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_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:13:24,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:13:24,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:13:24,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:13:24,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:13:24,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:13:24,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:13:24,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:13:24,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:13:24,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:13:24,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:13:24,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:13:24,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:13:24,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:13:24,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:13:24,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:13:24,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:13:24,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:13:24,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:13:24,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:13:24,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:13:24,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:13:24,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:13:24,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:13:24,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:13:24,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:13:24,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:13:24,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:13:24,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:13:24,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:13:24,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:13:24,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:13:24,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:13:24,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:13:24,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:13:24,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:13:24,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:13:24,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:13:24,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:13:24,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:13:24,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:13:24,647 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 [2019-09-21 09:13:24,673 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:13:24,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:13:24,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:13:24,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:13:24,677 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:13:24,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:13:24,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:13:24,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:13:24,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:13:24,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:13:24,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:13:24,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:13:24,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:13:24,680 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:13:24,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:13:24,680 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:13:24,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:13:24,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:13:24,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:13:24,681 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:13:24,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:13:24,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:13:24,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:13:24,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:13:24,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:13:24,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:13:24,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:13:24,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:13:24,683 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_QUICK [2019-09-21 09:13:24,731 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:13:24,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:13:24,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:13:24,752 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:13:24,753 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:13:24,753 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2019-09-21 09:13:24,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8872c944d/fbfe8263496b4ea8933a7d0a5d6b1ef9/FLAGf99bf76e4 [2019-09-21 09:13:25,347 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:13:25,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2019-09-21 09:13:25,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8872c944d/fbfe8263496b4ea8933a7d0a5d6b1ef9/FLAGf99bf76e4 [2019-09-21 09:13:25,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8872c944d/fbfe8263496b4ea8933a7d0a5d6b1ef9 [2019-09-21 09:13:25,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:13:25,675 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:13:25,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:13:25,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:13:25,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:13:25,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:13:25" (1/1) ... [2019-09-21 09:13:25,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b3abfca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:13:25, skipping insertion in model container [2019-09-21 09:13:25,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:13:25" (1/1) ... [2019-09-21 09:13:25,690 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:13:25,735 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:13:26,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:13:26,172 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:13:26,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:13:26,308 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:13:26,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:13:26 WrapperNode [2019-09-21 09:13:26,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:13:26,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:13:26,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:13:26,311 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:13:26,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:13:26" (1/1) ... [2019-09-21 09:13:26,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:13:26" (1/1) ... [2019-09-21 09:13:26,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:13:26" (1/1) ... [2019-09-21 09:13:26,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:13:26" (1/1) ... [2019-09-21 09:13:26,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:13:26" (1/1) ... [2019-09-21 09:13:26,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:13:26" (1/1) ... [2019-09-21 09:13:26,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:13:26" (1/1) ... [2019-09-21 09:13:26,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:13:26,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:13:26,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:13:26,404 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:13:26,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:13:26" (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 [2019-09-21 09:13:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:13:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:13:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 09:13:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 09:13:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 09:13:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 09:13:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 09:13:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 09:13:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 09:13:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 09:13:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 09:13:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 09:13:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 09:13:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 09:13:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 09:13:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 09:13:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 09:13:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:13:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 09:13:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 09:13:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 09:13:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 09:13:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 09:13:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 09:13:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 09:13:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 09:13:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 09:13:26,480 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 09:13:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 09:13:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 09:13:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 09:13:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 