/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 01:02:43,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 01:02:43,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 01:02:43,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 01:02:43,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 01:02:43,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 01:02:43,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 01:02:43,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 01:02:43,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 01:02:43,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 01:02:43,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 01:02:43,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 01:02:43,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 01:02:43,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 01:02:43,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 01:02:43,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 01:02:43,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 01:02:43,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 01:02:43,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 01:02:43,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 01:02:43,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 01:02:43,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 01:02:43,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 01:02:43,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 01:02:43,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 01:02:43,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 01:02:43,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 01:02:43,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 01:02:43,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 01:02:43,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 01:02:43,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 01:02:43,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 01:02:43,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 01:02:43,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 01:02:43,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 01:02:43,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 01:02:43,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 01:02:43,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 01:02:43,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 01:02:43,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 01:02:43,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 01:02:43,672 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 [2019-11-07 01:02:43,704 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 01:02:43,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 01:02:43,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 01:02:43,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 01:02:43,710 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 01:02:43,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 01:02:43,710 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 01:02:43,710 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 01:02:43,710 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 01:02:43,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 01:02:43,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 01:02:43,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 01:02:43,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 01:02:43,711 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 01:02:43,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 01:02:43,714 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 01:02:43,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 01:02:43,714 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 01:02:43,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 01:02:43,715 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 01:02:43,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 01:02:43,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 01:02:43,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 01:02:43,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 01:02:43,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 01:02:43,716 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 01:02:43,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 01:02:43,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 01:02:43,717 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-07 01:02:44,038 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 01:02:44,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 01:02:44,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 01:02:44,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 01:02:44,067 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 01:02:44,068 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product28.cil.c [2019-11-07 01:02:44,139 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b54dce908/1b60ffbba9e64053b9e37c6d5851f5e9/FLAGcc5df8e99 [2019-11-07 01:02:44,683 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 01:02:44,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product28.cil.c [2019-11-07 01:02:44,712 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b54dce908/1b60ffbba9e64053b9e37c6d5851f5e9/FLAGcc5df8e99 [2019-11-07 01:02:45,015 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b54dce908/1b60ffbba9e64053b9e37c6d5851f5e9 [2019-11-07 01:02:45,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 01:02:45,026 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 01:02:45,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 01:02:45,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 01:02:45,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 01:02:45,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:02:45" (1/1) ... [2019-11-07 01:02:45,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f0e6f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:45, skipping insertion in model container [2019-11-07 01:02:45,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:02:45" (1/1) ... [2019-11-07 01:02:45,042 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 01:02:45,083 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 01:02:45,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:02:45,510 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 01:02:45,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:02:45,662 INFO L192 MainTranslator]: Completed translation [2019-11-07 01:02:45,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:45 WrapperNode [2019-11-07 01:02:45,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 01:02:45,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 01:02:45,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 01:02:45,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 01:02:45,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:45" (1/1) ... [2019-11-07 01:02:45,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:45" (1/1) ... [2019-11-07 01:02:45,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:45" (1/1) ... [2019-11-07 