/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_spec5_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:31,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:31,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:31,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:31,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:31,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:31,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:31,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:31,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:31,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:31,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:31,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:31,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:31,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:31,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:31,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:31,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:31,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:31,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:31,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:31,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:31,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:31,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:31,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:31,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:31,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:31,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:31,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:31,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:31,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:31,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:31,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:31,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:31,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:31,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:31,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:31,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:31,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:31,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:31,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:31,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:31,660 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 10:38:31,685 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:31,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:31,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:31,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:31,688 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:31,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:31,689 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:31,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:31,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:31,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:31,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:31,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:31,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:31,692 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:31,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:31,692 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:31,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:31,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:31,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:31,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:31,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:31,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:31,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:31,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:31,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:31,695 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:31,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:31,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:31,695 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:31,695 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 10:38:31,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:32,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:32,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:32,017 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:32,018 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:32,020 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c [2020-07-21 10:38:32,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/917dec7ad/1d3402fa61cf4be08c816ce7f191cb6d/FLAGa20a11786 [2020-07-21 10:38:32,631 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:32,634 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c [2020-07-21 10:38:32,649 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/917dec7ad/1d3402fa61cf4be08c816ce7f191cb6d/FLAGa20a11786 [2020-07-21 10:38:32,927 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/917dec7ad/1d3402fa61cf4be08c816ce7f191cb6d [2020-07-21 10:38:32,937 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:32,940 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:32,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:32,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:32,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:32,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:32" (1/1) ... [2020-07-21 10:38:32,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8c97cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:32, skipping insertion in model container [2020-07-21 10:38:32,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:32" (1/1) ... [2020-07-21 10:38:32,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:33,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:33,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:33,415 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:33,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:33,549 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:33,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33 WrapperNode [2020-07-21 