/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 16:25:34,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:25:34,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:25:34,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:25:34,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:25:34,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:25:34,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:25:34,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:25:34,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:25:34,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:25:34,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:25:34,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:25:34,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:25:34,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:25:34,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:25:34,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:25:34,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:25:34,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:25:34,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:25:34,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:25:34,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:25:34,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:25:34,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:25:34,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:25:34,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:25:34,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:25:34,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:25:34,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:25:34,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:25:34,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:25:34,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:25:34,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:25:34,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:25:34,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:25:34,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:25:34,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:25:34,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:25:34,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:25:34,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:25:34,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:25:34,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:25:34,717 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 [2020-07-20 16:25:34,758 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:25:34,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:25:34,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:25:34,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:25:34,760 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:25:34,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:25:34,761 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:25:34,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:25:34,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:25:34,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:25:34,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:25:34,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:25:34,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:25:34,762 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:25:34,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:25:34,762 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:25:34,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:25:34,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:25:34,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:25:34,764 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:25:34,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:25:34,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:25:34,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:25:34,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:25:34,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:25:34,766 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:25:34,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:34,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:25:34,766 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:25:34,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 16:25:35,037 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:25:35,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:25:35,052 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:25:35,053 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:25:35,053 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:25:35,054 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2020-07-20 16:25:35,123 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c3607467/fb6044eb194a423ab9a2fb7dbd4fa34c/FLAG7ff39487d [2020-07-20 16:25:35,623 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:25:35,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2020-07-20 16:25:35,638 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c3607467/fb6044eb194a423ab9a2fb7dbd4fa34c/FLAG7ff39487d [2020-07-20 16:25:35,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c3607467/fb6044eb194a423ab9a2fb7dbd4fa34c [2020-07-20 16:25:35,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:25:35,966 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:25:35,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:25:35,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:25:35,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:25:35,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:25:35" (1/1) ... [2020-07-20 16:25:35,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cdf09ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:35, skipping insertion in model container [2020-07-20 16:25:35,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:25:35" (1/1) ... [2020-07-20 16:25:35,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:25:36,029 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:25:36,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:25:36,476 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:25:36,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:25:36,607 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:25:36,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:36 WrapperNode [2020-07-20 16:25:36,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:25:36,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:25:36,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:25:36,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:25:36,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:36" (1/1) ... [2020-07-20 