/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 NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:34:56,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:34:56,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:34:56,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:34:56,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:34:56,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:34:56,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:34:56,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:34:56,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:34:56,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:34:56,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:34:56,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:34:56,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:34:56,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:34:56,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:34:56,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:34:56,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:34:56,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:34:56,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:34:56,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:34:56,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:34:56,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:34:56,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:34:56,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:34:56,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:34:56,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:34:56,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:34:56,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:34:56,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:34:56,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:34:56,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:34:56,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:34:56,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:34:56,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:34:56,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:34:56,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:34:56,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:34:56,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:34:56,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:34:56,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:34:56,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:34:56,554 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 [2020-07-21 10:34:56,568 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:34:56,569 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:34:56,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:34:56,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:34:56,570 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:34:56,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:34:56,571 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:34:56,571 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:34:56,571 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:34:56,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:34:56,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:34:56,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:34:56,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:34:56,572 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:34:56,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:34:56,573 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:34:56,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:34:56,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:34:56,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:34:56,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:34:56,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:34:56,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:34:56,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:34:56,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:34:56,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:34:56,575 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:34:56,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:34:56,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:34:56,575 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:34:56,575 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 -> NOT_INCREMENTALLY [2020-07-21 10:34:56,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:34:56,884 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:34:56,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:34:56,888 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:34:56,889 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:34:56,889 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c [2020-07-21 10:34:56,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccb01aaa5/e0ed8420fa124871946d3fcae6ebd7d5/FLAG788231673 [2020-07-21 10:34:57,501 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:34:57,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c [2020-07-21 10:34:57,519 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccb01aaa5/e0ed8420fa124871946d3fcae6ebd7d5/FLAG788231673 [2020-07-21 10:34:57,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccb01aaa5/e0ed8420fa124871946d3fcae6ebd7d5 [2020-07-21 10:34:57,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:34:57,984 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:34:57,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:34:57,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:34:57,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:34:57,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:34:57" (1/1) ... [2020-07-21 10:34:57,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7a1a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:57, skipping insertion in model container [2020-07-21 10:34:57,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:34:57" (1/1) ... [2020-07-21 10:34:58,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:34:58,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:34:58,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:34:58,495 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:34:58,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:34:58,647 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:34:58,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58 WrapperNode [2020-07-21 