10:38:33,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:33,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:33,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:33,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:33,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:33,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:33,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:33,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:33,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (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 10:38:33,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:33,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:33,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:33,726 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:33,726 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:33,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:33,727 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:33,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:33,728 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:33,729 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:33,729 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:33,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:33,730 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:33,730 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:33,730 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:38:33,731 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:33,731 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:33,732 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:33,732 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:33,732 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:33,732 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:33,732 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:38:33,732 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:38:33,733 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:33,733 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:38:33,734 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:33,734 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:33,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:33,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:33,734 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:33,735 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:38:33,735 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:33,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:33,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:33,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:33,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:33,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:33,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:33,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:33,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:33,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:33,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:33,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:33,737 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:33,737 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:33,741 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:33,741 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:33,741 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:33,741 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:33,741 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:33,741 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:33,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:33,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:33,742 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:38:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:38:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:38:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:38:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:33,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:33,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:33,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:34,848 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:34,849 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:34,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:34 BoogieIcfgContainer [2020-07-21 10:38:34,854 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:34,856 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:34,856 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:34,859 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:34,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:32" (1/3) ... [2020-07-21 10:38:34,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37f60906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:34, skipping insertion in model container [2020-07-21 10:38:34,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (2/3) ... [2020-07-21 10:38:34,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37f60906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:34, skipping insertion in model container [2020-07-21 10:38:34,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:34" (3/3) ... [2020-07-21 10:38:34,863 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product29.cil.c [2020-07-21 10:38:34,874 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:34,882 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:34,896 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:34,922 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:34,922 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:34,922 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:34,923 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:34,923 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:34,923 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:34,923 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:34,924 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:34,947 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-07-21 10:38:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:34,956 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:34,957 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] [2020-07-21 10:38:34,958 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:34,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:34,963 INFO L82 PathProgramCache]: Analyzing trace with hash 751249625, now seen corresponding path program 1 times [2020-07-21 10:38:34,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:34,972 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [777572393] [2020-07-21 