16:25:36,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:36" (1/1) ... [2020-07-20 16:25:36,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:36" (1/1) ... [2020-07-20 16:25:36,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:36" (1/1) ... [2020-07-20 16:25:36,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:36" (1/1) ... [2020-07-20 16:25:36,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:36" (1/1) ... [2020-07-20 16:25:36,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:36" (1/1) ... [2020-07-20 16:25:36,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:25:36,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:25:36,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:25:36,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:25:36,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:36" (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 [2020-07-20 16:25:36,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:25:36,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:25:36,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:25:36,801 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 16:25:36,801 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 16:25:36,802 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 16:25:36,802 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 16:25:36,802 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 16:25:36,803 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 16:25:36,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 16:25:36,804 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 16:25:36,804 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:25:36,804 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 16:25:36,804 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:25:36,804 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:25:36,806 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:25:36,806 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:25:36,806 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:25:36,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:25:36,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:25:36,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:25:36,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:25:36,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:25:36,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:25:36,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 16:25:36,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 16:25:36,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 16:25:36,809 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:25:36,809 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 16:25:36,809 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 16:25:36,809 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 16:25:36,810 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 16:25:36,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 16:25:36,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 16:25:36,810 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 16:25:36,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:25:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:25:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:25:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:25:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 16:25:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 16:25:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 16:25:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 16:25:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 16:25:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 16:25:36,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:25:36,812 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 16:25:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 16:25:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 16:25:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 16:25:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:25:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 16:25:36,815 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:25:36,815 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 16:25:36,815 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:25:36,816 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:25:36,816 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:25:36,816 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:25:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:25:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:25:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:25:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:25:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:25:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:25:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:25:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:25:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:25:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:25:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:25:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:25:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:25:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:25:36,819 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:25:36,819 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:25:36,820 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:25:36,820 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:25:36,820 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 16:25:36,820 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 16:25:36,821 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 16:25:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 16:25:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 16:25:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 16:25:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 16:25:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:25:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:25:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:25:37,867 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:25:37,867 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 16:25:37,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:25:37 BoogieIcfgContainer [2020-07-20 16:25:37,873 