10:34:58,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:34:58,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:34:58,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:34:58,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:34:58,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:34:58,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:34:58,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:34:58,736 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:34:58,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (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 [2020-07-21 10:34:58,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:34:58,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:34:58,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:34:58,806 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:34:58,807 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:34:58,807 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:34:58,807 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-21 10:34:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:34:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:34:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:34:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:34:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:34:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 10:34:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:34:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:34:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:34:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:34:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:34:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:34:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:34:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:34:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:34:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:34:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:34:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:34:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-21 10:34:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:34:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:34:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:34:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:34:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:34:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:34:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:34:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:34:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:34:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:34:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:34:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:34:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:34:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:34:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:34:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:34:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:34:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 10:34:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:34:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:34:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:34:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:34:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:34:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:34:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:34:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:34:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:34:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:34:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-21 10:34:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:34:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-21 10:34:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:34:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:34:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:34:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:34:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:34:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:34:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:34:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:34:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:34:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:34:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:34:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:34:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:34:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:34:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:34:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:34:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:34:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:34:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:34:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:34:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:34:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:34:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:34:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:34:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:34:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:34:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:34:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:34:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:34:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:34:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:34:59,839 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:34:59,839 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:34:59,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:34:59 BoogieIcfgContainer [2020-07-21 10:34:59,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:34:59,847 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:34:59,847 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:34:59,850 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:34:59,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:34:57" (1/3) ... [2020-07-21 10:34:59,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f7310ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:34:59, skipping insertion in model container [2020-07-21 10:34:59,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (2/3) ... [2020-07-21 10:34:59,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f7310ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:34:59, skipping insertion in model container [2020-07-21 10:34:59,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:34:59" (3/3) ... [2020-07-21 10:34:59,854 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product12.cil.c [2020-07-21 10:34:59,865 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:34:59,873 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:34:59,888 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:34:59,915 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:34:59,916 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:34:59,916 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:34:59,916 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:34:59,916 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:34:59,917 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:34:59,917 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:34:59,917 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:34:59,941 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2020-07-21 10:34:59,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 10:34:59,950 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:34:59,952 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:34:59,952 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:34:59,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:34:59,959 INFO L82 PathProgramCache]: Analyzing trace with hash -2135633634, now seen corresponding path program 1 times [2020-07-21 10:34:59,968 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:34:59,969 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [664790857] [2020-07-21 10:34:59,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-21 10:35:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:00,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:35:00,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:00,343 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:00,344 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [664790857] [2020-07-21 10:35:00,345 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:00,345 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:35:00,346 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537233132] [2020-07-21 10:35:00,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:35:00,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:00,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:35:00,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:35:00,372 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 2 states. [2020-07-21 10:35:00,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:00,431 INFO L93 Difference]: Finished difference Result 188 states and 233 transitions. [2020-07-21 10:35:00,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:35:00,433 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 10:35:00,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:00,446 INFO L225 Difference]: With dead ends: 188 [2020-07-21 10:35:00,447 INFO L226 Difference]: Without dead ends: 94 [2020-07-21 10:35:00,450 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:35:00,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-07-21 10:35:00,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2020-07-21 10:35:00,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-07-21 10:35:00,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2020-07-21 10:35:00,503 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 46 [2020-07-21 10:35:00,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:00,504 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2020-07-21 10:35:00,504 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:35:00,504 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2020-07-21 10:35:00,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 10:35:00,508 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:00,508 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:00,723 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:00,723 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:00,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:00,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1443818456, now seen corresponding path program 1 times [2020-07-21 10:35:00,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:00,725 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1557778888] [2020-07-21 10:35:00,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-21 10:35:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:00,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:35:00,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:00,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:00,997 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:00,997 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1557778888] [2020-07-21 10:35:00,997 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:00,997 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:35:00,998 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598861163] [2020-07-21 10:35:01,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:35:01,003 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:01,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:35:01,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:01,004 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 3 states. [2020-07-21 10:35:01,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:01,030 INFO L93 Difference]: Finished difference Result 124 states and 141 transitions. [2020-07-21 10:35:01,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:35:01,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 10:35:01,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:01,033 INFO L225 Difference]: With dead ends: 124 [2020-07-21 10:35:01,033 INFO L226 Difference]: Without dead ends: 85 [2020-07-21 10:35:01,037 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:01,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-07-21 10:35:01,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-07-21 10:35:01,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-21 10:35:01,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 96 transitions. [2020-07-21 10:35:01,063 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 96 transitions. Word has length 47 [2020-07-21 10:35:01,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:01,063 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 96 transitions. [2020-07-21 10:35:01,064 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:35:01,064 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2020-07-21 