10:38:34,973 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 10:38:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:35,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:35,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:35,282 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:35,283 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:35,284 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [777572393] [2020-07-21 10:38:35,285 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:35,285 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:35,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667085157] [2020-07-21 10:38:35,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:35,292 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:35,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:35,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:35,310 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 2 states. [2020-07-21 10:38:35,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:35,359 INFO L93 Difference]: Finished difference Result 260 states and 323 transitions. [2020-07-21 10:38:35,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:35,360 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:35,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:35,377 INFO L225 Difference]: With dead ends: 260 [2020-07-21 10:38:35,377 INFO L226 Difference]: Without dead ends: 132 [2020-07-21 10:38:35,382 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 [2020-07-21 10:38:35,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-21 10:38:35,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2020-07-21 10:38:35,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-07-21 10:38:35,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions. [2020-07-21 10:38:35,449 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 59 [2020-07-21 10:38:35,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:35,450 INFO L479 AbstractCegarLoop]: Abstraction has 132 states and 155 transitions. [2020-07-21 10:38:35,450 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:35,450 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2020-07-21 10:38:35,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:38:35,454 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:35,455 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] [2020-07-21 10:38:35,669 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:35,670 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:35,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:35,671 INFO L82 PathProgramCache]: Analyzing trace with hash -570714306, now seen corresponding path program 1 times [2020-07-21 10:38:35,671 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:35,672 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [911027974] [2020-07-21 10:38:35,672 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 10:38:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:35,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:35,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:35,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:35,955 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:35,955 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [911027974] [2020-07-21 10:38:35,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:35,956 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:35,956 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855260883] [2020-07-21 10:38:35,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:35,958 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:35,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:35,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:35,959 INFO L87 Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 3 states. [2020-07-21 10:38:35,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:35,985 INFO L93 Difference]: Finished difference Result 236 states and 285 transitions. [2020-07-21 10:38:35,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:35,986 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:38:35,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:35,989 INFO L225 Difference]: With dead ends: 236 [2020-07-21 10:38:35,989 INFO L226 Difference]: Without dead ends: 132 [2020-07-21 10:38:35,991 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 [2020-07-21 10:38:35,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-21 10:38:36,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2020-07-21 10:38:36,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-07-21 10:38:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 154 transitions. [2020-07-21 10:38:36,007 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 154 transitions. Word has length 60 [2020-07-21 10:38:36,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:36,009 INFO L479 AbstractCegarLoop]: Abstraction has 132 states and 154 transitions. [2020-07-21 10:38:36,009 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:36,009 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 154 transitions. [2020-07-21 10:38:36,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-07-21 10:38:36,012 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:36,013 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:36,226 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:36,227 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:36,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:36,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1662343639, now seen corresponding path program 1 times [2020-07-21 10:38:36,228 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:36,229 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1518962284] [2020-07-21 10:38:36,229 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 10:38:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:36,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:36,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:36,476 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:36,477 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:36,477 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1518962284] [2020-07-21 10:38:36,477 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:36,477 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:36,478 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049355575] [2020-07-21 