01:02:45,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:45" (1/1) ... [2019-11-07 01:02:45,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:45" (1/1) ... [2019-11-07 01:02:45,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:45" (1/1) ... [2019-11-07 01:02:45,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:45" (1/1) ... [2019-11-07 01:02:45,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 01:02:45,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 01:02:45,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 01:02:45,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 01:02:45,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:45" (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 [2019-11-07 01:02:45,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 01:02:45,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 01:02:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 01:02:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 01:02:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 01:02:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 01:02:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 01:02:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 01:02:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 01:02:45,818 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 01:02:45,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-11-07 01:02:45,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-11-07 01:02:45,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-11-07 01:02:45,819 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 01:02:45,819 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 01:02:45,819 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 01:02:45,821 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 01:02:45,821 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 01:02:45,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 01:02:45,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 01:02:45,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 01:02:45,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 01:02:45,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 01:02:45,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 01:02:45,823 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 01:02:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 01:02:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 01:02:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 01:02:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 01:02:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 01:02:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 01:02:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 01:02:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 01:02:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 01:02:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 01:02:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 01:02:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 01:02:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 01:02:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 01:02:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 01:02:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 01:02:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 01:02:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 01:02:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 01:02:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 01:02:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 01:02:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 01:02:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 01:02:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 01:02:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 01:02:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 01:02:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 01:02:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 01:02:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 01:02:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 01:02:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-11-07 01:02:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-11-07 01:02:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-11-07 01:02:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 01:02:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 01:02:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 01:02:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 01:02:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 01:02:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 01:02:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 01:02:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 01:02:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 01:02:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 01:02:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 01:02:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 01:02:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 01:02:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 01:02:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 01:02:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 01:02:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 01:02:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 01:02:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 01:02:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 01:02:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 01:02:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 01:02:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 01:02:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 01:02:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 01:02:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 01:02:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 01:02:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 01:02:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 01:02:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 01:02:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 01:02:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 01:02:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 01:02:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 01:02:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 01:02:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 01:02:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 01:02:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 01:02:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 01:02:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 01:02:46,917 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 01:02:46,918 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 01:02:46,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:02:46 BoogieIcfgContainer [2019-11-07 01:02:46,919 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 01:02:46,921 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 