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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:34:28,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:34:28,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:34:28,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:34:28,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:34:28,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:34:28,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:34:28,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:34:28,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:34:28,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:34:28,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:34:28,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:34:28,633 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:34:28,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:34:28,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:34:28,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:34:28,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:34:28,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:34:28,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:34:28,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:34:28,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:34:28,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:34:28,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:34:28,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:34:28,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:34:28,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:34:28,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:34:28,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:34:28,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:34:28,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:34:28,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:34:28,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:34:28,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:34:28,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:34:28,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:34:28,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:34:28,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:34:28,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:34:28,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:34:28,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:34:28,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:34:28,659 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 08:34:28,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:34:28,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:34:28,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:34:28,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:34:28,678 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:34:28,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:34:28,679 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:34:28,679 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:34:28,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:34:28,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:34:28,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:34:28,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:34:28,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:34:28,680 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:34:28,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:34:28,681 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:34:28,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:34:28,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:34:28,682 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:34:28,682 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:34:28,682 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:34:28,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:34:28,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:34:28,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:34:28,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:34:28,683 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:34:28,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:34:28,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:34:28,684 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 -> 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 08:34:28,719 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:34:28,731 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:34:28,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:34:28,736 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:34:28,736 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:34:28,737 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c [2019-09-21 08:34:28,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78ea59973/e3e63b74c4344ecdb64f1d30d314da53/FLAG9f3a4671c [2019-09-21 08:34:29,367 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:34:29,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c [2019-09-21 08:34:29,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78ea59973/e3e63b74c4344ecdb64f1d30d314da53/FLAG9f3a4671c [2019-09-21 08:34:29,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78ea59973/e3e63b74c4344ecdb64f1d30d314da53 [2019-09-21 08:34:29,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:34:29,694 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:34:29,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:34:29,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:34:29,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:34:29,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:34:29" (1/1) ... [2019-09-21 08:34:29,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@750b091d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:29, skipping insertion in model container [2019-09-21 08:34:29,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:34:29" (1/1) ... [2019-09-21 08:34:29,710 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:34:29,750 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:34:30,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:34:30,223 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:34:30,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:34:30,349 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:34:30,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:30 WrapperNode [2019-09-21 08:34:30,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:34:30,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:34:30,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:34:30,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:34:30,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:30" (1/1) ... [2019-09-21 08:34:30,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:30" (1/1) ... [2019-09-21 08:34:30,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:30" (1/1) ... [2019-09-21 08:34:30,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:30" (1/1) ... [2019-09-21 08:34:30,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:30" (1/1) ... [2019-09-21 08:34:30,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:30" (1/1) ... [2019-09-21 08:34:30,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:30" (1/1) ... [2019-09-21 08:34:30,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:34:30,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:34:30,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:34:30,444 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:34:30,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:30" (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 08:34:30,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:34:30,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:34:30,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:34:30,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:34:30,525 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:34:30,526 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:34:30,526 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:34:30,527 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:34:30,527 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:34:30,527 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:34:30,527 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:34:30,528 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:34:30,528 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 08:34:30,528 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:34:30,529 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:34:30,529 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:34:30,531 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:34:30,531 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:34:30,532 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:34:30,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:34:30,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:34:30,532 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:34:30,532 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:34:30,532 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:34:30,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:34:30,533 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:34:30,533 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:34:30,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:34:30,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:34:30,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-21 08:34:30,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:34:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:34:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:34:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:34:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:34:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:34:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:34:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:34:30,535 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:34:30,535 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:34:30,535 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:34:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:34:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:34:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:34:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:34:30,536 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:34:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:34:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:34:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:34:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:34:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:34:30,538 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:34:30,538 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:34:30,538 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:34:30,538 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:34:30,538 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:34:30,538 