10:38:36,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:36,478 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:36,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:36,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:36,479 INFO L87 Difference]: Start difference. First operand 132 states and 154 transitions. Second operand 6 states. [2020-07-21 10:38:36,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:36,744 INFO L93 Difference]: Finished difference Result 199 states and 242 transitions. [2020-07-21 10:38:36,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:36,745 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 77 [2020-07-21 10:38:36,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:36,746 INFO L225 Difference]: With dead ends: 199 [2020-07-21 10:38:36,746 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:36,748 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 72 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 10:38:36,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:36,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:36,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:36,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:36,749 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 77 [2020-07-21 10:38:36,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:36,749 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:36,749 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:36,749 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:36,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:36,957 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:36,961 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:37,712 INFO L268 CegarLoopResult]: For program point L635(lines 635 639) no Hoare annotation was computed. [2020-07-21 10:38:37,713 INFO L268 CegarLoopResult]: For program point L635-1(lines 635 639) no Hoare annotation was computed. [2020-07-21 10:38:37,713 INFO L268 CegarLoopResult]: For program point L630(line 630) no Hoare annotation was computed. [2020-07-21 10:38:37,713 INFO L268 CegarLoopResult]: For program point L629-2(lines 629 650) no Hoare annotation was computed. [2020-07-21 10:38:37,713 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 604 659) no Hoare annotation was computed. [2020-07-21 10:38:37,713 INFO L268 CegarLoopResult]: For program point L651(lines 628 652) no Hoare annotation was computed. [2020-07-21 10:38:37,713 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 604 659) no Hoare annotation was computed. [2020-07-21 10:38:37,713 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 604 659) no Hoare annotation was computed. [2020-07-21 10:38:37,714 INFO L268 CegarLoopResult]: For program point L705(line 705) no Hoare annotation was computed. [2020-07-21 10:38:37,714 INFO L268 CegarLoopResult]: For program point L705-1(line 705) no Hoare annotation was computed. [2020-07-21 10:38:37,714 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 660 719) no Hoare annotation was computed. [2020-07-21 10:38:37,714 INFO L268 CegarLoopResult]: For program point L692(lines 692 696) no Hoare annotation was computed. [2020-07-21 10:38:37,716 INFO L268 CegarLoopResult]: For program point L692-1(lines 692 696) no Hoare annotation was computed. [2020-07-21 10:38:37,716 INFO L268 CegarLoopResult]: For program point L687(line 687) no Hoare annotation was computed. [2020-07-21 10:38:37,716 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 660 719) no Hoare annotation was computed. [2020-07-21 10:38:37,716 INFO L268 CegarLoopResult]: For program point L686-2(lines 686 711) no Hoare annotation was computed. [2020-07-21 10:38:37,717 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 660 719) no Hoare annotation was computed. [2020-07-21 10:38:37,717 INFO L268 CegarLoopResult]: For program point L712(lines 685 713) no Hoare annotation was computed. [2020-07-21 10:38:37,717 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-21 10:38:37,717 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-21 10:38:37,717 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-21 10:38:37,717 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-21 10:38:37,719 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-21 10:38:37,719 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 919 926) the Hoare annotation is: true [2020-07-21 10:38:37,719 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 919 926) no Hoare annotation was computed. [2020-07-21 10:38:37,719 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 919 926) no Hoare annotation was computed. [2020-07-21 10:38:37,719 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 927 936) the Hoare annotation is: true [2020-07-21 10:38:37,720 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 927 936) no Hoare annotation was computed. [2020-07-21 10:38:37,720 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 927 936) no Hoare annotation was computed. [2020-07-21 10:38:37,720 INFO L268 CegarLoopResult]: For program point L932(line 932) no Hoare annotation was computed. [2020-07-21 10:38:37,720 INFO L264 CegarLoopResult]: At program point L952(line 952) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,725 INFO L268 CegarLoopResult]: For program point L950(lines 950 956) no Hoare annotation was computed. [2020-07-21 10:38:37,726 INFO L268 CegarLoopResult]: For program point L949(lines 949 959) no Hoare annotation was computed. [2020-07-21 10:38:37,726 INFO L271 CegarLoopResult]: At program point L947(line 947) the Hoare annotation is: true [2020-07-21 10:38:37,726 INFO L268 CegarLoopResult]: For program point L947-1(line 947) no Hoare annotation was computed. [2020-07-21 10:38:37,726 INFO L268 CegarLoopResult]: For program point L945(lines 945 962) no Hoare annotation was computed. [2020-07-21 10:38:37,726 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 937 965) the Hoare annotation is: true [2020-07-21 10:38:37,726 INFO L268 CegarLoopResult]: For program point L945-1(lines 937 965) no Hoare annotation was computed. [2020-07-21 10:38:37,726 INFO L271 CegarLoopResult]: At program point L943(line 943) the Hoare annotation is: true [2020-07-21 10:38:37,726 INFO L268 CegarLoopResult]: For program point L943-1(line 943) no Hoare annotation was computed. [2020-07-21 10:38:37,727 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 937 965) no Hoare annotation was computed. [2020-07-21 