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:25:37,875 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:25:37,875 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:25:37,878 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:25:37,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:25:35" (1/3) ... [2020-07-20 16:25:37,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6606abe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:25:37, skipping insertion in model container [2020-07-20 16:25:37,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:36" (2/3) ... [2020-07-20 16:25:37,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6606abe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:25:37, skipping insertion in model container [2020-07-20 16:25:37,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:25:37" (3/3) ... [2020-07-20 16:25:37,882 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product01.cil.c [2020-07-20 16:25:37,894 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:25:37,902 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:25:37,918 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:25:37,944 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:25:37,944 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:25:37,945 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:25:37,945 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:25:37,945 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:25:37,945 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:25:37,946 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:25:37,946 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:25:37,973 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2020-07-20 16:25:37,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 16:25:37,982 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:37,983 INFO L422 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] [2020-07-20 16:25:37,984 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:37,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:37,990 INFO L82 PathProgramCache]: Analyzing trace with hash 72491215, now seen corresponding path program 1 times [2020-07-20 16:25:37,999 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:37,999 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [854249825] [2020-07-20 16:25:38,000 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:38,590 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:25:38,591 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:25:38,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 16:25:38,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:25:38,641 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 16:25:38,641 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:25:38,643 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [854249825] [2020-07-20 16:25:38,644 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:25:38,644 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 16:25:38,645 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221905367] [2020-07-20 16:25:38,650 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 16:25:38,651 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:25:38,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 16:25:38,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:25:38,669 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 2 states. [2020-07-20 16:25:38,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:25:38,707 INFO L93 Difference]: Finished difference Result 178 states and 225 transitions. [2020-07-20 16:25:38,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 16:25:38,709 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 16:25:38,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:25:38,720 INFO L225 Difference]: With dead ends: 178 [2020-07-20 16:25:38,721 INFO L226 Difference]: Without dead ends: 91 [2020-07-20 16:25:38,725 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:25:38,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-07-20 16:25:38,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2020-07-20 16:25:38,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-07-20 16:25:38,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 106 transitions. [2020-07-20 16:25:38,779 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 106 transitions. Word has length 59 [2020-07-20 16:25:38,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:25:38,779 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 106 transitions. [2020-07-20 16:25:38,779 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 16:25:38,780 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2020-07-20 16:25:38,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 16:25:38,783 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:38,784 INFO L422 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] [2020-07-20 16:25:38,997 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:38,998 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:38,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:38,999 INFO L82 PathProgramCache]: Analyzing trace with hash -976010458, now seen corresponding path program 1 times [2020-07-20 16:25:38,999 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:39,000 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1532209023] [2020-07-20 16:25:39,001 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:39,531 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:25:39,531 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:25:39,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:25:39,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:25:39,584 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 16:25:39,584 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:25:39,584 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1532209023] [2020-07-20 16:25:39,585 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:25:39,585 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:25:39,585 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514592653] [2020-07-20 16:25:39,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:25:39,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:25:39,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:25:39,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:25:39,588 INFO L87 Difference]: Start difference. First operand 91 states and 106 transitions. Second operand 3 states. [2020-07-20 16:25:39,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:25:39,606 