/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:50:06,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:50:06,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:50:06,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:50:06,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:50:06,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:50:06,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:50:06,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:50:06,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:50:06,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:50:06,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:50:06,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:50:06,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:50:06,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:50:06,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:50:06,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:50:06,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:50:06,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:50:06,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:50:06,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:50:06,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:50:06,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:50:06,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:50:06,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:50:06,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:50:06,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:50:06,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:50:06,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:50:06,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:50:06,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:50:06,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:50:06,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:50:06,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:50:06,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:50:06,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:50:06,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:50:06,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:50:06,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:50:06,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:50:06,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:50:06,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:50:06,165 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 12:50:06,201 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:50:06,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:50:06,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:50:06,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:50:06,208 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:50:06,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:50:06,209 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:50:06,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:50:06,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:50:06,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:50:06,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:50:06,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:50:06,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:50:06,210 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:50:06,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:50:06,212 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:50:06,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:50:06,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:50:06,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:50:06,213 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:50:06,213 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:50:06,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:50:06,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:50:06,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:50:06,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:50:06,214 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:50:06,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:06,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:50:06,214 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:50:06,215 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:50:06,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:50:06,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:50:06,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:50:06,547 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:50:06,548 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:50:06,548 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c [2020-07-21 12:50:06,612 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e07e2cce4/801ff76a4b2e4c7a86ee9de819b83089/FLAG334016716 [2020-07-21 12:50:07,108 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:50:07,109 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c [2020-07-21 12:50:07,128 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e07e2cce4/801ff76a4b2e4c7a86ee9de819b83089/FLAG334016716 [2020-07-21 12:50:07,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e07e2cce4/801ff76a4b2e4c7a86ee9de819b83089 [2020-07-21 12:50:07,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:50:07,462 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:50:07,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:50:07,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:50:07,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:50:07,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:50:07" (1/1) ... [2020-07-21 12:50:07,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb6ae03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:07, skipping insertion in model container [2020-07-21 12:50:07,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:50:07" (1/1) ... [2020-07-21 12:50:07,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:50:07,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:50:07,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:50:07,933 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:50:08,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:50:08,059 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:50:08,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08 WrapperNode [2020-07-21 12:50:08,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:50:08,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:50:08,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:50:08,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:50:08,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:50:08,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:50:08,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:50:08,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:50:08,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (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 