01:02:46,921 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 01:02:46,924 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 01:02:46,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:02:45" (1/3) ... [2019-11-07 01:02:46,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9e7dee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:02:46, skipping insertion in model container [2019-11-07 01:02:46,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:45" (2/3) ... [2019-11-07 01:02:46,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9e7dee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:02:46, skipping insertion in model container [2019-11-07 01:02:46,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:02:46" (3/3) ... [2019-11-07 01:02:46,929 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product28.cil.c [2019-11-07 01:02:46,939 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 01:02:46,948 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 01:02:46,960 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 01:02:46,987 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 01:02:46,987 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 01:02:46,987 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 01:02:46,987 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 01:02:46,988 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 01:02:46,988 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 01:02:46,988 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 01:02:46,988 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 01:02:47,011 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2019-11-07 01:02:47,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-07 01:02:47,021 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:47,022 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:47,024 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:47,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:47,030 INFO L82 PathProgramCache]: Analyzing trace with hash 176643797, now seen corresponding path program 1 times [2019-11-07 01:02:47,040 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:47,041 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104074118] [2019-11-07 01:02:47,041 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:47,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-07 01:02:47,407 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104074118] [2019-11-07 01:02:47,409 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:47,409 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 01:02:47,410 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308044132] [2019-11-07 01:02:47,419 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 01:02:47,421 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:47,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 01:02:47,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 01:02:47,438 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 2 states. [2019-11-07 01:02:47,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:47,477 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2019-11-07 01:02:47,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 01:02:47,479 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-11-07 01:02:47,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:47,493 INFO L225 Difference]: With dead ends: 244 [2019-11-07 01:02:47,493 INFO L226 Difference]: Without dead ends: 124 [2019-11-07 01:02:47,498 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 01:02:47,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-11-07 01:02:47,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2019-11-07 01:02:47,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-11-07 01:02:47,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2019-11-07 01:02:47,556 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2019-11-07 01:02:47,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:47,557 INFO L462 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2019-11-07 01:02:47,557 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 01:02:47,557 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2019-11-07 01:02:47,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-07 01:02:47,561 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:47,562 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:47,562 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:47,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:47,562 INFO L82 PathProgramCache]: Analyzing trace with hash -464202477, now seen corresponding path program 1 times [2019-11-07 01:02:47,563 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:47,563 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233966184] [2019-11-07 01:02:47,563 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:47,735 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-07 01:02:47,735 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233966184] [2019-11-07 01:02:47,736 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:47,736 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 01:02:47,736 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508440485] [2019-11-07 01:02:47,738 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 01:02:47,738 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:47,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 01:02:47,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:02:47,739 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 3 states. [2019-11-07 01:02:47,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:47,775 INFO L93 Difference]: Finished difference Result 183 states and 213 transitions. [2019-11-07 01:02:47,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 01:02:47,775 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-11-07 01:02:47,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:47,779 INFO L225 Difference]: With dead ends: 183 [2019-11-07 01:02:47,780 INFO L226 Difference]: Without dead ends: 115 [2019-11-07 01:02:47,784 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:02:47,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2019-11-07 01:02:47,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2019-11-07 01:02:47,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2019-11-07 01:02:47,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 133 transitions. [2019-11-07 01:02:47,810 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 133 transitions. Word has length 60 [2019-11-07 01:02:47,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:47,811 INFO L462 AbstractCegarLoop]: Abstraction has 115 states and 133 transitions. [2019-11-07 01:02:47,811 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 01:02:47,811 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2019-11-07 01:02:47,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-07 01:02:47,817 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:47,817 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:47,817 