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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:41:13,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:41:13,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:41:13,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:41:13,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:41:13,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:41:13,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:41:13,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:41:13,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:41:13,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:41:13,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:41:13,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:41:13,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:41:13,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:41:13,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:41:13,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:41:13,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:41:13,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:41:13,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:41:13,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:41:13,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:41:13,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:41:13,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:41:13,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:41:13,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:41:13,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:41:13,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:41:13,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:41:13,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:41:13,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:41:13,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:41:13,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:41:13,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:41:13,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:41:13,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:41:13,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:41:13,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:41:13,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:41:13,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:41:13,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:41:13,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:41:13,803 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 [2019-09-20 16:41:13,817 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:41:13,818 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:41:13,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:41:13,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:41:13,819 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:41:13,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:41:13,820 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:41:13,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:41:13,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:41:13,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:41:13,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:41:13,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:41:13,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:41:13,821 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:41:13,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:41:13,822 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:41:13,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:41:13,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:41:13,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:41:13,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:41:13,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:41:13,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:41:13,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:41:13,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:41:13,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:41:13,824 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:41:13,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:41:13,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:41:13,824 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 16:41:13,860 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:41:13,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:41:13,877 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:41:13,881 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:41:13,881 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:41:13,882 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2019-09-20 16:41:13,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200da04ca/2cfd25fcda744808b2314e2b5471ba24/FLAG2f3dc73bf [2019-09-20 16:41:14,498 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:41:14,499 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2019-09-20 16:41:14,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200da04ca/2cfd25fcda744808b2314e2b5471ba24/FLAG2f3dc73bf [2019-09-20 16:41:14,789 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200da04ca/2cfd25fcda744808b2314e2b5471ba24 [2019-09-20 16:41:14,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:41:14,801 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:41:14,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:41:14,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:41:14,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:41:14,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:41:14" (1/1) ... [2019-09-20 16:41:14,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f315885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:41:14, skipping insertion in model container [2019-09-20 16:41:14,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:41:14" (1/1) ... [2019-09-20 16:41:14,818 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:41:14,881 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:41:15,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:41:15,344 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:41:15,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:41:15,480 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:41:15,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:41:15 WrapperNode [2019-09-20 16:41:15,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:41:15,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:41:15,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:41:15,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:41:15,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:41:15" (1/1) ... [2019-09-20 16:41:15,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:41:15" (1/1) ... [2019-09-20 16:41:15,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:41:15" (1/1) ... [2019-09-20 16:41:15,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:41:15" (1/1) ... [2019-09-20 16:41:15,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:41:15" (1/1) ... [2019-09-20 16:41:15,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:41:15" (1/1) ... [2019-09-20 16:41:15,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:41:15" (1/1) ... [2019-09-20 16:41:15,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:41:15,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:41:15,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:41:15,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:41:15,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:41:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:41:15,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:41:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:41:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 16:41:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 16:41:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 16:41:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 16:41:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 16:41:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 16:41:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 16:41:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 16:41:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 16:41:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 16:41:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 16:41:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 16:41:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 16:41:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 16:41:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 16:41:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 16:41:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 16:41:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 16:41:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 16:41:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 16:41:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 16:41:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:41:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 16:41:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 16:41:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 16:41:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 16:41:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 16:41:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 16:41:15,645 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 16:41:15,645 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 16:41:15,645 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 16:41:15,645 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 16:41:15,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 16:41:15,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 16:41:15,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 16:41:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:41:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:41:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 16:41:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 16:41:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 16:41:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 16:41:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 16:41:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 16:41:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 16:41:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 16:41:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 16:41:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 16:41:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 16:41:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 16:41:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 16:41:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 