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:34:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:34:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:34:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:34:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:34:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:34:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:34:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-21 08:34:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:34:30,541 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:34:30,541 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:34:30,541 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:34:30,541 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:34:30,541 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 08:34:30,541 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:34:30,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:34:30,542 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:34:30,543 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:34:30,543 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:34:30,543 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:34:30,544 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:34:30,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:34:30,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:34:30,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:34:30,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:34:30,545 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:34:30,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:34:30,545 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:34:30,546 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:34:30,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:34:30,546 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:34:30,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:34:30,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:34:30,547 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:34:30,547 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:34:30,547 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:34:30,548 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:34:30,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:34:30,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:34:30,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:34:32,189 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:34:32,190 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:34:32,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:32 BoogieIcfgContainer [2019-09-21 08:34:32,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:34:32,192 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:34:32,192 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:34:32,192 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:34:32,194 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:32" (1/1) ... [2019-09-21 08:34:32,194 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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 08:34:32,219 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:34:32,220 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:34:32,232 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:34:32,243 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:34:32,245 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:34:41,098 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:34:42,692 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:34:42,828 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:42,968 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:43,079 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:43,105 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-21 08:34:43,169 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-21 08:34:43,175 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-21 08:34:43,341 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:34:43,459 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:34:43,906 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:34:44,291 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:34:44,841 WARN L191 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:34:45,223 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:34:45,834 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 507 [2019-09-21 08:34:46,110 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:34:46,439 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:34:46,730 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:34:47,101 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:34:47,414 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:34:48,040 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:34:48,526 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:34:49,097 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 515 [2019-09-21 08:34:49,500 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:49,951 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 521 [2019-09-21 08:34:50,326 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-21 08:34:50,853 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:34:51,306 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:34:52,025 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 539 [2019-09-21 08:34:52,621 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:34:53,779 WARN L191 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 523 [2019-09-21 08:34:54,086 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 518 [2019-09-21 08:34:54,681 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:34:55,123 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:34:55,591 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:34:56,019 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:34:56,655 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 539 [2019-09-21 08:34:57,199 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:34:57,680 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 482 [2019-09-21 08:34:58,852 WARN L191 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 539 [2019-09-21 08:34:59,393 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:34:59,457 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 08:34:59,459 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 496 for LOIs [2019-09-21 08:34:59,719 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 488 [2019-09-21 08:35:00,069 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 491 [2019-09-21 08:35:00,225 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 498 [2019-09-21 08:35:00,227 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-21 08:35:00,231 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 17 for LOIs [2019-09-21 08:35:00,233 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:35:00,233 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:35:00,235 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 444#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) [2019-09-21 08:35:00,246 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:35:00,247 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:35:00,249 INFO L168 Benchmark]: Toolchain (without parser) took 30555.06 ms. Allocated memory was 130.5 MB in the beginning and 972.0 MB in the end (delta: 841.5 MB). Free memory was 85.0 MB in the beginning and 256.1 MB in the end (delta: -171.1 MB). Peak memory consumption was 670.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:00,250 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 130.5 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:35:00,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.96 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 84.8 MB in the beginning and 159.1 MB in the end (delta: -74.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:00,254 INFO L168 Benchmark]: Boogie Preprocessor took 93.02 ms. Allocated memory is still 197.1 MB. Free memory was 159.1 MB in the beginning and 154.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:00,261 INFO L168 Benchmark]: RCFGBuilder took 1748.30 ms. Allocated memory was 197.1 MB in the beginning and 217.1 MB in the end (delta: 19.9 MB). Free memory was 154.5 MB in the beginning and 133.4 MB in the end (delta: 21.1 MB). Peak memory consumption was 91.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:00,264 INFO L168 Benchmark]: Sifa took 28054.84 ms. Allocated memory was 217.1 MB in the beginning and 972.0 MB in the end (delta: 755.0 MB). Free memory was 133.4 MB in the beginning and 256.1 MB in the end (delta: -122.7 MB). Peak memory consumption was 632.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:00,272 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 130.5 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 654.96 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 84.8 MB in the beginning and 159.1 MB in the end (delta: -74.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.02 ms. Allocated memory is still 197.1 MB. Free memory was 159.1 MB in the beginning and 154.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1748.30 ms. Allocated memory was 197.1 MB in the beginning and 217.1 MB in the end (delta: 19.9 MB). Free memory was 154.5 MB in the beginning and 133.4 MB in the end (delta: 21.1 MB). Peak memory consumption was 91.2 MB. Max. memory is 7.1 GB. * Sifa took 28054.84 ms. Allocated memory was 217.1 MB in the beginning and 972.0 MB in the end (delta: 755.0 MB). Free memory was 133.4 MB in the beginning and 256.1 MB in the end (delta: -122.7 MB). Peak memory consumption was 632.2 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]: 28016, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 227, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 150, TOOLS_POST_TIME[ms]: 10820, TOOLS_POST_CALL_APPLICATIONS: 67, TOOLS_POST_CALL_TIME[ms]: 537, TOOLS_POST_RETURN_APPLICATIONS: 60, TOOLS_POST_RETURN_TIME[ms]: 270, TOOLS_QUANTIFIERELIM_APPLICATIONS: 276, TOOLS_QUANTIFIERELIM_TIME[ms]: 11473, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10495, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 230, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 70, DOMAIN_JOIN_TIME[ms]: 14507, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 1422, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 35, DOMAIN_ISBOTTOM_APPLICATIONS: 39, DOMAIN_ISBOTTOM_TIME[ms]: 247, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10634, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10633, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 60, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10992, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10991, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 44, DAG_COMPRESSION_PROCESSED_NODES: 412, DAG_COMPRESSION_RETAINED_NODES: 218 - UnprovableResult [Line: 44]: 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 444#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...