10:38:37,727 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 260 282) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,727 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 260 282) no Hoare annotation was computed. [2020-07-21 10:38:37,727 INFO L264 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,727 INFO L264 CegarLoopResult]: At program point L272-1(line 272) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,727 INFO L268 CegarLoopResult]: For program point L270(lines 270 277) no Hoare annotation was computed. [2020-07-21 10:38:37,728 INFO L268 CegarLoopResult]: For program point L270-1(lines 270 277) no Hoare annotation was computed. [2020-07-21 10:38:37,728 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 260 282) no Hoare annotation was computed. [2020-07-21 10:38:37,728 INFO L268 CegarLoopResult]: For program point L268(line 268) no Hoare annotation was computed. [2020-07-21 10:38:37,728 INFO L264 CegarLoopResult]: At program point L267(line 267) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,731 INFO L264 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,731 INFO L264 CegarLoopResult]: At program point L266-1(line 266) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,731 INFO L268 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-07-21 10:38:37,731 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-07-21 10:38:37,731 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 216 239) no Hoare annotation was computed. [2020-07-21 10:38:37,732 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-07-21 10:38:37,732 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-07-21 10:38:37,732 INFO L268 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-07-21 10:38:37,732 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 216 239) no Hoare annotation was computed. [2020-07-21 10:38:37,732 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 216 239) no Hoare annotation was computed. [2020-07-21 10:38:37,732 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-07-21 10:38:37,732 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-21 10:38:37,732 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-07-21 10:38:37,733 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-07-21 10:38:37,733 INFO L268 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-07-21 10:38:37,733 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-07-21 10:38:37,733 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-07-21 10:38:37,733 INFO L268 CegarLoopResult]: For program point L227(line 227) no Hoare annotation was computed. [2020-07-21 10:38:37,733 INFO L268 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-07-21 10:38:37,733 INFO L264 CegarLoopResult]: At program point L346(line 346) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,733 INFO L268 CegarLoopResult]: For program point L346-1(lines 327 351) no Hoare annotation was computed. [2020-07-21 10:38:37,734 INFO L264 CegarLoopResult]: At program point L341(line 341) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,734 INFO L264 CegarLoopResult]: At program point L337(line 337) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,734 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 327 351) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,734 INFO L268 CegarLoopResult]: For program point L335(lines 335 343) no Hoare annotation was computed. [2020-07-21 10:38:37,735 INFO L264 CegarLoopResult]: At program point L333(line 333) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,735 INFO L268 CegarLoopResult]: For program point L333-1(line 333) no Hoare annotation was computed. [2020-07-21 10:38:37,735 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 327 351) no Hoare annotation was computed. [2020-07-21 10:38:37,735 INFO L268 CegarLoopResult]: For program point L331(lines 331 348) no Hoare annotation was computed. [2020-07-21 10:38:37,735 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 422 430) no Hoare annotation was computed. [2020-07-21 10:38:37,735 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 422 430) the Hoare annotation is: true [2020-07-21 10:38:37,736 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 422 430) no Hoare annotation was computed. [2020-07-21 10:38:37,736 INFO L268 CegarLoopResult]: For program point L476(lines 476 480) no Hoare annotation was computed. [2020-07-21 10:38:37,736 INFO L271 CegarLoopResult]: At program point L474(line 474) the Hoare annotation is: true [2020-07-21 10:38:37,736 INFO L268 CegarLoopResult]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2020-07-21 10:38:37,736 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 467 485) the Hoare annotation is: true [2020-07-21 10:38:37,737 INFO L268 CegarLoopResult]: For program point L474-1(line 474) no Hoare annotation was computed. [2020-07-21 10:38:37,737 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 467 485) no Hoare annotation was computed. [2020-07-21 10:38:37,737 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 467 485) no Hoare annotation was computed. [2020-07-21 10:38:37,737 INFO L268 CegarLoopResult]: For program point L450-2(lines 450 458) no Hoare annotation was computed. [2020-07-21 10:38:37,737 INFO L268 CegarLoopResult]: For program point L438(lines 438 446) no Hoare annotation was computed. [2020-07-21 10:38:37,737 INFO L268 CegarLoopResult]: For program point L438-2(lines 438 446) no Hoare annotation was computed. [2020-07-21 10:38:37,737 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 431 466) no Hoare annotation was computed. [2020-07-21 10:38:37,738 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-21 10:38:37,738 INFO L268 CegarLoopResult]: For program point L461-1(line 461) no Hoare annotation was computed. [2020-07-21 10:38:37,738 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 431 466) no Hoare annotation was computed. [2020-07-21 10:38:37,738 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 431 466) no Hoare annotation was computed. [2020-07-21 10:38:37,738 INFO L268 CegarLoopResult]: For program point L450(lines 450 458) no Hoare annotation was computed. [2020-07-21 10:38:37,738 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-21 10:38:37,738 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-21 10:38:37,739 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 558 603) no Hoare annotation was computed. [2020-07-21 10:38:37,739 