INFO L93 Difference]: Finished difference Result 127 states and 147 transitions. [2020-07-20 16:25:39,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:25:39,606 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-20 16:25:39,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:25:39,608 INFO L225 Difference]: With dead ends: 127 [2020-07-20 16:25:39,609 INFO L226 Difference]: Without dead ends: 82 [2020-07-20 16:25:39,610 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:25:39,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-07-20 16:25:39,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2020-07-20 16:25:39,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-07-20 16:25:39,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 94 transitions. [2020-07-20 16:25:39,631 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 94 transitions. Word has length 60 [2020-07-20 16:25:39,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:25:39,632 INFO L479 AbstractCegarLoop]: Abstraction has 82 states and 94 transitions. [2020-07-20 16:25:39,632 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:25:39,632 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 94 transitions. [2020-07-20 16:25:39,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 16:25:39,638 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:39,639 INFO L422 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] [2020-07-20 16:25:39,854 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:39,855 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:39,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:39,856 INFO L82 PathProgramCache]: Analyzing trace with hash -1033515287, now seen corresponding path program 1 times [2020-07-20 16:25:39,857 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:39,857 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [309695779] [2020-07-20 16:25:39,858 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:40,274 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:25:40,275 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:25:40,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:25:40,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:25:40,316 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:25:40,317 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:25:40,317 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [309695779] [2020-07-20 16:25:40,317 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:25:40,318 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:25:40,318 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106197255] [2020-07-20 16:25:40,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:25:40,320 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:25:40,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:25:40,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:25:40,321 INFO L87 Difference]: Start difference. First operand 82 states and 94 transitions. Second operand 3 states. [2020-07-20 16:25:40,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:25:40,349 INFO L93 Difference]: Finished difference Result 136 states and 161 transitions. [2020-07-20 16:25:40,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:25:40,349 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-20 16:25:40,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:25:40,353 INFO L225 Difference]: With dead ends: 136 [2020-07-20 16:25:40,353 INFO L226 Difference]: Without dead ends: 82 [2020-07-20 16:25:40,355 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:25:40,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-07-20 16:25:40,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2020-07-20 16:25:40,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-07-20 16:25:40,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 93 transitions. [2020-07-20 16:25:40,370 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 93 transitions. Word has length 64 [2020-07-20 16:25:40,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:25:40,377 INFO L479 AbstractCegarLoop]: Abstraction has 82 states and 93 transitions. [2020-07-20 16:25:40,377 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:25:40,377 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2020-07-20 16:25:40,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-20 16:25:40,379 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:40,380 INFO L422 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] [2020-07-20 16:25:40,593 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:40,594 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:40,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:40,594 INFO L82 PathProgramCache]: Analyzing trace with hash 928072860, now seen corresponding path program 1 times [2020-07-20 16:25:40,595 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:40,595 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [877497610] [2020-07-20 16:25:40,596 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:41,069 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:25:41,070 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:25:41,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 16:25:41,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:25:41,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-20 16:25:41,146 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:25:41,147 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [877497610] [2020-07-20 16:25:41,147 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:25:41,147 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:25:41,148 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034038332] [2020-07-20 16:25:41,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:25:41,149 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:25:41,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:25:41,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:25:41,149 INFO L87 Difference]: Start difference. First operand 82 states and 93 transitions. Second operand 6 states. [2020-07-20 16:25:41,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:25:41,321 INFO L93 Difference]: Finished difference Result 130 states and 153 transitions. [2020-07-20 16:25:41,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:25:41,322 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-20 16:25:41,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:25:41,323 INFO L225 Difference]: With dead ends: 130 [2020-07-20 16:25:41,323 