12:50:08,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:50:08,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:50:08,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:50:08,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:50:08,248 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:50:08,248 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:50:08,249 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:50:08,249 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:50:08,249 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:50:08,249 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:50:08,250 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:50:08,250 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:50:08,250 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:50:08,250 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:50:08,251 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:50:08,251 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:50:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:50:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:50:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:50:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:50:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:50:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:50:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:50:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:50:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-21 12:50:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:50:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:50:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:50:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:50:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:50:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 12:50:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-21 12:50:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:50:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:50:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:50:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:50:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:50:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:50:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:50:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:50:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:50:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:50:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:50:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:50:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:50:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:50:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:50:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 12:50:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:50:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:50:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:50:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:50:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:50:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:50:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:50:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:50:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:50:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:50:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:50:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:50:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:50:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:50:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:50:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:50:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:50:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:50:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:50:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:50:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:50:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:50:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:50:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:50:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:50:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:50:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:50:08,264 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:50:08,264 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:50:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:50:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-21 12:50:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:50:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-21 12:50:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:50:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:50:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:50:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:50:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:50:09,319 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:50:09,319 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:50:09,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:50:09 BoogieIcfgContainer [2020-07-21 12:50:09,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:50:09,331 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:50:09,331 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:50:09,335 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:50:09,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:50:07" (1/3) ... [2020-07-21 12:50:09,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59b6d8b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:50:09, skipping insertion in model container [2020-07-21 12:50:09,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (2/3) ... [2020-07-21 12:50:09,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59b6d8b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:50:09, skipping insertion in model container [2020-07-21 12:50:09,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:50:09" (3/3) ... [2020-07-21 12:50:09,340 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product10.cil.c [2020-07-21 12:50:09,349 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:50:09,356 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:50:09,368 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:50:09,392 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:50:09,392 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:50:09,392 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:50:09,393 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:50:09,393 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:50:09,393 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:50:09,394 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:50:09,394 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:50:09,415 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2020-07-21 12:50:09,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 12:50:09,424 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:09,425 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 