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 558 603) no Hoare annotation was computed. [2020-07-21 10:38:37,739 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 558 603) no Hoare annotation was computed. [2020-07-21 10:38:37,739 INFO L268 CegarLoopResult]: For program point L891(lines 891 898) no Hoare annotation was computed. [2020-07-21 10:38:37,739 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 871 916) no Hoare annotation was computed. [2020-07-21 10:38:37,739 INFO L268 CegarLoopResult]: For program point L885(lines 885 905) no Hoare annotation was computed. [2020-07-21 10:38:37,739 INFO L268 CegarLoopResult]: For program point L885-1(lines 885 905) no Hoare annotation was computed. [2020-07-21 10:38:37,739 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 871 916) no Hoare annotation was computed. [2020-07-21 10:38:37,740 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 871 916) no Hoare annotation was computed. [2020-07-21 10:38:37,740 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 249 259) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,740 INFO L264 CegarLoopResult]: At program point L254(line 254) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,741 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 249 259) no Hoare annotation was computed. [2020-07-21 10:38:37,741 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 249 259) no Hoare annotation was computed. [2020-07-21 10:38:37,741 INFO L271 CegarLoopResult]: At program point L416(line 416) the Hoare annotation is: true [2020-07-21 10:38:37,741 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 411 421) the Hoare annotation is: true [2020-07-21 10:38:37,741 INFO L268 CegarLoopResult]: For program point L416-1(line 416) no Hoare annotation was computed. [2020-07-21 10:38:37,741 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 411 421) no Hoare annotation was computed. [2020-07-21 10:38:37,741 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 411 421) no Hoare annotation was computed. [2020-07-21 10:38:37,741 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 403 410) the Hoare annotation is: true [2020-07-21 10:38:37,742 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 403 410) no Hoare annotation was computed. [2020-07-21 10:38:37,742 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 403 410) no Hoare annotation was computed. [2020-07-21 10:38:37,742 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 353 377) no Hoare annotation was computed. [2020-07-21 10:38:37,742 INFO L264 CegarLoopResult]: At program point L372(line 372) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,742 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 353 377) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,742 INFO L268 CegarLoopResult]: For program point L372-1(lines 353 377) no Hoare annotation was computed. [2020-07-21 10:38:37,743 INFO L264 CegarLoopResult]: At program point L367(line 367) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,743 INFO L264 CegarLoopResult]: At program point L363(line 363) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,743 INFO L268 CegarLoopResult]: For program point L361(lines 361 369) no Hoare annotation was computed. [2020-07-21 10:38:37,743 INFO L264 CegarLoopResult]: At program point L359(line 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,743 INFO L268 CegarLoopResult]: For program point L359-1(line 359) no Hoare annotation was computed. [2020-07-21 10:38:37,743 INFO L268 CegarLoopResult]: For program point L357(lines 357 374) no Hoare annotation was computed. [2020-07-21 10:38:37,743 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 319 325) no Hoare annotation was computed. [2020-07-21 10:38:37,744 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 319 325) the Hoare annotation is: true [2020-07-21 10:38:37,744 INFO L264 CegarLoopResult]: At program point testENTRY(lines 487 550) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,744 INFO L264 CegarLoopResult]: At program point L543(lines 496 544) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,744 INFO L268 CegarLoopResult]: For program point testFINAL(lines 487 550) no Hoare annotation was computed. [2020-07-21 10:38:37,744 INFO L268 CegarLoopResult]: For program point L533(lines 533 537) no Hoare annotation was computed. [2020-07-21 10:38:37,746 INFO L264 CegarLoopResult]: At program point L533-2(lines 527 538) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,746 INFO L268 CegarLoopResult]: For program point L498(lines 497 542) no Hoare annotation was computed. [2020-07-21 10:38:37,746 INFO L268 CegarLoopResult]: For program point L527(lines 527 538) no Hoare annotation was computed. [2020-07-21 10:38:37,748 INFO L264 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,748 INFO L268 CegarLoopResult]: For program point L517(lines 517 523) no Hoare annotation was computed. [2020-07-21 10:38:37,748 INFO L268 CegarLoopResult]: For program point L517-1(lines 517 523) no Hoare annotation was computed. [2020-07-21 10:38:37,748 INFO L264 CegarLoopResult]: At program point L509(line 509) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,748 INFO L264 CegarLoopResult]: At program point L540(lines 497 542) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,748 INFO L268 CegarLoopResult]: For program point L507(lines 507 513) no Hoare annotation was computed. [2020-07-21 10:38:37,748 INFO L268 CegarLoopResult]: For program point L507-1(lines 507 513) no Hoare annotation was computed. [2020-07-21 10:38:37,748 INFO L268 CegarLoopResult]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-07-21 10:38:37,749 INFO L268 CegarLoopResult]: For program point testEXIT(lines 487 550) no Hoare annotation was computed. [2020-07-21 10:38:37,749 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 825 870) no Hoare annotation was computed. [2020-07-21 10:38:37,749 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 825 870) no Hoare annotation was computed. [2020-07-21 10:38:37,749 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 825 870) no Hoare annotation was computed. [2020-07-21 10:38:37,749 INFO L268 CegarLoopResult]: For program point L845(lines 845 852) no Hoare annotation was computed. [2020-07-21 10:38:37,749 INFO L268 CegarLoopResult]: For program point L839(lines 839 859) no Hoare annotation was computed. [2020-07-21 10:38:37,749 INFO L268 CegarLoopResult]: For program point L839-1(lines 839 