTIFIERELIM_APPLICATIONS: 317, TOOLS_QUANTIFIERELIM_TIME[ms]: 26754, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26431, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 269, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 83, DOMAIN_JOIN_TIME[ms]: 253398, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 28564, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 42, DOMAIN_ISBOTTOM_APPLICATIONS: 42, DOMAIN_ISBOTTOM_TIME[ms]: 299, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 191895, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 191895, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 68, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31233, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31232, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 425, DAG_COMPRESSION_RETAINED_NODES: 227 - UnprovableResult [Line: 193]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 514#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...