12:50:09,425 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:09,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:09,431 INFO L82 PathProgramCache]: Analyzing trace with hash -712803612, now seen corresponding path program 1 times [2020-07-21 12:50:09,438 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:09,439 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1302795586] [2020-07-21 12:50:09,439 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:09,811 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:09,812 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:09,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:50:09,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:09,860 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 12:50:09,861 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:09,862 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1302795586] [2020-07-21 12:50:09,863 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:09,863 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:50:09,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316286115] [2020-07-21 12:50:09,870 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:50:09,871 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:09,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:50:09,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:50:09,893 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 2 states. [2020-07-21 12:50:09,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:09,933 INFO L93 Difference]: Finished difference Result 170 states and 213 transitions. [2020-07-21 12:50:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:50:09,934 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 12:50:09,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:09,947 INFO L225 Difference]: With dead ends: 170 [2020-07-21 12:50:09,948 INFO L226 Difference]: Without dead ends: 85 [2020-07-21 12:50:09,952 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 12:50:09,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-07-21 12:50:10,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-07-21 12:50:10,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-21 12:50:10,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions. [2020-07-21 12:50:10,010 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46 [2020-07-21 12:50:10,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:10,011 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 98 transitions. [2020-07-21 12:50:10,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:50:10,011 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2020-07-21 12:50:10,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 12:50:10,014 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:10,014 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 12:50:10,228 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:10,229 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:10,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:10,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1977757942, now seen corresponding path program 1 times [2020-07-21 12:50:10,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:10,231 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1531088569] [2020-07-21 12:50:10,231 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:10,527 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:10,528 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:10,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:50:10,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:10,565 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 12:50:10,565 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:10,566 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1531088569] [2020-07-21 12:50:10,566 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:10,566 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:10,567 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135409329] [2020-07-21 12:50:10,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:10,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:10,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:10,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:10,569 INFO L87 Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 3 states. [2020-07-21 12:50:10,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:10,585 INFO L93 Difference]: Finished difference Result 115 states and 131 transitions. [2020-07-21 12:50:10,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:10,585 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 12:50:10,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:10,587 INFO L225 Difference]: With dead ends: 115 [2020-07-21 12:50:10,587 INFO L226 Difference]: Without dead ends: 76 [2020-07-21 12:50:10,588 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 12:50:10,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-07-21 12:50:10,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2020-07-21 12:50:10,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-07-21 12:50:10,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2020-07-21 12:50:10,602 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47 [2020-07-21 12:50:10,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:10,603 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2020-07-21 12:50:10,603 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:10,603 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2020-07-21 12:50:10,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 12:50:10,605 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:10,605 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 12:50:10,821 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:10,822 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:10,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:10,823 INFO L82 PathProgramCache]: Analyzing trace with hash 2058663948, now seen corresponding path program 1 times [2020-07-21 12:50:10,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:10,825 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1565479103] [2020-07-21 12:50:10,825 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:11,106 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:11,107 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:11,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 12:50:11,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:11,141 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 12:50:11,141 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:11,141 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1565479103] [2020-07-21 12:50:11,142 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:11,142 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:11,142 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038509978] [2020-07-21 12:50:11,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:11,143 