10:35:01,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 10:35:01,071 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:01,073 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:01,288 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:01,289 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:01,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:01,290 INFO L82 PathProgramCache]: Analyzing trace with hash 870802390, now seen corresponding path program 1 times [2020-07-21 10:35:01,290 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:01,291 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1639706476] [2020-07-21 10:35:01,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-21 10:35:01,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:01,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:35:01,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:01,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:01,511 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:01,512 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1639706476] [2020-07-21 10:35:01,512 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:01,512 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:35:01,512 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238633113] [2020-07-21 10:35:01,513 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:35:01,513 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:01,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:35:01,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:01,514 INFO L87 Difference]: Start difference. First operand 85 states and 96 transitions. Second operand 3 states. [2020-07-21 10:35:01,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:01,551 INFO L93 Difference]: Finished difference Result 203 states and 239 transitions. [2020-07-21 10:35:01,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:35:01,554 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 10:35:01,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:01,556 INFO L225 Difference]: With dead ends: 203 [2020-07-21 10:35:01,556 INFO L226 Difference]: Without dead ends: 142 [2020-07-21 10:35:01,557 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:01,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-07-21 10:35:01,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 130. [2020-07-21 10:35:01,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-07-21 10:35:01,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 151 transitions. [2020-07-21 10:35:01,577 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 151 transitions. Word has length 52 [2020-07-21 10:35:01,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:01,578 INFO L479 AbstractCegarLoop]: Abstraction has 130 states and 151 transitions. [2020-07-21 10:35:01,578 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:35:01,578 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2020-07-21 10:35:01,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-21 10:35:01,580 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:01,580 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:01,793 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:01,794 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:01,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:01,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1258139816, now seen corresponding path program 1 times [2020-07-21 10:35:01,795 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:01,796 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [104318592] [2020-07-21 10:35:01,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-21 10:35:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:01,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:35:01,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:02,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:02,008 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:02,008 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [104318592] [2020-07-21 10:35:02,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:02,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:35:02,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172010524] [2020-07-21 10:35:02,009 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:35:02,009 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:02,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:35:02,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:35:02,010 INFO L87 Difference]: Start difference. First operand 130 states and 151 transitions. Second operand 6 states. [2020-07-21 10:35:02,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:02,192 INFO L93 Difference]: Finished difference Result 225 states and 269 transitions. [2020-07-21 10:35:02,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:35:02,193 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2020-07-21 10:35:02,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:02,194 INFO L225 Difference]: With dead ends: 225 [2020-07-21 10:35:02,194 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:35:02,196 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:35:02,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:35:02,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:35:02,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:35:02,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:35:02,197 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2020-07-21 10:35:02,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:02,197 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:35:02,197 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:35:02,197 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:35:02,197 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:35:02,406 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:02,411 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:35:02,872 INFO L268 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-07-21 10:35:02,872 INFO L268 CegarLoopResult]: For program point L508-1(lines 508 512) no Hoare annotation was computed. [2020-07-21 10:35:02,872 INFO L268 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2020-07-21 10:35:02,872 INFO L268 CegarLoopResult]: For program point L502-2(lines 502 523) no Hoare annotation was computed. [2020-07-21 10:35:02,873 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 477 532) no Hoare annotation was computed. [2020-07-21 10:35:02,873 INFO L268 CegarLoopResult]: For program point L524(lines 501 525) no Hoare annotation was computed. [2020-07-21 