16:41:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 16:41:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 16:41:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 16:41:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 16:41:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 16:41:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 16:41:15,650 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 16:41:15,650 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 16:41:15,650 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 16:41:15,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 16:41:15,650 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 16:41:15,650 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 16:41:15,651 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 16:41:15,651 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 16:41:15,651 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:41:15,651 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 16:41:15,651 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 16:41:15,651 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 16:41:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 16:41:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 16:41:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 16:41:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 16:41:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 16:41:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 16:41:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 16:41:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 16:41:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 16:41:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 16:41:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 16:41:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 16:41:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 16:41:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 16:41:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:41:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 16:41:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:41:17,253 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:41:17,254 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 16:41:17,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:41:17 BoogieIcfgContainer [2019-09-20 16:41:17,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:41:17,256 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:41:17,256 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:41:17,257 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:41:17,258 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:41:17" (1/1) ... [2019-09-20 16:41:17,259 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ 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=SizeLimitFluid [2019-09-20 16:41:17,285 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:41:17,286 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:41:17,298 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:41:17,311 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:41:17,313 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:41:42,602 WARN L191 SmtUtils]: Spent 15.39 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 16:41:44,406 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 16:41:48,291 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 16:41:48,565 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 16:41:48,580 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 115 for LOIs [2019-09-20 16:41:48,636 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 115 for LOIs [2019-09-20 16:41:48,654 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 115 for LOIs [2019-09-20 16:41:49,638 WARN L191 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-20 16:41:50,587 WARN L191 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-20 16:41:50,934 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:41:51,427 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:51,786 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:52,120 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 16:41:52,611 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 16:41:52,958 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 16:41:53,316 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 16:41:53,651 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:41:54,020 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:54,358 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:41:54,694 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 16:41:55,065 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 16:41:55,407 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 16:41:55,737 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 16:41:55,745 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-20 16:41:55,747 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 108 for LOIs [2019-09-20 16:41:56,001 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 16:41:56,003 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 108 for LOIs [2019-09-20 16:41:56,011 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 109 for LOIs [2019-09-20 16:41:56,250 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 16:41:56,251 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 16:41:56,251 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 16:41:56,253 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 263#(and (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string17.offset|) (<= 0 |#t~string63.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string60.offset|) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 |#t~string51.offset|) (<= |#t~string1.offset| 0) (<= ~pumpRunning~0 0) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= |#t~string9.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= 0 |#t~string53.offset|) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= 0 ~pumpRunning~0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= |#t~string23.offset| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 |#t~string25.offset|) (<= |#t~string25.offset| 0)) [2019-09-20 16:41:56,265 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 16:41:56,266 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 16:41:56,267 INFO L168 Benchmark]: Toolchain (without parser) took 41466.23 ms. Allocated memory was 135.8 MB in the beginning and 496.5 MB in the end (delta: 360.7 MB). Free memory was 87.5 MB in the beginning and 93.5 MB in the end (delta: -6.1 MB). Peak memory consumption was 354.7 MB. Max. memory is 7.1 GB. [2019-09-20 16:41:56,268 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 135.8 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 16:41:56,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 679.78 ms. Allocated memory was 135.8 MB in the beginning and 219.2 MB in the end (delta: 83.4 MB). Free memory was 87.3 MB in the beginning and 195.1 MB in the end (delta: -107.8 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-09-20 16:41:56,270 INFO L168 Benchmark]: Boogie Preprocessor took 90.21 ms. Allocated memory is still 219.2 MB. Free memory was 195.1 MB in the beginning and 191.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 16:41:56,271 INFO L168 Benchmark]: RCFGBuilder took 1682.69 ms. Allocated memory was 219.2 MB in the beginning and 263.7 MB in the end (delta: 44.6 MB). Free memory was 191.3 MB in the beginning and 221.8 MB in the end (delta: -30.4 MB). Peak memory consumption was 119.3 MB. Max. memory is 7.1 GB. [2019-09-20 16:41:56,272 INFO L168 Benchmark]: Sifa took 39009.53 ms. Allocated memory was 263.7 MB in the beginning and 496.5 MB in the end (delta: 232.8 MB). Free memory was 221.8 MB in the beginning and 93.5 MB in the end (delta: 128.2 MB). Peak memory consumption was 361.0 MB. Max. memory is 7.1 GB. [2019-09-20 16:41:56,276 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 135.8 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 679.78 ms. Allocated memory was 135.8 MB in the beginning and 219.2 MB in the end (delta: 83.4 MB). Free memory was 87.3 MB in the beginning and 195.1 MB in the end (delta: -107.8 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.21 ms. Allocated memory is still 219.2 MB. Free memory was 195.1 MB in the beginning and 191.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1682.69 ms. Allocated memory was 219.2 MB in the beginning and 263.7 MB in the end (delta: 44.6 MB). Free memory was 191.3 MB in the beginning and 221.8 MB in the end (delta: -30.4 MB). Peak memory consumption was 119.3 MB. Max. memory is 7.1 GB. * Sifa took 39009.53 ms. Allocated memory was 263.7 MB in the beginning and 496.5 MB in the end (delta: 232.8 MB). Free memory was 221.8 MB in the beginning and 93.5 MB in the end (delta: 128.2 MB). Peak memory consumption was 361.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 38968, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 172, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 113, TOOLS_POST_TIME[ms]: 30964, TOOLS_POST_CALL_APPLICATIONS: 51, TOOLS_POST_CALL_TIME[ms]: 141, TOOLS_POST_RETURN_APPLICATIONS: 44, TOOLS_POST_RETURN_TIME[ms]: 49, TOOLS_QUANTIFIERELIM_APPLICATIONS: 207, TOOLS_QUANTIFIERELIM_TIME[ms]: 31079, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30909, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 176, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 51, DOMAIN_JOIN_TIME[ms]: 7577, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 32, DOMAIN_ISBOTTOM_TIME[ms]: 78, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4444, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4443, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 44, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31497, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31496, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 313, DAG_COMPRESSION_RETAINED_NODES: 164 - UnprovableResult [Line: 331]: 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 263#(and (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string17.offset|) (<= 0 |#t~string63.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string60.offset|) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 |#t~string51.offset|) (<= |#t~string1.offset| 0) (<= ~pumpRunning~0 0) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= |#t~string9.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= 0 |#t~string53.offset|) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= 0 ~pumpRunning~0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= |#t~string23.offset| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 |#t~string25.offset|) (<= |#t~string25.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...