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:11,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:11,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:11,144 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 3 states. [2020-07-21 12:50:11,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:11,156 INFO L93 Difference]: Finished difference Result 128 states and 149 transitions. [2020-07-21 12:50:11,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:11,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 12:50:11,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:11,158 INFO L225 Difference]: With dead ends: 128 [2020-07-21 12:50:11,158 INFO L226 Difference]: Without dead ends: 76 [2020-07-21 12:50:11,159 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 12:50:11,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-07-21 12:50:11,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2020-07-21 12:50:11,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-07-21 12:50:11,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 85 transitions. [2020-07-21 12:50:11,168 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 85 transitions. Word has length 52 [2020-07-21 12:50:11,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:11,168 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 85 transitions. [2020-07-21 12:50:11,169 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:11,169 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2020-07-21 12:50:11,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-21 12:50:11,171 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:11,171 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 12:50:11,383 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:11,384 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:11,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:11,385 INFO L82 PathProgramCache]: Analyzing trace with hash -1628377793, now seen corresponding path program 1 times [2020-07-21 12:50:11,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:11,387 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1429373904] [2020-07-21 12:50:11,387 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:11,843 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:11,844 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:11,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:50:11,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:11,912 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 12:50:11,913 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:11,913 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1429373904] [2020-07-21 12:50:11,913 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:11,914 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:50:11,914 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538739777] [2020-07-21 12:50:11,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:50:11,917 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:11,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:50:11,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:50:11,918 INFO L87 Difference]: Start difference. First operand 76 states and 85 transitions. Second operand 6 states. [2020-07-21 12:50:12,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:12,085 INFO L93 Difference]: Finished difference Result 123 states and 142 transitions. [2020-07-21 12:50:12,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:50:12,086 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2020-07-21 12:50:12,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:12,087 INFO L225 Difference]: With dead ends: 123 [2020-07-21 12:50:12,087 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:50:12,088 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 12:50:12,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:50:12,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:50:12,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:50:12,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:50:12,089 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2020-07-21 12:50:12,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:12,090 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:50:12,090 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:50:12,090 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:50:12,090 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:50:12,295 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:12,297 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:50:12,818 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-07-21 12:50:12,819 INFO L268 CegarLoopResult]: For program point L382-2(lines 382 403) no Hoare annotation was computed. [2020-07-21 12:50:12,819 INFO L268 CegarLoopResult]: For program point L404(lines 381 405) no Hoare annotation was computed. [2020-07-21 12:50:12,819 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 357 412) no Hoare annotation was computed. [2020-07-21 12:50:12,819 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 357 412) no Hoare annotation was computed. [2020-07-21 12:50:12,819 INFO L268 CegarLoopResult]: For program point L388(lines 388 392) no Hoare annotation was computed. [2020-07-21 12:50:12,820 INFO L268 CegarLoopResult]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2020-07-21 12:50:12,820 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 357 412) no Hoare annotation was computed. [2020-07-21 12:50:12,820 INFO L268 CegarLoopResult]: For program point L445(lines 445 449) no Hoare annotation was computed. [2020-07-21 12:50:12,820 INFO L268 CegarLoopResult]: For program point L445-1(lines 445 449) no Hoare annotation was computed. [2020-07-21 12:50:12,820 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-07-21 12:50:12,820 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 413 472) no Hoare annotation was computed. [2020-07-21 12:50:12,820 INFO L268 CegarLoopResult]: For program point L439-2(lines 439 464) no Hoare annotation was computed. [2020-07-21 12:50:12,820 INFO L268 CegarLoopResult]: For program point L465(lines 438 466) no Hoare annotation was computed. [2020-07-21 12:50:12,821 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 413 472) no Hoare annotation was computed. [2020-07-21 12:50:12,821 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-07-21 12:50:12,821 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 413 472) no Hoare annotation was computed. [2020-07-21 12:50:12,821 INFO L268 CegarLoopResult]: For program point L458-1(line 458) no Hoare annotation was computed. [2020-07-21 12:50:12,822 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 852 858) the Hoare annotation is: true [2020-07-21 12:50:12,822 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 852 858) no Hoare annotation was computed. [2020-07-21 12:50:12,822 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 859 867) no Hoare annotation was computed. [2020-07-21 12:50:12,822 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 859 867) the Hoare annotation is: true [2020-07-21 12:50:12,823 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 