10:35:02,873 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 477 532) no Hoare annotation was computed. [2020-07-21 10:35:02,873 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 477 532) no Hoare annotation was computed. [2020-07-21 10:35:02,873 INFO L268 CegarLoopResult]: For program point L578-1(line 578) no Hoare annotation was computed. [2020-07-21 10:35:02,873 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 533 592) no Hoare annotation was computed. [2020-07-21 10:35:02,873 INFO L268 CegarLoopResult]: For program point L565(lines 565 569) no Hoare annotation was computed. [2020-07-21 10:35:02,873 INFO L268 CegarLoopResult]: For program point L565-1(lines 565 569) no Hoare annotation was computed. [2020-07-21 10:35:02,874 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-07-21 10:35:02,874 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 533 592) no Hoare annotation was computed. [2020-07-21 10:35:02,874 INFO L268 CegarLoopResult]: For program point L559-2(lines 559 584) no Hoare annotation was computed. [2020-07-21 10:35:02,874 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 533 592) no Hoare annotation was computed. [2020-07-21 10:35:02,874 INFO L268 CegarLoopResult]: For program point L585(lines 558 586) no Hoare annotation was computed. [2020-07-21 10:35:02,874 INFO L268 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-07-21 10:35:02,874 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 382 388) the Hoare annotation is: true [2020-07-21 10:35:02,875 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 382 388) no Hoare annotation was computed. [2020-07-21 10:35:02,875 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 389 397) no Hoare annotation was computed. [2020-07-21 10:35:02,875 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 389 397) the Hoare annotation is: true [2020-07-21 10:35:02,875 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 389 397) no Hoare annotation was computed. [2020-07-21 10:35:02,875 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 863 885) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,875 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 863 885) no Hoare annotation was computed. [2020-07-21 10:35:02,875 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 863 885) no Hoare annotation was computed. [2020-07-21 10:35:02,876 INFO L264 CegarLoopResult]: At program point L875(line 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,876 INFO L264 CegarLoopResult]: At program point L875-1(line 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,876 INFO L268 CegarLoopResult]: For program point L873(lines 873 880) no Hoare annotation was computed. [2020-07-21 10:35:02,877 INFO L268 CegarLoopResult]: For program point L873-1(lines 873 880) no Hoare annotation was computed. [2020-07-21 10:35:02,877 INFO L268 CegarLoopResult]: For program point L871(line 871) no Hoare annotation was computed. [2020-07-21 10:35:02,879 INFO L264 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,879 INFO L264 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,879 INFO L264 CegarLoopResult]: At program point L869-1(line 869) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,879 INFO L268 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-07-21 10:35:02,879 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-07-21 10:35:02,879 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 822 845) no Hoare annotation was computed. [2020-07-21 10:35:02,879 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-07-21 10:35:02,880 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-07-21 10:35:02,880 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-07-21 10:35:02,880 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 822 845) no Hoare annotation was computed. [2020-07-21 10:35:02,880 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-07-21 10:35:02,880 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 822 845) no Hoare annotation was computed. [2020-07-21 10:35:02,880 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-07-21 10:35:02,880 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-07-21 10:35:02,881 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-07-21 10:35:02,881 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-07-21 10:35:02,881 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-07-21 10:35:02,881 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-07-21 10:35:02,881 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-07-21 10:35:02,881 INFO L268 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-07-21 10:35:02,881 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 247 261) no Hoare annotation was computed. [2020-07-21 10:35:02,881 INFO L264 CegarLoopResult]: At program point L253(line 253) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:35:02,881 INFO L268 CegarLoopResult]: For program point L251(lines 251 257) no Hoare annotation was computed. [2020-07-21 10:35:02,882 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 247 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:02,882 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 247 261) no Hoare annotation was computed. [2020-07-21 10:35:02,882 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 157 164) no Hoare annotation was computed. [2020-07-21 10:35:02,882 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 157 164) no Hoare annotation was computed. [2020-07-21 10:35:02,882 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 157 164) no Hoare annotation was computed. [2020-07-21 10:35:02,882 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 202 210) no Hoare annotation was computed. [2020-07-21 10:35:02,882 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 202 210) the Hoare annotation is: true [2020-07-21 10:35:02,882 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 202 210) no Hoare annotation was computed. [2020-07-21 10:35:02,882 INFO L268 CegarLoopResult]: For program point L218(lines 218 226) no Hoare annotation was computed. [2020-07-21 10:35:02,883 INFO L268 CegarLoopResult]: For program point L218-2(lines 218 226) no Hoare annotation was computed. [2020-07-21 10:35:02,883 INFO L268 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-07-21 10:35:02,883 INFO L268 CegarLoopResult]: For program point L241-1(line 241) no Hoare annotation was computed. [2020-07-21 10:35:02,883 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 211 246) no Hoare annotation was computed. [2020-07-21 10:35:02,883 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 