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:25:41,325 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 16:25:41,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:25:41,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:25:41,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:25:41,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:25:41,326 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-07-20 16:25:41,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:25:41,326 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:25:41,326 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:25:41,326 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:25:41,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:25:41,533 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:41,538 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:25:42,003 INFO L268 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-07-20 16:25:42,003 INFO L268 CegarLoopResult]: For program point L348-1(lines 348 352) no Hoare annotation was computed. [2020-07-20 16:25:42,004 INFO L268 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-07-20 16:25:42,004 INFO L268 CegarLoopResult]: For program point L342-2(lines 342 363) no Hoare annotation was computed. [2020-07-20 16:25:42,004 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 317 372) no Hoare annotation was computed. [2020-07-20 16:25:42,004 INFO L268 CegarLoopResult]: For program point L364(lines 341 365) no Hoare annotation was computed. [2020-07-20 16:25:42,004 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 317 372) no Hoare annotation was computed. [2020-07-20 16:25:42,004 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 317 372) no Hoare annotation was computed. [2020-07-20 16:25:42,004 INFO L268 CegarLoopResult]: For program point L418-1(line 418) no Hoare annotation was computed. [2020-07-20 16:25:42,004 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 373 432) no Hoare annotation was computed. [2020-07-20 16:25:42,005 INFO L268 CegarLoopResult]: For program point L405(lines 405 409) no Hoare annotation was computed. [2020-07-20 16:25:42,005 INFO L268 CegarLoopResult]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2020-07-20 16:25:42,005 INFO L268 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-07-20 16:25:42,005 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 373 432) no Hoare annotation was computed. [2020-07-20 16:25:42,005 INFO L268 CegarLoopResult]: For program point L399-2(lines 399 424) no Hoare annotation was computed. [2020-07-20 16:25:42,005 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 373 432) no Hoare annotation was computed. [2020-07-20 16:25:42,005 INFO L268 CegarLoopResult]: For program point L425(lines 398 426) no Hoare annotation was computed. [2020-07-20 16:25:42,006 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-07-20 16:25:42,006 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 248 254) the Hoare annotation is: true [2020-07-20 16:25:42,006 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 248 254) no Hoare annotation was computed. [2020-07-20 16:25:42,006 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 255 263) no Hoare annotation was computed. [2020-07-20 16:25:42,006 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 255 263) the Hoare annotation is: true [2020-07-20 16:25:42,007 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 255 263) no Hoare annotation was computed. [2020-07-20 16:25:42,007 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 634 641) the Hoare annotation is: true [2020-07-20 16:25:42,007 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 634 641) no Hoare annotation was computed. [2020-07-20 16:25:42,007 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 634 641) no Hoare annotation was computed. [2020-07-20 16:25:42,007 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 642 651) the Hoare annotation is: true [2020-07-20 16:25:42,007 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 642 651) no Hoare annotation was computed. [2020-07-20 16:25:42,007 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-07-20 16:25:42,008 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 642 651) no Hoare annotation was computed. [2020-07-20 16:25:42,008 INFO L264 CegarLoopResult]: At program point L667(line 667) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:25:42,008 INFO L268 CegarLoopResult]: For program point L665(lines 665 671) no Hoare annotation was computed. [2020-07-20 16:25:42,008 INFO L268 CegarLoopResult]: For program point L664(lines 664 674) no Hoare annotation was computed. [2020-07-20 16:25:42,008 INFO L271 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: true [2020-07-20 16:25:42,008 INFO L268 CegarLoopResult]: For program point L662-1(line 662) no Hoare annotation was computed. [2020-07-20 16:25:42,008 INFO L268 CegarLoopResult]: For program point L660(lines 660 677) no Hoare annotation was computed. [2020-07-20 16:25:42,009 INFO L268 CegarLoopResult]: For program point L660-1(lines 652 680) no Hoare annotation was computed. [2020-07-20 16:25:42,009 INFO L271 CegarLoopResult]: At program point L658(line 658) the Hoare annotation is: true [2020-07-20 16:25:42,009 INFO L268 CegarLoopResult]: For program point L658-1(line 658) no Hoare annotation was computed. [2020-07-20 16:25:42,009 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 652 680) the Hoare annotation is: true [2020-07-20 16:25:42,009 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 652 680) no Hoare annotation was computed. [2020-07-20 16:25:42,009 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 206 228) the Hoare annotation is: true [2020-07-20 16:25:42,009 INFO L271 CegarLoopResult]: At program point L218(line 218) the Hoare annotation is: true [2020-07-20 16:25:42,010 INFO L271 CegarLoopResult]: At program point L218-1(line 218) the Hoare annotation is: true [2020-07-20 16:25:42,010 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 206 228) no Hoare annotation was computed. [2020-07-20 16:25:42,010 INFO L268 CegarLoopResult]: For program point L216(lines 216 223) no Hoare annotation was computed. [2020-07-20 16:25:42,010 INFO L268 CegarLoopResult]: For program point L216-1(lines 216 223) no Hoare annotation was computed. [2020-07-20 16:25:42,010 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-07-20 16:25:42,010 INFO L271 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: true [2020-07-20 16:25:42,010 INFO L271 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: true [2020-07-20 16:25:42,011 