859 867) no Hoare annotation was computed. [2020-07-21 12:50:12,823 INFO L268 CegarLoopResult]: For program point L289(line 289) no Hoare annotation was computed. [2020-07-21 12:50:12,823 INFO L264 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,823 INFO L264 CegarLoopResult]: At program point L287(line 287) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,823 INFO L264 CegarLoopResult]: At program point L287-1(line 287) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,823 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 281 303) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,824 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 281 303) no Hoare annotation was computed. [2020-07-21 12:50:12,824 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 281 303) no Hoare annotation was computed. [2020-07-21 12:50:12,824 INFO L264 CegarLoopResult]: At program point L293(line 293) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,824 INFO L264 CegarLoopResult]: At program point L293-1(line 293) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,824 INFO L268 CegarLoopResult]: For program point L291(lines 291 298) no Hoare annotation was computed. [2020-07-21 12:50:12,824 INFO L268 CegarLoopResult]: For program point L291-1(lines 291 298) no Hoare annotation was computed. [2020-07-21 12:50:12,825 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 237 260) no Hoare annotation was computed. [2020-07-21 12:50:12,825 INFO L268 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-07-21 12:50:12,825 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-07-21 12:50:12,826 INFO L268 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-07-21 12:50:12,826 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 237 260) no Hoare annotation was computed. [2020-07-21 12:50:12,826 INFO L268 CegarLoopResult]: For program point L252(line 252) no Hoare annotation was computed. [2020-07-21 12:50:12,826 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 237 260) no Hoare annotation was computed. [2020-07-21 12:50:12,826 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-07-21 12:50:12,827 INFO L268 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-07-21 12:50:12,827 INFO L268 CegarLoopResult]: For program point L249(line 249) no Hoare annotation was computed. [2020-07-21 12:50:12,827 INFO L268 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-07-21 12:50:12,827 INFO L268 CegarLoopResult]: For program point L247(line 247) no Hoare annotation was computed. [2020-07-21 12:50:12,827 INFO L268 CegarLoopResult]: For program point L246(line 246) no Hoare annotation was computed. [2020-07-21 12:50:12,827 INFO L268 CegarLoopResult]: For program point L245(line 245) no Hoare annotation was computed. [2020-07-21 12:50:12,827 INFO L268 CegarLoopResult]: For program point L244(line 244) no Hoare annotation was computed. [2020-07-21 12:50:12,827 INFO L268 CegarLoopResult]: For program point L243(line 243) no Hoare annotation was computed. [2020-07-21 12:50:12,828 INFO L268 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-07-21 12:50:12,828 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 709 716) no Hoare annotation was computed. [2020-07-21 12:50:12,828 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 709 716) no Hoare annotation was computed. [2020-07-21 12:50:12,828 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 709 716) no Hoare annotation was computed. [2020-07-21 12:50:12,828 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 754 762) no Hoare annotation was computed. [2020-07-21 12:50:12,828 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 754 762) the Hoare annotation is: true [2020-07-21 12:50:12,828 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 754 762) no Hoare annotation was computed. [2020-07-21 12:50:12,829 INFO L268 CegarLoopResult]: For program point L770-2(lines 770 778) no Hoare annotation was computed. [2020-07-21 12:50:12,829 INFO L268 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2020-07-21 12:50:12,829 INFO L268 CegarLoopResult]: For program point L793-1(line 793) no Hoare annotation was computed. [2020-07-21 12:50:12,830 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 763 798) no Hoare annotation was computed. [2020-07-21 12:50:12,830 INFO L268 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-07-21 12:50:12,830 INFO L268 CegarLoopResult]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2020-07-21 12:50:12,830 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 763 798) no Hoare annotation was computed. [2020-07-21 12:50:12,830 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 763 798) no Hoare annotation was computed. [2020-07-21 12:50:12,830 INFO L268 CegarLoopResult]: For program point L770(lines 770 778) no Hoare annotation was computed. [2020-07-21 12:50:12,830 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 845 851) no Hoare annotation was computed. [2020-07-21 12:50:12,831 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 845 851) the Hoare annotation is: true [2020-07-21 12:50:12,831 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 311 356) no Hoare annotation was computed. [2020-07-21 12:50:12,831 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 311 356) no Hoare annotation was computed. [2020-07-21 12:50:12,831 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 311 356) no Hoare annotation was computed. [2020-07-21 12:50:12,831 INFO L268 CegarLoopResult]: For program point L638(lines 638 658) no Hoare annotation was computed. [2020-07-21 12:50:12,831 INFO L268 CegarLoopResult]: For program point L638-1(lines 638 658) no Hoare annotation was computed. [2020-07-21 12:50:12,832 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 624 669) no Hoare annotation was computed. [2020-07-21 12:50:12,832 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 624 669) no Hoare annotation was computed. [2020-07-21 12:50:12,832 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 624 669) no Hoare annotation was computed. [2020-07-21 12:50:12,832 INFO L268 CegarLoopResult]: For program point L644(lines 644 651) no Hoare annotation was computed. [2020-07-21 12:50:12,832 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 268 277) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,832 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 268 277) no Hoare annotation was computed. [2020-07-21 12:50:12,832 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 268 277) no Hoare annotation was computed. [2020-07-21 12:50:12,832 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 743 753) no Hoare annotation was computed. [2020-07-21 12:50:12,833 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-07-21 12:50:12,833 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-07-21 12:50:12,833 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 743 753) no Hoare annotation was computed. [2020-07-21 12:50:12,833 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 743 753) no Hoare annotation was computed. [2020-07-21 12:50:12,833 