859) no Hoare annotation was computed. [2020-07-21 10:38:37,749 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 378 385) no Hoare annotation was computed. [2020-07-21 10:38:37,749 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 378 385) no Hoare annotation was computed. [2020-07-21 10:38:37,750 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 378 385) no Hoare annotation was computed. [2020-07-21 10:38:37,750 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 173 181) no Hoare annotation was computed. [2020-07-21 10:38:37,750 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 173 181) the Hoare annotation is: true [2020-07-21 10:38:37,750 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 173 181) no Hoare annotation was computed. [2020-07-21 10:38:37,750 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 141 163) no Hoare annotation was computed. [2020-07-21 10:38:37,750 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 141 163) no Hoare annotation was computed. [2020-07-21 10:38:37,751 INFO L268 CegarLoopResult]: For program point L149(lines 149 157) no Hoare annotation was computed. [2020-07-21 10:38:37,751 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 141 163) no Hoare annotation was computed. [2020-07-21 10:38:37,751 INFO L268 CegarLoopResult]: For program point L149-2(lines 149 157) no Hoare annotation was computed. [2020-07-21 10:38:37,751 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:37,751 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:37,751 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:37,751 INFO L268 CegarLoopResult]: For program point L768(lines 768 809) no Hoare annotation was computed. [2020-07-21 10:38:37,751 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 722 824) no Hoare annotation was computed. [2020-07-21 10:38:37,752 INFO L268 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-07-21 10:38:37,752 INFO L268 CegarLoopResult]: For program point L787-1(line 787) no Hoare annotation was computed. [2020-07-21 10:38:37,752 INFO L268 CegarLoopResult]: For program point L746(lines 746 750) no Hoare annotation was computed. [2020-07-21 10:38:37,752 INFO L268 CegarLoopResult]: For program point L810(lines 810 821) no Hoare annotation was computed. [2020-07-21 10:38:37,752 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 722 824) no Hoare annotation was computed. [2020-07-21 10:38:37,752 INFO L268 CegarLoopResult]: For program point L773(lines 773 777) no Hoare annotation was computed. [2020-07-21 10:38:37,752 INFO L268 CegarLoopResult]: For program point L771-2(lines 771 791) no Hoare annotation was computed. [2020-07-21 10:38:37,752 INFO L268 CegarLoopResult]: For program point L792(lines 770 793) no Hoare annotation was computed. [2020-07-21 10:38:37,752 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 722 824) no Hoare annotation was computed. [2020-07-21 10:38:37,752 INFO L268 CegarLoopResult]: For program point L751(lines 751 767) no Hoare annotation was computed. [2020-07-21 10:38:37,752 INFO L268 CegarLoopResult]: For program point L811(lines 811 818) no Hoare annotation was computed. [2020-07-21 10:38:37,752 INFO L268 CegarLoopResult]: For program point L772(lines 771 791) no Hoare annotation was computed. [2020-07-21 10:38:37,753 INFO L268 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-07-21 10:38:37,753 INFO L268 CegarLoopResult]: For program point L803-1(line 803) no Hoare annotation was computed. [2020-07-21 10:38:37,753 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,753 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:37,753 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,753 INFO L268 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-07-21 10:38:37,753 INFO L268 CegarLoopResult]: For program point L397-1(lines 386 402) no Hoare annotation was computed. [2020-07-21 10:38:37,753 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 386 402) no Hoare annotation was computed. [2020-07-21 10:38:37,753 INFO L268 CegarLoopResult]: For program point L393(lines 393 399) no Hoare annotation was computed. [2020-07-21 10:38:37,753 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 386 402) no Hoare annotation was computed. [2020-07-21 10:38:37,753 INFO L268 CegarLoopResult]: For program point L391(line 391) no Hoare annotation was computed. [2020-07-21 10:38:37,754 INFO L268 CegarLoopResult]: For program point L391-1(line 391) no Hoare annotation was computed. [2020-07-21 10:38:37,754 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 164 172) the Hoare annotation is: true [2020-07-21 10:38:37,754 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 164 172) no Hoare annotation was computed. [2020-07-21 10:38:37,755 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 164 172) no Hoare annotation was computed. [2020-07-21 10:38:37,755 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 120 131) the Hoare annotation is: true [2020-07-21 10:38:37,755 INFO L268 CegarLoopResult]: For program point L124-1(lines 120 131) no Hoare annotation was computed. [2020-07-21 10:38:37,755 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 120 131) no Hoare annotation was computed. [2020-07-21 10:38:37,755 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,755 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,755 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,755 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 132 140) the Hoare annotation is: true [2020-07-21 10:38:37,756 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 132 140) no Hoare annotation was computed. [2020-07-21 10:38:37,756 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 132 140) no Hoare annotation was computed. [2020-07-21 10:38:37,756 INFO L264 CegarLoopResult]: At program point L308(line 308) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,756 INFO L264 CegarLoopResult]: At program point L306(lines 306 312) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,757 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 292 318) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,757 INFO L264 CegarLoopResult]: At program point L301(line 301) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:37,757 INFO L268 CegarLoopResult]: For program point L299(lines 295 317) no Hoare annotation was computed. [2020-07-21 10:38:37,757 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 292 318) no Hoare annotation was