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:47,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:47,819 INFO L82 PathProgramCache]: Analyzing trace with hash -1980183215, now seen corresponding path program 1 times [2019-11-07 01:02:47,820 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:47,820 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355171597] [2019-11-07 01:02:47,820 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:47,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-07 01:02:47,982 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355171597] [2019-11-07 01:02:47,983 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:47,983 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 01:02:47,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906588062] [2019-11-07 01:02:47,985 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 01:02:47,985 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:47,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 01:02:47,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 01:02:47,986 INFO L87 Difference]: Start difference. First operand 115 states and 133 transitions. Second operand 7 states. [2019-11-07 01:02:48,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:48,545 INFO L93 Difference]: Finished difference Result 345 states and 419 transitions. [2019-11-07 01:02:48,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 01:02:48,546 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2019-11-07 01:02:48,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:48,554 INFO L225 Difference]: With dead ends: 345 [2019-11-07 01:02:48,554 INFO L226 Difference]: Without dead ends: 258 [2019-11-07 01:02:48,558 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-07 01:02:48,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2019-11-07 01:02:48,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 246. [2019-11-07 01:02:48,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2019-11-07 01:02:48,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 298 transitions. [2019-11-07 01:02:48,591 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 298 transitions. Word has length 65 [2019-11-07 01:02:48,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:48,592 INFO L462 AbstractCegarLoop]: Abstraction has 246 states and 298 transitions. [2019-11-07 01:02:48,592 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 01:02:48,592 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 298 transitions. [2019-11-07 01:02:48,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-07 01:02:48,596 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:48,596 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:48,596 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:48,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:48,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1204188044, now seen corresponding path program 1 times [2019-11-07 01:02:48,598 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:48,598 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832851014] [2019-11-07 01:02:48,598 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:48,717 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-07 01:02:48,717 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832851014] [2019-11-07 01:02:48,718 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:48,718 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 01:02:48,718 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568893644] [2019-11-07 01:02:48,720 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 01:02:48,720 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:48,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 01:02:48,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-07 01:02:48,721 INFO L87 Difference]: Start difference. First operand 246 states and 298 transitions. Second operand 7 states. [2019-11-07 01:02:49,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:49,077 INFO L93 Difference]: Finished difference Result 410 states and 513 transitions. [2019-11-07 01:02:49,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 01:02:49,079 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2019-11-07 01:02:49,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:49,080 INFO L225 Difference]: With dead ends: 410 [2019-11-07 01:02:49,080 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 01:02:49,084 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-07 01:02:49,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 01:02:49,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 01:02:49,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 01:02:49,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 01:02:49,085 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2019-11-07 01:02:49,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:49,085 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 01:02:49,085 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 01:02:49,086 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 01:02:49,086 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 01:02:49,091 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 01:02:49,860 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 377) no Hoare annotation was computed. [2019-11-07 01:02:49,860 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 377) no Hoare annotation was computed. [2019-11-07 01:02:49,860 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 342 397) no Hoare annotation was computed. [2019-11-07 01:02:49,860 INFO L443 ceAbstractionStarter]: For program point L368(line 368) no Hoare annotation was computed. [2019-11-07 01:02:49,861 INFO L443 ceAbstractionStarter]: For program point L367-2(lines 367 388) no Hoare annotation was computed. [2019-11-07 01:02:49,861 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 342 397) no Hoare annotation was computed. [2019-11-07 01:02:49,861 INFO L443 ceAbstractionStarter]: For program point L389(lines 366 390) no Hoare annotation was computed. [2019-11-07 01:02:49,861 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 342 397) no Hoare annotation was computed. [2019-11-07 01:02:49,861 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-11-07 01:02:49,861 INFO L443 ceAbstractionStarter]: For program point L443-1(line 443) no Hoare annotation was computed. [2019-11-07 01:02:49,861 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 398 457) no Hoare annotation was computed. [2019-11-07 01:02:49,862 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 398 457) no Hoare annotation was computed. [2019-11-07 01:02:49,862 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 434) no Hoare annotation was computed. [2019-11-07 01:02:49,862 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 430 434) no Hoare annotation was computed. [2019-11-07 01:02:49,862 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 398 457) no Hoare annotation was computed. [2019-11-07 01:02:49,862 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-11-07 01:02:49,862 INFO L443 ceAbstractionStarter]: For program point L424-2(lines 424 