INFO L271 CegarLoopResult]: At program point L212-1(line 212) the Hoare annotation is: true [2020-07-20 16:25:42,011 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 206 228) no Hoare annotation was computed. [2020-07-20 16:25:42,011 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 159 182) no Hoare annotation was computed. [2020-07-20 16:25:42,011 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 159 182) no Hoare annotation was computed. [2020-07-20 16:25:42,011 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 159 182) no Hoare annotation was computed. [2020-07-20 16:25:42,011 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-07-20 16:25:42,011 INFO L268 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-07-20 16:25:42,011 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-20 16:25:42,012 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-07-20 16:25:42,012 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-07-20 16:25:42,012 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-20 16:25:42,012 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-07-20 16:25:42,012 INFO L268 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-07-20 16:25:42,012 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-20 16:25:42,012 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-07-20 16:25:42,013 INFO L268 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-07-20 16:25:42,013 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-07-20 16:25:42,013 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-07-20 16:25:42,013 INFO L268 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-07-20 16:25:42,013 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 813 821) no Hoare annotation was computed. [2020-07-20 16:25:42,013 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 813 821) the Hoare annotation is: true [2020-07-20 16:25:42,013 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 813 821) no Hoare annotation was computed. [2020-07-20 16:25:42,013 INFO L268 CegarLoopResult]: For program point L829(lines 829 837) no Hoare annotation was computed. [2020-07-20 16:25:42,014 INFO L268 CegarLoopResult]: For program point L829-2(lines 829 837) no Hoare annotation was computed. [2020-07-20 16:25:42,014 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-07-20 16:25:42,014 INFO L268 CegarLoopResult]: For program point L852-1(line 852) no Hoare annotation was computed. [2020-07-20 16:25:42,014 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 822 857) no Hoare annotation was computed. [2020-07-20 16:25:42,014 INFO L268 CegarLoopResult]: For program point L841(lines 841 849) no Hoare annotation was computed. [2020-07-20 16:25:42,014 INFO L268 CegarLoopResult]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2020-07-20 16:25:42,014 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 822 857) no Hoare annotation was computed. [2020-07-20 16:25:42,014 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 822 857) no Hoare annotation was computed. [2020-07-20 16:25:42,015 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 241 247) no Hoare annotation was computed. [2020-07-20 16:25:42,015 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 241 247) the Hoare annotation is: true [2020-07-20 16:25:42,015 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 271 316) no Hoare annotation was computed. [2020-07-20 16:25:42,015 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 271 316) no Hoare annotation was computed. [2020-07-20 16:25:42,015 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 271 316) no Hoare annotation was computed. [2020-07-20 16:25:42,015 INFO L268 CegarLoopResult]: For program point L604(lines 604 611) no Hoare annotation was computed. [2020-07-20 16:25:42,015 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 584 629) no Hoare annotation was computed. [2020-07-20 16:25:42,016 INFO L268 CegarLoopResult]: For program point L598(lines 598 618) no Hoare annotation was computed. [2020-07-20 16:25:42,016 INFO L268 CegarLoopResult]: For program point L598-1(lines 598 618) no Hoare annotation was computed. [2020-07-20 16:25:42,016 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 584 629) no Hoare annotation was computed. [2020-07-20 16:25:42,016 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 584 629) no Hoare annotation was computed. [2020-07-20 16:25:42,016 INFO L271 CegarLoopResult]: At program point runTestENTRY(lines 192 202) the Hoare annotation is: true [2020-07-20 16:25:42,016 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 192 202) no Hoare annotation was computed. [2020-07-20 16:25:42,016 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 192 202) no Hoare annotation was computed. [2020-07-20 16:25:42,017 INFO L271 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: true [2020-07-20 16:25:42,017 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 802 812) no Hoare annotation was computed. [2020-07-20 16:25:42,017 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 802 812) no Hoare annotation was computed. [2020-07-20 16:25:42,017 INFO L268 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-07-20 16:25:42,017 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 802 812) no Hoare annotation was computed. [2020-07-20 16:25:42,017 INFO L268 CegarLoopResult]: For program point L807-1(line 807) no Hoare annotation was computed. [2020-07-20 16:25:42,017 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 794 801) no Hoare annotation was computed. [2020-07-20 16:25:42,018 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 794 801) no Hoare annotation was computed. [2020-07-20 16:25:42,018 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 794 801) no Hoare annotation was computed. [2020-07-20 16:25:42,018 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 779 785) no Hoare annotation was computed. [2020-07-20 16:25:42,018 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 779 785) the Hoare annotation is: true [2020-07-20 16:25:42,018 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (<= test_~splverifierCounter~0 0)) [2020-07-20 16:25:42,018 INFO L271 CegarLoopResult]: At program point testENTRY(lines 682 745) the Hoare annotation is: true [2020-07-20 16:25:42,019 INFO L264 CegarLoopResult]: At program point L735(lines 692 737) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (<= test_~splverifierCounter~0 0)) [2020-07-20 16:25:42,019 INFO L268 CegarLoopResult]: For program point L702(lines 702 708) no Hoare annotation was computed. [2020-07-20 16:25:42,019 