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 735 742) no Hoare annotation was computed. [2020-07-21 12:50:12,833 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 735 742) no Hoare annotation was computed. [2020-07-21 12:50:12,833 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 735 742) no Hoare annotation was computed. [2020-07-21 12:50:12,834 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 702 708) no Hoare annotation was computed. [2020-07-21 12:50:12,834 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 702 708) the Hoare annotation is: true [2020-07-21 12:50:12,834 INFO L264 CegarLoopResult]: At program point testENTRY(lines 138 203) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,834 INFO L268 CegarLoopResult]: For program point L186(lines 186 190) no Hoare annotation was computed. [2020-07-21 12:50:12,834 INFO L264 CegarLoopResult]: At program point L186-2(lines 178 191) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,834 INFO L268 CegarLoopResult]: For program point testFINAL(lines 138 203) no Hoare annotation was computed. [2020-07-21 12:50:12,834 INFO L268 CegarLoopResult]: For program point L149(lines 148 195) no Hoare annotation was computed. [2020-07-21 12:50:12,835 INFO L264 CegarLoopResult]: At program point L180(line 180) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,837 INFO L268 CegarLoopResult]: For program point L178(lines 178 191) no Hoare annotation was computed. [2020-07-21 12:50:12,837 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,837 INFO L268 CegarLoopResult]: For program point L168(lines 168 174) no Hoare annotation was computed. [2020-07-21 12:50:12,837 INFO L268 CegarLoopResult]: For program point L168-1(lines 168 174) no Hoare annotation was computed. [2020-07-21 12:50:12,838 INFO L264 CegarLoopResult]: At program point L193(lines 148 195) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,839 INFO L264 CegarLoopResult]: At program point L160(line 160) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,839 INFO L268 CegarLoopResult]: For program point L158(lines 158 164) no Hoare annotation was computed. [2020-07-21 12:50:12,839 INFO L268 CegarLoopResult]: For program point L158-1(lines 158 164) no Hoare annotation was computed. [2020-07-21 12:50:12,839 INFO L268 CegarLoopResult]: For program point L150(lines 150 154) no Hoare annotation was computed. [2020-07-21 12:50:12,839 INFO L264 CegarLoopResult]: At program point L196(lines 147 197) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,839 INFO L268 CegarLoopResult]: For program point testEXIT(lines 138 203) no Hoare annotation was computed. [2020-07-21 12:50:12,839 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 578 623) no Hoare annotation was computed. [2020-07-21 12:50:12,840 INFO L268 CegarLoopResult]: For program point L598(lines 598 605) no Hoare annotation was computed. [2020-07-21 12:50:12,840 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 578 623) no Hoare annotation was computed. [2020-07-21 12:50:12,840 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 578 623) no Hoare annotation was computed. [2020-07-21 12:50:12,840 INFO L268 CegarLoopResult]: For program point L592(lines 592 612) no Hoare annotation was computed. [2020-07-21 12:50:12,840 INFO L268 CegarLoopResult]: For program point L592-1(lines 592 612) no Hoare annotation was computed. [2020-07-21 12:50:12,840 INFO L268 CegarLoopResult]: For program point L110(lines 110 118) no Hoare annotation was computed. [2020-07-21 12:50:12,840 INFO L268 CegarLoopResult]: For program point L110-2(lines 110 118) no Hoare annotation was computed. [2020-07-21 12:50:12,840 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 102 124) no Hoare annotation was computed. [2020-07-21 12:50:12,840 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 102 124) no Hoare annotation was computed. [2020-07-21 12:50:12,841 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 102 124) no Hoare annotation was computed. [2020-07-21 12:50:12,843 INFO L268 CegarLoopResult]: For program point L545(lines 523 546) no Hoare annotation was computed. [2020-07-21 12:50:12,843 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 475 577) no Hoare annotation was computed. [2020-07-21 12:50:12,843 INFO L268 CegarLoopResult]: For program point L504(lines 504 520) no Hoare annotation was computed. [2020-07-21 12:50:12,843 INFO L268 CegarLoopResult]: For program point L564(lines 564 571) no Hoare annotation was computed. [2020-07-21 12:50:12,843 INFO L268 CegarLoopResult]: For program point L525(lines 524 544) no Hoare annotation was computed. [2020-07-21 12:50:12,843 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-07-21 12:50:12,843 INFO L268 CegarLoopResult]: For program point L556-1(line 556) no Hoare annotation was computed. [2020-07-21 12:50:12,843 INFO L268 CegarLoopResult]: For program point L521(lines 521 562) no Hoare annotation was computed. [2020-07-21 12:50:12,844 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 475 577) no Hoare annotation was computed. [2020-07-21 12:50:12,844 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-07-21 12:50:12,844 INFO L268 CegarLoopResult]: For program point L540-1(line 540) no Hoare annotation was computed. [2020-07-21 12:50:12,844 INFO L268 CegarLoopResult]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-07-21 12:50:12,844 INFO L268 CegarLoopResult]: For program point L563(lines 563 574) no Hoare annotation was computed. [2020-07-21 12:50:12,845 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 475 577) no Hoare annotation was computed. [2020-07-21 12:50:12,845 INFO L268 CegarLoopResult]: For program point L526(lines 526 530) no Hoare annotation was computed. [2020-07-21 12:50:12,845 INFO L268 CegarLoopResult]: For program point L524-2(lines 524 544) no Hoare annotation was computed. [2020-07-21 12:50:12,845 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 835 844) no Hoare annotation was computed. [2020-07-21 12:50:12,845 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 835 844) no Hoare annotation was computed. [2020-07-21 12:50:12,845 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 835 844) no Hoare annotation was computed. [2020-07-21 12:50:12,845 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:50:12,845 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:50:12,846 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:50:12,846 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 718 734) no Hoare annotation was computed. [2020-07-21 12:50:12,846 INFO L268 CegarLoopResult]: For program point L729(line 729) no Hoare annotation was computed. [2020-07-21 12:50:12,846 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 718 734) no Hoare annotation was computed. [2020-07-21 12:50:12,846 INFO L268 CegarLoopResult]: For program point L729-1(lines 718 734) no Hoare annotation was computed. [2020-07-21 12:50:12,846 INFO L268 CegarLoopResult]: For program point L725(lines 725 731) no Hoare annotation was computed. [2020-07-21 12:50:12,846 INFO L268 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-07-21 