449) no Hoare annotation was computed. [2019-11-07 01:02:49,862 INFO L443 ceAbstractionStarter]: For program point L450(lines 423 451) no Hoare annotation was computed. [2019-11-07 01:02:49,863 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 674 680) the Hoare annotation is: true [2019-11-07 01:02:49,863 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 674 680) no Hoare annotation was computed. [2019-11-07 01:02:49,864 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 681 689) no Hoare annotation was computed. [2019-11-07 01:02:49,864 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 681 689) the Hoare annotation is: true [2019-11-07 01:02:49,864 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 681 689) no Hoare annotation was computed. [2019-11-07 01:02:49,864 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 139 146) the Hoare annotation is: true [2019-11-07 01:02:49,864 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 139 146) no Hoare annotation was computed. [2019-11-07 01:02:49,864 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 139 146) no Hoare annotation was computed. [2019-11-07 01:02:49,865 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 147 156) the Hoare annotation is: true [2019-11-07 01:02:49,865 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 147 156) no Hoare annotation was computed. [2019-11-07 01:02:49,865 INFO L443 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2019-11-07 01:02:49,865 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 147 156) no Hoare annotation was computed. [2019-11-07 01:02:49,866 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 157 185) the Hoare annotation is: true [2019-11-07 01:02:49,866 INFO L439 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 01:02:49,866 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 157 185) no Hoare annotation was computed. [2019-11-07 01:02:49,866 INFO L443 ceAbstractionStarter]: For program point L170(lines 170 176) no Hoare annotation was computed. [2019-11-07 01:02:49,867 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 179) no Hoare annotation was computed. [2019-11-07 01:02:49,867 INFO L446 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: true [2019-11-07 01:02:49,868 INFO L443 ceAbstractionStarter]: For program point L167-1(line 167) no Hoare annotation was computed. [2019-11-07 01:02:49,869 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 182) no Hoare annotation was computed. [2019-11-07 01:02:49,869 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 157 185) no Hoare annotation was computed. [2019-11-07 01:02:49,869 INFO L446 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: true [2019-11-07 01:02:49,869 INFO L443 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2019-11-07 01:02:49,869 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 266 288) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,869 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 266 288) no Hoare annotation was computed. [2019-11-07 01:02:49,870 INFO L439 ceAbstractionStarter]: At program point L278(line 278) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-11-07 01:02:49,870 INFO L439 ceAbstractionStarter]: At program point L278-1(line 278) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-11-07 01:02:49,870 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 283) no Hoare annotation was computed. [2019-11-07 01:02:49,870 INFO L443 ceAbstractionStarter]: For program point L276-1(lines 276 283) no Hoare annotation was computed. [2019-11-07 01:02:49,870 INFO L443 ceAbstractionStarter]: For program point L274(line 274) no Hoare annotation was computed. [2019-11-07 01:02:49,872 INFO L439 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,872 INFO L439 ceAbstractionStarter]: At program point L272(line 272) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,873 INFO L439 ceAbstractionStarter]: At program point L272-1(line 272) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,873 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 266 288) no Hoare annotation was computed. [2019-11-07 01:02:49,873 INFO L443 ceAbstractionStarter]: For program point L225(line 225) no Hoare annotation was computed. [2019-11-07 01:02:49,873 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 220 243) no Hoare annotation was computed. [2019-11-07 01:02:49,873 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 220 243) no Hoare annotation was computed. [2019-11-07 01:02:49,873 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 220 243) no Hoare annotation was computed. [2019-11-07 01:02:49,874 INFO L443 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2019-11-07 01:02:49,874 INFO L443 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2019-11-07 01:02:49,874 INFO L443 ceAbstractionStarter]: For program point L236(line 236) no Hoare annotation was computed. [2019-11-07 01:02:49,874 INFO L443 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2019-11-07 01:02:49,874 INFO L443 ceAbstractionStarter]: For program point L234(line 234) no Hoare annotation was computed. [2019-11-07 01:02:49,874 INFO L443 ceAbstractionStarter]: For program point L233(line 233) no Hoare annotation was computed. [2019-11-07 01:02:49,874 INFO L443 ceAbstractionStarter]: For program point L232(line 232) no Hoare annotation was computed. [2019-11-07 01:02:49,875 INFO L443 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2019-11-07 01:02:49,875 INFO L443 ceAbstractionStarter]: For program point L230(line 230) no Hoare annotation was computed. [2019-11-07 01:02:49,875 INFO L443 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2019-11-07 01:02:49,875 INFO L443 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2019-11-07 01:02:49,875 INFO L443 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2019-11-07 01:02:49,875 INFO L443 ceAbstractionStarter]: For program point L226(line 226) no Hoare annotation was computed. [2019-11-07 01:02:49,876 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 876 890) no Hoare annotation was computed. [2019-11-07 01:02:49,876 INFO L443 ceAbstractionStarter]: For program point L880(lines 880 886) no Hoare annotation was computed. [2019-11-07 01:02:49,876 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 876 890) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-11-07 01:02:49,876 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 876 890) no Hoare annotation was computed. [2019-11-07 01:02:49,876 INFO L439 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 01:02:49,876 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 812 820) no Hoare annotation was computed. [2019-11-07 01:02:49,877 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 812 820) the Hoare annotation is: true [2019-11-07 01:02:49,877 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 812 820) no Hoare annotation was computed. [2019-11-07 01:02:49,877 INFO L446 ceAbstractionStarter]: At program point L864(line 864) the Hoare annotation is: true [2019-11-07 01:02:49,877 INFO L443 ceAbstractionStarter]: For program point L866-2(lines 866 870) no