computed. [2020-07-21 10:38:37,757 INFO L268 CegarLoopResult]: For program point L297(lines 295 317) no Hoare annotation was computed. [2020-07-21 10:38:37,757 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 292 318) no Hoare annotation was computed. [2020-07-21 10:38:37,758 INFO L264 CegarLoopResult]: At program point L195-2(lines 195 209) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,758 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 185 214) no Hoare annotation was computed. [2020-07-21 10:38:37,758 INFO L264 CegarLoopResult]: At program point L191(line 191) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,758 INFO L268 CegarLoopResult]: For program point L191-1(line 191) no Hoare annotation was computed. [2020-07-21 10:38:37,758 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 185 214) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,758 INFO L271 CegarLoopResult]: At program point L210(lines 185 214) the Hoare annotation is: true [2020-07-21 10:38:37,758 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-07-21 10:38:37,759 INFO L268 CegarLoopResult]: For program point L199(lines 199 203) no Hoare annotation was computed. [2020-07-21 10:38:37,759 INFO L264 CegarLoopResult]: At program point L199-1(lines 199 203) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,759 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-21 10:38:37,759 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 96 107) the Hoare annotation is: true [2020-07-21 10:38:37,759 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 96 107) no Hoare annotation was computed. [2020-07-21 10:38:37,759 INFO L268 CegarLoopResult]: For program point L100-1(lines 96 107) no Hoare annotation was computed. [2020-07-21 10:38:37,759 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 240 246) no Hoare annotation was computed. [2020-07-21 10:38:37,759 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 240 246) the Hoare annotation is: true [2020-07-21 10:38:37,760 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,760 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:38:37,760 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:37,760 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,760 INFO L268 CegarLoopResult]: For program point L112-1(lines 108 119) no Hoare annotation was computed. [2020-07-21 10:38:37,760 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 108 119) no Hoare annotation was computed. [2020-07-21 10:38:37,760 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 108 119) the Hoare annotation is: true [2020-07-21 10:38:37,760 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2020-07-21 10:38:37,761 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2020-07-21 10:38:37,761 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2020-07-21 10:38:37,761 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2020-07-21 10:38:37,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:37 BoogieIcfgContainer [2020-07-21 10:38:37,786 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:37,791 INFO L168 Benchmark]: Toolchain (without parser) took 4849.43 ms. Allocated memory was 135.3 MB in the beginning and 258.5 MB in the end (delta: 123.2 MB). Free memory was 98.1 MB in the beginning and 176.0 MB in the end (delta: -77.8 MB). Peak memory consumption was 143.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,793 INFO L168 Benchmark]: CDTParser took 1.62 ms. Allocated memory is still 135.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.01 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 97.9 MB in the beginning and 166.9 MB in the end (delta: -68.9 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,796 INFO L168 Benchmark]: Boogie Preprocessor took 94.71 ms. Allocated memory is still 199.2 MB. Free memory was 166.9 MB in the beginning and 162.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,798 INFO L168 Benchmark]: RCFGBuilder took 1208.55 ms. Allocated memory was 199.2 MB in the beginning and 226.0 MB in the end (delta: 26.7 MB). Free memory was 162.5 MB in the beginning and 192.3 MB in the end (delta: -29.8 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,803 INFO L168 Benchmark]: TraceAbstraction took 2930.73 ms. Allocated memory was 226.0 MB in the beginning and 258.5 MB in the end (delta: 32.5 MB). Free memory was 192.3 MB in the beginning and 176.0 MB in the end (delta: 16.3 MB). Peak memory consumption was 147.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,814 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62 ms. Allocated memory is still 135.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 609.01 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 97.9 MB in the beginning and 166.9 MB in the end (delta: -68.9 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.71 ms. Allocated memory is still 199.2 MB. Free memory was 166.9 MB in the beginning and 162.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1208.55 ms. Allocated memory was 199.2 MB in the beginning and 226.0 MB in the end (delta: 26.7 MB). Free memory was 162.5 MB in the beginning and 192.3 MB in the end (delta: -29.8 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2930.73 ms. Allocated memory was 226.0 MB in the beginning and 258.5 MB in the end (delta: 32.5 MB). Free memory was 192.3 MB in the beginning and 176.0 MB in the end (delta: 16.3 MB). Peak memory consumption was 147.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 496]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || 0 == pumpRunning - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || 0 == pumpRunning - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || 0 == pumpRunning - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 420 SDtfs, 196 SDslu, 254 SDs, 0 SdLazy, 66 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 195 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=183occurred 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 222 PreInvPairs, 238 NumberOfFragments, 405 HoareAnnotationTreeSize, 222 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 60 FomulaSimplificationsInter, 310 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 196 NumberOfCodeBlocks, 196 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 193 ConstructedInterpolants, 0 QuantifiedInterpolants, 21259 SizeOfPredicates, 3 NumberOfNonLiveVariables, 2111 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...