211 246) no Hoare annotation was computed. [2020-07-21 10:35:02,883 INFO L268 CegarLoopResult]: For program point L230(lines 230 238) no Hoare annotation was computed. [2020-07-21 10:35:02,883 INFO L268 CegarLoopResult]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2020-07-21 10:35:02,883 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 211 246) no Hoare annotation was computed. [2020-07-21 10:35:02,883 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 375 381) no Hoare annotation was computed. [2020-07-21 10:35:02,883 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 375 381) the Hoare annotation is: true [2020-07-21 10:35:02,884 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 431 476) no Hoare annotation was computed. [2020-07-21 10:35:02,884 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 431 476) no Hoare annotation was computed. [2020-07-21 10:35:02,884 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 431 476) no Hoare annotation was computed. [2020-07-21 10:35:02,884 INFO L268 CegarLoopResult]: For program point L764(lines 764 771) no Hoare annotation was computed. [2020-07-21 10:35:02,884 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 744 789) no Hoare annotation was computed. [2020-07-21 10:35:02,884 INFO L268 CegarLoopResult]: For program point L758(lines 758 778) no Hoare annotation was computed. [2020-07-21 10:35:02,884 INFO L268 CegarLoopResult]: For program point L758-1(lines 758 778) no Hoare annotation was computed. [2020-07-21 10:35:02,884 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 744 789) no Hoare annotation was computed. [2020-07-21 10:35:02,884 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 744 789) no Hoare annotation was computed. [2020-07-21 10:35:02,885 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 853 862) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,885 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 853 862) no Hoare annotation was computed. [2020-07-21 10:35:02,885 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 853 862) no Hoare annotation was computed. [2020-07-21 10:35:02,885 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 191 201) no Hoare annotation was computed. [2020-07-21 10:35:02,885 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 191 201) no Hoare annotation was computed. [2020-07-21 10:35:02,885 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 191 201) no Hoare annotation was computed. [2020-07-21 10:35:02,885 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-21 10:35:02,886 INFO L268 CegarLoopResult]: For program point L196-1(line 196) no Hoare annotation was computed. [2020-07-21 10:35:02,886 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 183 190) the Hoare annotation is: true [2020-07-21 10:35:02,886 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 183 190) no Hoare annotation was computed. [2020-07-21 10:35:02,886 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 183 190) no Hoare annotation was computed. [2020-07-21 10:35:02,886 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 150 156) no Hoare annotation was computed. [2020-07-21 10:35:02,886 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 150 156) the Hoare annotation is: true [2020-07-21 10:35:02,886 INFO L268 CegarLoopResult]: For program point L66-1(lines 66 72) no Hoare annotation was computed. [2020-07-21 10:35:02,886 INFO L264 CegarLoopResult]: At program point testENTRY(lines 46 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,887 INFO L268 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-07-21 10:35:02,887 INFO L268 CegarLoopResult]: For program point testFINAL(lines 46 113) no Hoare annotation was computed. [2020-07-21 10:35:02,887 INFO L264 CegarLoopResult]: At program point L106(lines 55 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,888 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,888 INFO L268 CegarLoopResult]: For program point L94(lines 94 100) no Hoare annotation was computed. [2020-07-21 10:35:02,888 INFO L264 CegarLoopResult]: At program point L94-1(lines 86 101) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,888 INFO L268 CegarLoopResult]: For program point L57(lines 56 105) no Hoare annotation was computed. [2020-07-21 10:35:02,888 INFO L264 CegarLoopResult]: At program point L88(line 88) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,888 INFO L268 CegarLoopResult]: For program point L86(lines 86 101) no Hoare annotation was computed. [2020-07-21 10:35:02,889 INFO L264 CegarLoopResult]: At program point L78(line 78) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,889 INFO L268 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2020-07-21 10:35:02,889 INFO L268 CegarLoopResult]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2020-07-21 10:35:02,889 INFO L264 CegarLoopResult]: At program point L103(lines 56 105) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,889 INFO L264 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,889 INFO L268 CegarLoopResult]: For program point testEXIT(lines 46 113) no Hoare annotation was computed. [2020-07-21 10:35:02,889 INFO L268 CegarLoopResult]: For program point L66(lines 66 72) no Hoare annotation was computed. [2020-07-21 10:35:02,889 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 698 743) no Hoare annotation was computed. [2020-07-21 10:35:02,890 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 698 743) no Hoare annotation was computed. [2020-07-21 10:35:02,890 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 698 743) no Hoare annotation was computed. [2020-07-21 10:35:02,890 INFO L268 CegarLoopResult]: For program point L718(lines 718 725) no Hoare annotation was computed. [2020-07-21 10:35:02,890 INFO L268 CegarLoopResult]: For program point L712(lines 712 732) no Hoare annotation was computed. [2020-07-21 10:35:02,890 INFO L268 CegarLoopResult]: For program point L712-1(lines 712 732) no Hoare annotation was computed. [2020-07-21 10:35:02,890 INFO L268 CegarLoopResult]: For program point L336(lines 336 344) no Hoare annotation was computed. [2020-07-21 10:35:02,895 INFO L268 CegarLoopResult]: For program point L336-2(lines 336 344) no Hoare annotation was computed. [2020-07-21 10:35:02,895 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 328 350) no Hoare annotation was computed. [2020-07-21 10:35:02,895 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 328 350) no Hoare annotation was computed. [2020-07-21 10:35:02,895 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 328 350) no Hoare