Hoare annotation was computed. [2019-11-07 01:02:49,877 INFO L443 ceAbstractionStarter]: For program point L864-1(line 864) no Hoare annotation was computed. [2019-11-07 01:02:49,877 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 857 875) the Hoare annotation is: true [2019-11-07 01:02:49,878 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 857 875) no Hoare annotation was computed. [2019-11-07 01:02:49,878 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 870) no Hoare annotation was computed. [2019-11-07 01:02:49,878 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 857 875) no Hoare annotation was computed. [2019-11-07 01:02:49,878 INFO L443 ceAbstractionStarter]: For program point L828(lines 828 836) no Hoare annotation was computed. [2019-11-07 01:02:49,878 INFO L443 ceAbstractionStarter]: For program point L828-2(lines 828 836) no Hoare annotation was computed. [2019-11-07 01:02:49,878 INFO L443 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2019-11-07 01:02:49,878 INFO L443 ceAbstractionStarter]: For program point L851-1(line 851) no Hoare annotation was computed. [2019-11-07 01:02:49,879 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 821 856) no Hoare annotation was computed. [2019-11-07 01:02:49,879 INFO L443 ceAbstractionStarter]: For program point L840(lines 840 848) no Hoare annotation was computed. [2019-11-07 01:02:49,880 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 821 856) no Hoare annotation was computed. [2019-11-07 01:02:49,880 INFO L443 ceAbstractionStarter]: For program point L840-2(lines 840 848) no Hoare annotation was computed. [2019-11-07 01:02:49,880 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 821 856) no Hoare annotation was computed. [2019-11-07 01:02:49,880 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 667 673) no Hoare annotation was computed. [2019-11-07 01:02:49,880 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 667 673) the Hoare annotation is: true [2019-11-07 01:02:49,880 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 296 341) no Hoare annotation was computed. [2019-11-07 01:02:49,881 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 296 341) no Hoare annotation was computed. [2019-11-07 01:02:49,881 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 296 341) no Hoare annotation was computed. [2019-11-07 01:02:49,881 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 609 654) no Hoare annotation was computed. [2019-11-07 01:02:49,881 INFO L443 ceAbstractionStarter]: For program point L629(lines 629 636) no Hoare annotation was computed. [2019-11-07 01:02:49,881 INFO L443 ceAbstractionStarter]: For program point L623(lines 623 643) no Hoare annotation was computed. [2019-11-07 01:02:49,881 INFO L443 ceAbstractionStarter]: For program point L623-1(lines 623 643) no Hoare annotation was computed. [2019-11-07 01:02:49,881 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 609 654) no Hoare annotation was computed. [2019-11-07 01:02:49,882 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 609 654) no Hoare annotation was computed. [2019-11-07 01:02:49,882 INFO L439 ceAbstractionStarter]: At program point L257(line 257) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,882 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 252 262) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,882 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 252 262) no Hoare annotation was computed. [2019-11-07 01:02:49,882 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 252 262) no Hoare annotation was computed. [2019-11-07 01:02:49,882 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 801 811) no Hoare annotation was computed. [2019-11-07 01:02:49,883 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 801 811) no Hoare annotation was computed. [2019-11-07 01:02:49,883 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 801 811) no Hoare annotation was computed. [2019-11-07 01:02:49,883 INFO L443 ceAbstractionStarter]: For program point L806(line 806) no Hoare annotation was computed. [2019-11-07 01:02:49,883 INFO L443 ceAbstractionStarter]: For program point L806-1(line 806) no Hoare annotation was computed. [2019-11-07 01:02:49,883 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 793 800) the Hoare annotation is: true [2019-11-07 01:02:49,883 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 793 800) no Hoare annotation was computed. [2019-11-07 01:02:49,884 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 793 800) no Hoare annotation was computed. [2019-11-07 01:02:49,884 INFO L439 ceAbstractionStarter]: At program point L761(line 761) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 01:02:49,884 INFO L443 ceAbstractionStarter]: For program point L761-1(lines 742 766) no Hoare annotation was computed. [2019-11-07 01:02:49,884 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 742 766) no Hoare annotation was computed. [2019-11-07 01:02:49,884 INFO L439 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 01:02:49,886 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 742 766) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 01:02:49,887 INFO L439 ceAbstractionStarter]: At program point L752(line 752) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 01:02:49,887 INFO L443 ceAbstractionStarter]: For program point L750(lines 750 758) no Hoare annotation was computed. [2019-11-07 01:02:49,887 INFO L439 ceAbstractionStarter]: At program point L748(line 748) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 01:02:49,887 INFO L443 ceAbstractionStarter]: For program point L748-1(line 748) no Hoare annotation was computed. [2019-11-07 01:02:49,887 INFO L443 ceAbstractionStarter]: For program point L746(lines 746 763) no Hoare annotation was computed. [2019-11-07 01:02:49,887 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 734 740) no Hoare annotation was computed. [2019-11-07 01:02:49,899 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 734 740) the Hoare annotation is: true [2019-11-07 01:02:49,899 INFO L439 ceAbstractionStarter]: At program point L960(lines 909 961) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,900 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 900 967) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,902 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 900 967) no Hoare annotation was computed. [2019-11-07 01:02:49,902 INFO L439 ceAbstractionStarter]: At program point L950(line 950) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,902 INFO L443 ceAbstractionStarter]: For program point L948(lines 948 954) no Hoare annotation was computed. [2019-11-07 01:02:49,902 INFO L439 ceAbstractionStarter]: At program point L948-1(lines 940 955) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,903 INFO L443 ceAbstractionStarter]: For program point L911(lines 910 959) no Hoare annotation was computed. [2019-11-07 01:02:49,903 INFO L439 ceAbstractionStarter]: At program point L942(line 942) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,903 INFO L443 ceAbstractionStarter]: For program point L940(lines 