INFO L268 CegarLoopResult]: For program point L702-1(lines 702 708) no Hoare annotation was computed. [2020-07-20 16:25:42,019 INFO L268 CegarLoopResult]: For program point testFINAL(lines 682 745) no Hoare annotation was computed. [2020-07-20 16:25:42,019 INFO L268 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2020-07-20 16:25:42,019 INFO L264 CegarLoopResult]: At program point L738(lines 691 739) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:25:42,019 INFO L268 CegarLoopResult]: For program point L728(lines 728 732) no Hoare annotation was computed. [2020-07-20 16:25:42,020 INFO L264 CegarLoopResult]: At program point L728-2(lines 722 733) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (<= test_~splverifierCounter~0 0)) [2020-07-20 16:25:42,020 INFO L268 CegarLoopResult]: For program point L693(lines 692 737) no Hoare annotation was computed. [2020-07-20 16:25:42,020 INFO L268 CegarLoopResult]: For program point L722(lines 722 733) no Hoare annotation was computed. [2020-07-20 16:25:42,020 INFO L264 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (<= test_~splverifierCounter~0 0)) [2020-07-20 16:25:42,020 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-07-20 16:25:42,020 INFO L268 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2020-07-20 16:25:42,021 INFO L268 CegarLoopResult]: For program point testEXIT(lines 682 745) no Hoare annotation was computed. [2020-07-20 16:25:42,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 538 583) no Hoare annotation was computed. [2020-07-20 16:25:42,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 538 583) no Hoare annotation was computed. [2020-07-20 16:25:42,021 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 538 583) no Hoare annotation was computed. [2020-07-20 16:25:42,021 INFO L268 CegarLoopResult]: For program point L558(lines 558 565) no Hoare annotation was computed. [2020-07-20 16:25:42,021 INFO L268 CegarLoopResult]: For program point L552(lines 552 572) no Hoare annotation was computed. [2020-07-20 16:25:42,021 INFO L268 CegarLoopResult]: For program point L552-1(lines 552 572) no Hoare annotation was computed. [2020-07-20 16:25:42,022 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-20 16:25:42,022 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-20 16:25:42,022 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-20 16:25:42,022 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-20 16:25:42,022 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-20 16:25:42,022 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 231 240) no Hoare annotation was computed. [2020-07-20 16:25:42,022 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 231 240) no Hoare annotation was computed. [2020-07-20 16:25:42,023 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 231 240) no Hoare annotation was computed. [2020-07-20 16:25:42,023 INFO L268 CegarLoopResult]: For program point L481(lines 481 522) no Hoare annotation was computed. [2020-07-20 16:25:42,023 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 435 537) no Hoare annotation was computed. [2020-07-20 16:25:42,023 INFO L268 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-07-20 16:25:42,023 INFO L268 CegarLoopResult]: For program point L500-1(line 500) no Hoare annotation was computed. [2020-07-20 16:25:42,023 INFO L268 CegarLoopResult]: For program point L459(lines 459 463) no Hoare annotation was computed. [2020-07-20 16:25:42,023 INFO L268 CegarLoopResult]: For program point L523(lines 523 534) no Hoare annotation was computed. [2020-07-20 16:25:42,023 INFO L268 CegarLoopResult]: For program point L486(lines 486 490) no Hoare annotation was computed. [2020-07-20 16:25:42,024 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 435 537) no Hoare annotation was computed. [2020-07-20 16:25:42,024 INFO L268 CegarLoopResult]: For program point L484-2(lines 484 504) no Hoare annotation was computed. [2020-07-20 16:25:42,024 INFO L268 CegarLoopResult]: For program point L505(lines 483 506) no Hoare annotation was computed. [2020-07-20 16:25:42,024 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 435 537) no Hoare annotation was computed. [2020-07-20 16:25:42,024 INFO L268 CegarLoopResult]: For program point L464(lines 464 480) no Hoare annotation was computed. [2020-07-20 16:25:42,024 INFO L268 CegarLoopResult]: For program point L524(lines 524 531) no Hoare annotation was computed. [2020-07-20 16:25:42,024 INFO L268 CegarLoopResult]: For program point L485(lines 484 504) no Hoare annotation was computed. [2020-07-20 16:25:42,025 INFO L268 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-07-20 16:25:42,025 INFO L268 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2020-07-20 16:25:42,025 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:25:42,025 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:25:42,025 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:25:42,025 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 786 793) no Hoare annotation was computed. [2020-07-20 16:25:42,025 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 786 793) no Hoare annotation was computed. [2020-07-20 16:25:42,025 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 786 793) no Hoare annotation was computed. [2020-07-20 16:25:42,026 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-07-20 16:25:42,026 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-20 16:25:42,026 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-20 16:25:42,042 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2020-07-20 16:25:42,042 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-20 16:25:42,042 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-20 16:25:42,042 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:25:42,042 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:25:42,043 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:25:42,043 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-07-20 16:25:42,043 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-20 16:25:42,043 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-20 16:25:42,043 INFO L271 CegarLoopResult]: At program point L768(line 768) the Hoare annotation is: true [2020-07-20 16:25:42,043 INFO L271 CegarLoopResult]: At program point L766(lines 766 772) the Hoare annotation is: true [2020-07-20 16:25:42,043 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:25:42,043 INFO L268 CegarLoopResult]: For program point L759(lines 755 777) no Hoare annotation was computed. [2020-07-20 16:25:42,043 INFO L268 CegarLoopResult]: For program point L757(lines 755 777) no Hoare annotation was computed. [2020-07-20 16:25:42,043 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 752 778) the Hoare annotation is: true [2020-07-20 16:25:42,043 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 752 778) no Hoare annotation was computed. [2020-07-20 16:25:42,044 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 752 778) no Hoare annotation was computed. [2020-07-20 16:25:42,044 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 128 157) no Hoare annotation was computed. [2020-07-20 16:25:42,044 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 128 157) the Hoare annotation is: true [2020-07-20 16:25:42,044 INFO L271 CegarLoopResult]: At program point L153(lines 128 157) the Hoare annotation is: true [2020-07-20 16:25:42,044 INFO L268 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-07-20 16:25:42,044 INFO L268 CegarLoopResult]: For program point L142(lines 142 146) no Hoare annotation was computed. [2020-07-20 16:25:42,044 INFO L271 CegarLoopResult]: At program point L142-1(lines 142 146) the Hoare annotation is: true [2020-07-20 16:25:42,045 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-20 16:25:42,045 INFO L271 CegarLoopResult]: At program point L138-2(lines 138 152) the Hoare annotation is: true [2020-07-20 16:25:42,045 INFO L271 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: true [2020-07-20 16:25:42,045 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-07-20 16:25:42,045 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-20 16:25:42,045 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-20 16:25:42,045 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-20 16:25:42,045 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 183 189) no Hoare annotation was computed. [2020-07-20 16:25:42,045 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 183 189) the Hoare annotation is: true [2020-07-20 16:25:42,045 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:25:42,045 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 16:25:42,045 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:25:42,046 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:25:42,046 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-20 16:25:42,046 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-20 16:25:42,046 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2020-07-20 16:25:42,046 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 859 866) no Hoare annotation was computed. [2020-07-20 16:25:42,046 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2020-07-20 16:25:42,046 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 859 866) the Hoare annotation is: true [2020-07-20 16:25:42,046 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 859 866) no Hoare annotation was computed. [2020-07-20 16:25:42,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:25:42 BoogieIcfgContainer [2020-07-20 16:25:42,061 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:25:42,064 INFO L168 Benchmark]: Toolchain (without parser) took 6098.88 ms. Allocated memory was 147.3 MB in the beginning and 275.8 MB in the end (delta: 128.5 MB). Free memory was 103.1 MB in the beginning and 241.8 MB in the end (delta: -138.8 MB). Peak memory consumption was 102.4 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:42,065 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 147.3 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 16:25:42,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.21 ms. Allocated memory was 147.3 MB in the beginning and 206.0 MB in the end (delta: 58.7 MB). Free memory was 102.6 MB in the beginning and 176.7 MB in the end (delta: -74.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:42,067 INFO L168 Benchmark]: Boogie Preprocessor took 114.17 ms. Allocated memory is still 206.0 MB. Free memory was 176.7 MB in the beginning and 172.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:42,068 INFO L168 Benchmark]: RCFGBuilder took 1149.95 ms. Allocated memory was 206.0 MB in the beginning and 234.4 MB in the end (delta: 28.3 MB). Free memory was 172.1 MB in the beginning and 198.8 MB in the end (delta: -26.7 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:42,069 INFO L168 Benchmark]: TraceAbstraction took 4186.82 ms. Allocated memory was 234.4 MB in the beginning and 275.8 MB in the end (delta: 41.4 MB). Free memory was 198.8 MB in the beginning and 241.8 MB in the end (delta: -43.0 MB). Peak memory consumption was 111.1 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:42,073 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 147.3 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 641.21 ms. Allocated memory was 147.3 MB in the beginning and 206.0 MB in the end (delta: 58.7 MB). Free memory was 102.6 MB in the beginning and 176.7 MB in the end (delta: -74.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.17 ms. Allocated memory is still 206.0 MB. Free memory was 176.7 MB in the beginning and 172.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1149.95 ms. Allocated memory was 206.0 MB in the beginning and 234.4 MB in the end (delta: 28.3 MB). Free memory was 172.1 MB in the beginning and 198.8 MB in the end (delta: -26.7 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4186.82 ms. Allocated memory was 234.4 MB in the beginning and 275.8 MB in the end (delta: 41.4 MB). Free memory was 198.8 MB in the beginning and 241.8 MB in the end (delta: -43.0 MB). Peak memory consumption was 111.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 863]: 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: 692]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == pumpRunning)) || splverifierCounter <= 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(1 <= systemActive) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 204 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 383 SDtfs, 82 SDslu, 281 SDs, 0 SdLazy, 50 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 248 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 125 PreInvPairs, 132 NumberOfFragments, 117 HoareAnnotationTreeSize, 125 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 43 FomulaSimplificationsInter, 418 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 250 NumberOfCodeBlocks, 221 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 246 ConstructedInterpolants, 0 QuantifiedInterpolants, 29788 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2666 ConjunctsInSsa, 16 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...