annotation was computed. [2020-07-21 10:35:02,895 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 365 374) no Hoare annotation was computed. [2020-07-21 10:35:02,895 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 365 374) no Hoare annotation was computed. [2020-07-21 10:35:02,896 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 365 374) no Hoare annotation was computed. [2020-07-21 10:35:02,896 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 595 697) no Hoare annotation was computed. [2020-07-21 10:35:02,896 INFO L268 CegarLoopResult]: For program point L665(lines 643 666) no Hoare annotation was computed. [2020-07-21 10:35:02,896 INFO L268 CegarLoopResult]: For program point L624(lines 624 640) no Hoare annotation was computed. [2020-07-21 10:35:02,896 INFO L268 CegarLoopResult]: For program point L684(lines 684 691) no Hoare annotation was computed. [2020-07-21 10:35:02,896 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 595 697) no Hoare annotation was computed. [2020-07-21 10:35:02,896 INFO L268 CegarLoopResult]: For program point L645(lines 644 664) no Hoare annotation was computed. [2020-07-21 10:35:02,896 INFO L268 CegarLoopResult]: For program point L676(line 676) no Hoare annotation was computed. [2020-07-21 10:35:02,896 INFO L268 CegarLoopResult]: For program point L676-1(line 676) no Hoare annotation was computed. [2020-07-21 10:35:02,897 INFO L268 CegarLoopResult]: For program point L641(lines 641 682) no Hoare annotation was computed. [2020-07-21 10:35:02,897 INFO L268 CegarLoopResult]: For program point L660(line 660) no Hoare annotation was computed. [2020-07-21 10:35:02,897 INFO L268 CegarLoopResult]: For program point L660-1(line 660) no Hoare annotation was computed. [2020-07-21 10:35:02,897 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 595 697) no Hoare annotation was computed. [2020-07-21 10:35:02,897 INFO L268 CegarLoopResult]: For program point L619(lines 619 623) no Hoare annotation was computed. [2020-07-21 10:35:02,897 INFO L268 CegarLoopResult]: For program point L683(lines 683 694) no Hoare annotation was computed. [2020-07-21 10:35:02,897 INFO L268 CegarLoopResult]: For program point L646(lines 646 650) no Hoare annotation was computed. [2020-07-21 10:35:02,897 INFO L268 CegarLoopResult]: For program point L644-2(lines 644 664) no Hoare annotation was computed. [2020-07-21 10:35:02,898 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,898 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:35:02,898 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,898 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-07-21 10:35:02,898 INFO L268 CegarLoopResult]: For program point L177-1(lines 166 182) no Hoare annotation was computed. [2020-07-21 10:35:02,898 INFO L268 CegarLoopResult]: For program point L173(lines 173 179) no Hoare annotation was computed. [2020-07-21 10:35:02,898 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 166 182) no Hoare annotation was computed. [2020-07-21 10:35:02,898 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-07-21 10:35:02,899 INFO L268 CegarLoopResult]: For program point L171-1(line 171) no Hoare annotation was computed. [2020-07-21 10:35:02,899 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 166 182) no Hoare annotation was computed. [2020-07-21 10:35:02,899 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 351 359) no Hoare annotation was computed. [2020-07-21 10:35:02,899 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 351 359) no Hoare annotation was computed. [2020-07-21 10:35:02,899 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 351 359) no Hoare annotation was computed. [2020-07-21 10:35:02,899 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 307 318) the Hoare annotation is: true [2020-07-21 10:35:02,899 INFO L268 CegarLoopResult]: For program point L311-1(lines 307 318) no Hoare annotation was computed. [2020-07-21 10:35:02,899 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 307 318) no Hoare annotation was computed. [2020-07-21 10:35:02,899 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,900 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,900 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,900 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 126 149) the Hoare annotation is: true [2020-07-21 10:35:02,900 INFO L271 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: true [2020-07-21 10:35:02,900 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 126 149) no Hoare annotation was computed. [2020-07-21 10:35:02,900 INFO L271 CegarLoopResult]: At program point L137(lines 137 143) the Hoare annotation is: true [2020-07-21 10:35:02,900 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 126 149) no Hoare annotation was computed. [2020-07-21 10:35:02,900 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 10:35:02,901 INFO L268 CegarLoopResult]: For program point L130(lines 129 148) no Hoare annotation was computed. [2020-07-21 10:35:02,901 INFO L271 CegarLoopResult]: At program point L802-2(lines 802 816) the Hoare annotation is: true [2020-07-21 10:35:02,901 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 792 821) no Hoare annotation was computed. [2020-07-21 10:35:02,901 INFO L271 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: true [2020-07-21 10:35:02,901 INFO L268 CegarLoopResult]: For program point L798-1(line 798) no Hoare annotation was computed. [2020-07-21 10:35:02,901 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 792 821) the Hoare annotation is: true [2020-07-21 10:35:02,901 INFO L271 CegarLoopResult]: At program point L817(lines 792 821) the Hoare annotation is: true [2020-07-21 10:35:02,901 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-07-21 10:35:02,902 INFO L268 CegarLoopResult]: For program point L806(lines 806 810) no Hoare annotation was computed. [2020-07-21 10:35:02,902 INFO L271 CegarLoopResult]: At program point L806-1(lines 806 810) the Hoare annotation is: true [2020-07-21 10:35:02,902 INFO L268 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-07-21 10:35:02,902 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 319 327) the Hoare annotation is: true [2020-07-21 10:35:02,903 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 319 327) no Hoare annotation was computed. [2020-07-21 10:35:02,903 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 319 327) no Hoare annotation was computed. [2020-07-21 10:35:02,903 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 283 294) the Hoare annotation is: true [2020-07-21 10:35:02,903 INFO