940 955) no Hoare annotation was computed. [2019-11-07 01:02:49,903 INFO L439 ceAbstractionStarter]: At program point L932(line 932) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,903 INFO L443 ceAbstractionStarter]: For program point L930(lines 930 936) no Hoare annotation was computed. [2019-11-07 01:02:49,903 INFO L443 ceAbstractionStarter]: For program point L930-1(lines 930 936) no Hoare annotation was computed. [2019-11-07 01:02:49,903 INFO L439 ceAbstractionStarter]: At program point L957(lines 910 959) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,904 INFO L439 ceAbstractionStarter]: At program point L922(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:49,904 INFO L443 ceAbstractionStarter]: For program point L920(lines 920 926) no Hoare annotation was computed. [2019-11-07 01:02:49,904 INFO L443 ceAbstractionStarter]: For program point L920-1(lines 920 926) no Hoare annotation was computed. [2019-11-07 01:02:49,904 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 916) no Hoare annotation was computed. [2019-11-07 01:02:49,904 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 900 967) no Hoare annotation was computed. [2019-11-07 01:02:49,904 INFO L443 ceAbstractionStarter]: For program point L577(lines 577 597) no Hoare annotation was computed. [2019-11-07 01:02:49,904 INFO L443 ceAbstractionStarter]: For program point L577-1(lines 577 597) no Hoare annotation was computed. [2019-11-07 01:02:49,905 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 563 608) no Hoare annotation was computed. [2019-11-07 01:02:49,905 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 563 608) no Hoare annotation was computed. [2019-11-07 01:02:49,905 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 563 608) no Hoare annotation was computed. [2019-11-07 01:02:49,905 INFO L443 ceAbstractionStarter]: For program point L583(lines 583 590) no Hoare annotation was computed. [2019-11-07 01:02:49,905 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 767 774) no Hoare annotation was computed. [2019-11-07 01:02:49,905 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 767 774) no Hoare annotation was computed. [2019-11-07 01:02:49,905 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 767 774) no Hoare annotation was computed. [2019-11-07 01:02:49,905 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2019-11-07 01:02:49,907 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2019-11-07 01:02:49,907 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2019-11-07 01:02:49,907 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2019-11-07 01:02:49,907 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2019-11-07 01:02:49,908 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2019-11-07 01:02:49,908 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2019-11-07 01:02:49,908 INFO L443 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2019-11-07 01:02:49,908 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 460 562) no Hoare annotation was computed. [2019-11-07 01:02:49,908 INFO L443 ceAbstractionStarter]: For program point L510(lines 509 529) no Hoare annotation was computed. [2019-11-07 01:02:49,908 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-07 01:02:49,908 INFO L443 ceAbstractionStarter]: For program point L541-1(line 541) no Hoare annotation was computed. [2019-11-07 01:02:49,909 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 547) no Hoare annotation was computed. [2019-11-07 01:02:49,909 INFO L443 ceAbstractionStarter]: For program point L525(line 525) no Hoare annotation was computed. [2019-11-07 01:02:49,909 INFO L443 ceAbstractionStarter]: For program point L525-1(line 525) no Hoare annotation was computed. [2019-11-07 01:02:49,909 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 460 562) no Hoare annotation was computed. [2019-11-07 01:02:49,909 INFO L443 ceAbstractionStarter]: For program point L484(lines 484 488) no Hoare annotation was computed. [2019-11-07 01:02:49,910 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 559) no Hoare annotation was computed. [2019-11-07 01:02:49,910 INFO L443 ceAbstractionStarter]: For program point L511(lines 511 515) no Hoare annotation was computed. [2019-11-07 01:02:49,910 INFO L443 ceAbstractionStarter]: For program point L509-2(lines 509 529) no Hoare annotation was computed. [2019-11-07 01:02:49,910 INFO L443 ceAbstractionStarter]: For program point L530(lines 508 531) no Hoare annotation was computed. [2019-11-07 01:02:49,910 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 460 562) no Hoare annotation was computed. [2019-11-07 01:02:49,910 INFO L443 ceAbstractionStarter]: For program point L489(lines 489 505) no Hoare annotation was computed. [2019-11-07 01:02:49,910 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 556) no Hoare annotation was computed. [2019-11-07 01:02:49,910 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 657 666) no Hoare annotation was computed. [2019-11-07 01:02:49,910 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 657 666) no Hoare annotation was computed. [2019-11-07 01:02:49,911 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 657 666) no Hoare annotation was computed. [2019-11-07 01:02:49,911 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:02:49,911 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-11-07 01:02:49,911 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:02:49,911 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 789) no Hoare annotation was computed. [2019-11-07 01:02:49,911 INFO L443 ceAbstractionStarter]: For program point L781(line 781) no Hoare annotation was computed. [2019-11-07 01:02:49,911 INFO L443 ceAbstractionStarter]: For program point L781-1(line 781) no Hoare annotation was computed. [2019-11-07 01:02:49,911 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 776 792) no Hoare annotation was computed. [2019-11-07 01:02:49,912 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 776 792) no Hoare annotation was computed. [2019-11-07 01:02:49,912 INFO L443 ceAbstractionStarter]: For program point L787(line 787) no Hoare annotation was computed. [2019-11-07 01:02:49,912 INFO L443 ceAbstractionStarter]: For program point L787-1(lines 776 792) no Hoare annotation was computed. [2019-11-07 01:02:49,912 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2019-11-07 01:02:49,912 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2019-11-07 01:02:49,912 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2019-11-07 01:02:49,912 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2019-11-07 01:02:49,913 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2019-11-07 01:02:49,913 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2019-11-07 01:02:49,913 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:02:49,914 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 01:02:49,914 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:02:49,914 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 85 93) no Hoare annotation was computed. [2019-11-07 01:02:49,914 