09:13:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 09:13:26,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 09:13:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 09:13:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 09:13:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:13:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:13:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 09:13:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 09:13:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 09:13:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 09:13:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 09:13:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 09:13:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:13:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:13:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:13:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 09:13:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:13:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 09:13:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 09:13:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:13:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 09:13:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 09:13:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:13:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 09:13:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 09:13:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 09:13:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 09:13:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 09:13:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 09:13:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 09:13:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 09:13:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 09:13:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 09:13:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 09:13:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 09:13:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 09:13:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 09:13:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:13:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 09:13:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 09:13:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 09:13:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 09:13:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 09:13:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 09:13:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 09:13:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 09:13:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 09:13:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 09:13:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 09:13:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 09:13:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 09:13:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:13:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:13:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:13:27,893 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:13:27,894 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 09:13:27,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:13:27 BoogieIcfgContainer [2019-09-21 09:13:27,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:13:27,896 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:13:27,896 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:13:27,897 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:13:27,898 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:13:27" (1/1) ... [2019-09-21 09:13:27,898 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:13:27,929 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:13:27,929 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:13:27,939 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:13:27,948 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:13:27,950 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:13:37,994 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 09:13:39,802 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 09:13:39,951 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:13:39,998 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-21 09:13:40,042 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-21 09:13:40,048 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-21 09:13:55,081 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 09:13:55,083 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 106 for LOIs [2019-09-21 09:13:55,124 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 100 for LOIs [2019-09-21 09:13:55,130 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 100 for LOIs [2019-09-21 09:13:55,140 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:13:55,141 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:13:55,144 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 4080#(and (<= |#t~string58.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string40.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string42.offset| 0) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= |#t~string46.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)) [2019-09-21 09:13:55,160 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:13:55,160 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:13:55,164 INFO L168 Benchmark]: Toolchain (without parser) took 29486.83 ms. Allocated memory was 137.4 MB in the beginning and 972.6 MB in the end (delta: 835.2 MB). Free memory was 84.1 MB in the beginning and 217.8 MB in the end (delta: -133.7 MB). Peak memory consumption was 701.5 MB. Max. memory is 7.1 GB. [2019-09-21 09:13:55,165 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:13:55,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.53 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 83.9 MB in the beginning and 163.8 MB in the end (delta: -79.9 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-21 09:13:55,168 INFO L168 Benchmark]: Boogie Preprocessor took 92.61 ms. Allocated memory is still 197.7 MB. Free memory was 163.8 MB in the beginning and 159.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-21 09:13:55,169 INFO L168 Benchmark]: RCFGBuilder took 1492.02 ms. Allocated memory was 197.7 MB in the beginning and 217.6 MB in the end (delta: 19.9 MB). Free memory was 159.9 MB in the beginning and 147.0 MB in the end (delta: 13.0 MB). Peak memory consumption was 96.1 MB. Max. memory is 7.1 GB. [2019-09-21 09:13:55,170 INFO L168 Benchmark]: Sifa took 27264.10 ms. Allocated memory was 217.6 MB in the beginning and 972.6 MB in the end (delta: 755.0 MB). Free memory was 147.0 MB in the beginning and 217.8 MB in the end (delta: -70.9 MB). Peak memory consumption was 684.1 MB. Max. memory is 7.1 GB. [2019-09-21 09:13:55,174 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 634.53 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 83.9 MB in the beginning and 163.8 MB in the end (delta: -79.9 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.61 ms. Allocated memory is still 197.7 MB. Free memory was 163.8 MB in the beginning and 159.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1492.02 ms. Allocated memory was 197.7 MB in the beginning and 217.6 MB in the end (delta: 19.9 MB). Free memory was 159.9 MB in the beginning and 147.0 MB in the end (delta: 13.0 MB). Peak memory consumption was 96.1 MB. Max. memory is 7.1 GB. * Sifa took 27264.10 ms. Allocated memory was 217.6 MB in the beginning and 972.6 MB in the end (delta: 755.0 MB). Free memory was 147.0 MB in the beginning and 217.8 MB in the end (delta: -70.9 MB). Peak memory consumption was 684.1 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]: 27216, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 2936, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 2105, TOOLS_POST_TIME[ms]: 13070, TOOLS_POST_CALL_APPLICATIONS: 658, TOOLS_POST_CALL_TIME[ms]: 1067, TOOLS_POST_RETURN_APPLICATIONS: 651, TOOLS_POST_RETURN_TIME[ms]: 621, TOOLS_QUANTIFIERELIM_APPLICATIONS: 3413, TOOLS_QUANTIFIERELIM_TIME[ms]: 13870, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11933, FLUID_QUERY_TIME[ms]: 83, FLUID_QUERIES: 3146, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 621, DOMAIN_JOIN_TIME[ms]: 10441, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 43, DOMAIN_WIDEN_TIME[ms]: 67, DOMAIN_ISSUBSETEQ_APPLICATIONS: 210, DOMAIN_ISSUBSETEQ_TIME[ms]: 571, DOMAIN_ISBOTTOM_APPLICATIONS: 326, DOMAIN_ISBOTTOM_TIME[ms]: 889, LOOP_SUMMARIZER_APPLICATIONS: 167, LOOP_SUMMARIZER_CACHE_MISSES: 167, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 11846, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11844, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 210, CALL_SUMMARIZER_APPLICATIONS: 651, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12074, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12070, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 101, DAG_COMPRESSION_PROCESSED_NODES: 2133, DAG_COMPRESSION_RETAINED_NODES: 766 - UnprovableResult [Line: 578]: 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 4080#(and (<= |#t~string58.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string40.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string42.offset| 0) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= |#t~string46.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...