L268 CegarLoopResult]: For program point L287-1(lines 283 294) no Hoare annotation was computed. [2020-07-21 10:35:02,903 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 283 294) no Hoare annotation was computed. [2020-07-21 10:35:02,903 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 846 852) no Hoare annotation was computed. [2020-07-21 10:35:02,903 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 846 852) the Hoare annotation is: true [2020-07-21 10:35:02,903 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,903 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:35:02,903 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:35:02,904 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,904 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 262 269) no Hoare annotation was computed. [2020-07-21 10:35:02,904 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 262 269) the Hoare annotation is: true [2020-07-21 10:35:02,904 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 262 269) no Hoare annotation was computed. [2020-07-21 10:35:02,904 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 295 306) no Hoare annotation was computed. [2020-07-21 10:35:02,904 INFO L268 CegarLoopResult]: For program point L299-1(lines 295 306) no Hoare annotation was computed. [2020-07-21 10:35:02,904 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 295 306) the Hoare annotation is: true [2020-07-21 10:35:02,904 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 271 278) no Hoare annotation was computed. [2020-07-21 10:35:02,904 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 275) no Hoare annotation was computed. [2020-07-21 10:35:02,904 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 271 278) the Hoare annotation is: true [2020-07-21 10:35:02,904 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 271 278) no Hoare annotation was computed. [2020-07-21 10:35:02,904 INFO L264 CegarLoopResult]: At program point L413(line 413) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 10:35:02,905 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 399 423) the Hoare annotation is: true [2020-07-21 10:35:02,905 INFO L268 CegarLoopResult]: For program point L411(lines 411 417) no Hoare annotation was computed. [2020-07-21 10:35:02,905 INFO L271 CegarLoopResult]: At program point L409(line 409) the Hoare annotation is: true [2020-07-21 10:35:02,905 INFO L268 CegarLoopResult]: For program point L409-1(line 409) no Hoare annotation was computed. [2020-07-21 10:35:02,905 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 399 423) no Hoare annotation was computed. [2020-07-21 10:35:02,905 INFO L268 CegarLoopResult]: For program point L407(lines 407 420) no Hoare annotation was computed. [2020-07-21 10:35:02,905 INFO L268 CegarLoopResult]: For program point L407-1(lines 399 423) no Hoare annotation was computed. [2020-07-21 10:35:02,905 INFO L271 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: true [2020-07-21 10:35:02,905 INFO L268 CegarLoopResult]: For program point L405-1(line 405) no Hoare annotation was computed. [2020-07-21 10:35:02,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:35:02 BoogieIcfgContainer [2020-07-21 10:35:02,919 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:35:02,922 INFO L168 Benchmark]: Toolchain (without parser) took 4938.59 ms. Allocated memory was 145.2 MB in the beginning and 248.0 MB in the end (delta: 102.8 MB). Free memory was 100.8 MB in the beginning and 156.7 MB in the end (delta: -55.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:02,923 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 145.2 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:35:02,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.44 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.4 MB in the beginning and 171.9 MB in the end (delta: -71.5 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:02,925 INFO L168 Benchmark]: Boogie Preprocessor took 86.87 ms. Allocated memory is still 202.4 MB. Free memory was 171.9 MB in the beginning and 167.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:02,926 INFO L168 Benchmark]: RCFGBuilder took 1109.96 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 167.2 MB in the beginning and 202.1 MB in the end (delta: -34.9 MB). Peak memory consumption was 84.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:02,927 INFO L168 Benchmark]: TraceAbstraction took 3072.71 ms. Allocated memory was 235.4 MB in the beginning and 248.0 MB in the end (delta: 12.6 MB). Free memory was 202.1 MB in the beginning and 156.7 MB in the end (delta: 45.4 MB). Peak memory consumption was 58.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:02,931 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 145.2 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.44 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.4 MB in the beginning and 171.9 MB in the end (delta: -71.5 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.87 ms. Allocated memory is still 202.4 MB. Free memory was 171.9 MB in the beginning and 167.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1109.96 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 167.2 MB in the beginning and 202.1 MB in the end (delta: -34.9 MB). Peak memory consumption was 84.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3072.71 ms. Allocated memory was 235.4 MB in the beginning and 248.0 MB in the end (delta: 12.6 MB). Free memory was 202.1 MB in the beginning and 156.7 MB in the end (delta: 45.4 MB). Peak memory consumption was 58.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 275]: 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: 55]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 400 SDtfs, 135 SDslu, 347 SDs, 0 SdLazy, 55 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 198 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=148occurred 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, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 157 PreInvPairs, 172 NumberOfFragments, 286 HoareAnnotationTreeSize, 157 FomulaSimplifications, 60 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 46 FomulaSimplificationsInter, 351 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 200 NumberOfCodeBlocks, 200 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 196 ConstructedInterpolants, 0 QuantifiedInterpolants, 15686 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2603 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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...