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2019-11-07 01:02:49,914 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2019-11-07 01:02:49,914 INFO L439 ceAbstractionStarter]: At program point L723(line 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-11-07 01:02:49,914 INFO L439 ceAbstractionStarter]: At program point L721(lines 721 727) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 01:02:49,915 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 707 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 01:02:49,915 INFO L439 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 01:02:49,915 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 707 733) no Hoare annotation was computed. [2019-11-07 01:02:49,916 INFO L443 ceAbstractionStarter]: For program point L714(lines 710 732) no Hoare annotation was computed. [2019-11-07 01:02:49,916 INFO L443 ceAbstractionStarter]: For program point L712(lines 710 732) no Hoare annotation was computed. [2019-11-07 01:02:49,916 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 707 733) no Hoare annotation was computed. [2019-11-07 01:02:49,916 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 189 218) no Hoare annotation was computed. [2019-11-07 01:02:49,916 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 189 218) the Hoare annotation is: true [2019-11-07 01:02:49,916 INFO L446 ceAbstractionStarter]: At program point L214(lines 189 218) the Hoare annotation is: true [2019-11-07 01:02:49,916 INFO L443 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2019-11-07 01:02:49,917 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 207) no Hoare annotation was computed. [2019-11-07 01:02:49,917 INFO L446 ceAbstractionStarter]: At program point L203-1(lines 203 207) the Hoare annotation is: true [2019-11-07 01:02:49,917 INFO L443 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2019-11-07 01:02:49,917 INFO L446 ceAbstractionStarter]: At program point L199-2(lines 199 213) the Hoare annotation is: true [2019-11-07 01:02:49,917 INFO L446 ceAbstractionStarter]: At program point L195(line 195) the Hoare annotation is: true [2019-11-07 01:02:49,917 INFO L443 ceAbstractionStarter]: For program point L195-1(line 195) no Hoare annotation was computed. [2019-11-07 01:02:49,917 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2019-11-07 01:02:49,917 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2019-11-07 01:02:49,918 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2019-11-07 01:02:49,918 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 244 250) no Hoare annotation was computed. [2019-11-07 01:02:49,918 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 244 250) the Hoare annotation is: true [2019-11-07 01:02:49,918 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:02:49,918 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-07 01:02:49,918 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 01:02:49,918 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:02:49,918 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 891 898) no Hoare annotation was computed. [2019-11-07 01:02:49,919 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 891 898) the Hoare annotation is: true [2019-11-07 01:02:49,919 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 891 898) no Hoare annotation was computed. [2019-11-07 01:02:49,919 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2019-11-07 01:02:49,919 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2019-11-07 01:02:49,919 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: true [2019-11-07 01:02:49,919 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 691 698) no Hoare annotation was computed. [2019-11-07 01:02:49,919 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 695) no Hoare annotation was computed. [2019-11-07 01:02:49,920 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 691 698) the Hoare annotation is: true [2019-11-07 01:02:49,920 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 691 698) no Hoare annotation was computed. [2019-11-07 01:02:49,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:02:49 BoogieIcfgContainer [2019-11-07 01:02:49,937 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 01:02:49,942 INFO L168 Benchmark]: Toolchain (without parser) took 4913.08 ms. Allocated memory was 138.9 MB in the beginning and 246.9 MB in the end (delta: 108.0 MB). Free memory was 102.5 MB in the beginning and 143.1 MB in the end (delta: -40.7 MB). Peak memory consumption was 121.7 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:49,943 INFO L168 Benchmark]: CDTParser took 1.04 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 01:02:49,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.30 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.3 MB in the beginning and 171.5 MB in the end (delta: -69.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:49,947 INFO L168 Benchmark]: Boogie Preprocessor took 83.65 ms. Allocated memory is still 203.4 MB. Free memory was 171.5 MB in the beginning and 166.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:49,949 INFO L168 Benchmark]: RCFGBuilder took 1172.10 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 166.8 MB in the beginning and 196.0 MB in the end (delta: -29.2 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:49,954 INFO L168 Benchmark]: TraceAbstraction took 3016.20 ms. Allocated memory was 236.5 MB in the beginning and 246.9 MB in the end (delta: 10.5 MB). Free memory was 196.0 MB in the beginning and 143.1 MB in the end (delta: 52.9 MB). Peak memory consumption was 117.7 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:49,966 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 636.30 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.3 MB in the beginning and 171.5 MB in the end (delta: -69.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.65 ms. Allocated memory is still 203.4 MB. Free memory was 171.5 MB in the beginning and 166.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1172.10 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 166.8 MB in the beginning and 196.0 MB in the end (delta: -29.2 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3016.20 ms. Allocated memory was 236.5 MB in the beginning and 246.9 MB in the end (delta: 10.5 MB). Free memory was 196.0 MB in the beginning and 143.1 MB in the end (delta: 52.9 MB). Peak memory consumption was 117.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 695]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 241 locations, 1 error locations. Result: SAFE, OverallTime: 2.9s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 542 SDtfs, 310 SDslu, 824 SDs, 0 SdLazy, 397 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=246occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 272 PreInvPairs, 296 NumberOfFragments, 412 HoareAnnotationTreeSize, 272 FomulaSimplifications, 168 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 57 FomulaSimplificationsInter, 870 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 26598 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...