12:50:12,846 INFO L268 CegarLoopResult]: For program point L723-1(line 723) no Hoare annotation was computed. [2020-07-21 12:50:12,847 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 125 133) no Hoare annotation was computed. [2020-07-21 12:50:12,847 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 125 133) no Hoare annotation was computed. [2020-07-21 12:50:12,847 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 125 133) no Hoare annotation was computed. [2020-07-21 12:50:12,847 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 81 92) the Hoare annotation is: true [2020-07-21 12:50:12,847 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 81 92) no Hoare annotation was computed. [2020-07-21 12:50:12,847 INFO L268 CegarLoopResult]: For program point L85-1(lines 81 92) no Hoare annotation was computed. [2020-07-21 12:50:12,847 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:50:12,847 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:50:12,847 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:50:12,848 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 93 101) the Hoare annotation is: true [2020-07-21 12:50:12,848 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 93 101) no Hoare annotation was computed. [2020-07-21 12:50:12,848 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 93 101) no Hoare annotation was computed. [2020-07-21 12:50:12,848 INFO L271 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: true [2020-07-21 12:50:12,848 INFO L271 CegarLoopResult]: At program point L689(lines 689 695) the Hoare annotation is: true [2020-07-21 12:50:12,848 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 678 701) the Hoare annotation is: true [2020-07-21 12:50:12,848 INFO L264 CegarLoopResult]: At program point L684(line 684) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:50:12,849 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 678 701) no Hoare annotation was computed. [2020-07-21 12:50:12,849 INFO L268 CegarLoopResult]: For program point L682(lines 681 700) no Hoare annotation was computed. [2020-07-21 12:50:12,849 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 678 701) no Hoare annotation was computed. [2020-07-21 12:50:12,849 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 206 235) no Hoare annotation was computed. [2020-07-21 12:50:12,849 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 206 235) the Hoare annotation is: true [2020-07-21 12:50:12,849 INFO L268 CegarLoopResult]: For program point L220(lines 220 224) no Hoare annotation was computed. [2020-07-21 12:50:12,849 INFO L271 CegarLoopResult]: At program point L220-1(lines 220 224) the Hoare annotation is: true [2020-07-21 12:50:12,849 INFO L268 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-07-21 12:50:12,850 INFO L271 CegarLoopResult]: At program point L216-2(lines 216 230) the Hoare annotation is: true [2020-07-21 12:50:12,850 INFO L271 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: true [2020-07-21 12:50:12,850 INFO L268 CegarLoopResult]: For program point L212-1(line 212) no Hoare annotation was computed. [2020-07-21 12:50:12,850 INFO L271 CegarLoopResult]: At program point L231(lines 206 235) the Hoare annotation is: true [2020-07-21 12:50:12,850 INFO L268 CegarLoopResult]: For program point L227(line 227) no Hoare annotation was computed. [2020-07-21 12:50:12,850 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 57 68) the Hoare annotation is: true [2020-07-21 12:50:12,850 INFO L268 CegarLoopResult]: For program point L61-1(lines 57 68) no Hoare annotation was computed. [2020-07-21 12:50:12,850 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 57 68) no Hoare annotation was computed. [2020-07-21 12:50:12,851 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 261 267) no Hoare annotation was computed. [2020-07-21 12:50:12,851 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 261 267) the Hoare annotation is: true [2020-07-21 12:50:12,851 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:50:12,851 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:50:12,851 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:50:12,851 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:50:12,852 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 799 806) no Hoare annotation was computed. [2020-07-21 12:50:12,852 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 799 806) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:50:12,852 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 799 806) no Hoare annotation was computed. [2020-07-21 12:50:12,852 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 69 80) no Hoare annotation was computed. [2020-07-21 12:50:12,852 INFO L268 CegarLoopResult]: For program point L73-1(lines 69 80) no Hoare annotation was computed. [2020-07-21 12:50:12,852 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 69 80) the Hoare annotation is: true [2020-07-21 12:50:12,853 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-21 12:50:12,853 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-21 12:50:12,853 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-21 12:50:12,853 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-21 12:50:12,853 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 808 832) the Hoare annotation is: true [2020-07-21 12:50:12,853 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 808 832) no Hoare annotation was computed. [2020-07-21 12:50:12,854 INFO L264 CegarLoopResult]: At program point L822(line 822) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:50:12,854 INFO L268 CegarLoopResult]: For program point L820(lines 820 826) no Hoare annotation was computed. [2020-07-21 12:50:12,854 INFO L271 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: true [2020-07-21 12:50:12,854 INFO L268 CegarLoopResult]: For program point L818-1(line 818) no Hoare annotation was computed. [2020-07-21 12:50:12,854 INFO L268 CegarLoopResult]: For program point L816(lines 816 829) no Hoare annotation was computed. [2020-07-21 12:50:12,854 INFO L268 CegarLoopResult]: For program point L816-1(lines 808 832) no Hoare annotation was computed. [2020-07-21 12:50:12,854 INFO L271 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: true [2020-07-21 12:50:12,854 INFO L268 CegarLoopResult]: For program point L814-1(line 814) no Hoare annotation was computed. [2020-07-21 12:50:12,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:50:12 BoogieIcfgContainer [2020-07-21 12:50:12,877 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:50:12,881 INFO L168 Benchmark]: Toolchain (without parser) took 5418.23 ms. Allocated memory was 148.9 MB in the beginning and 277.3 MB in the end (delta: 128.5 MB). Free memory was 105.4 MB in the beginning and 225.6 MB in the end (delta: -120.2 MB). Peak memory consumption was 100.5 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:12,882 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 148.9 MB. Free memory was 125.1 MB in the beginning and 124.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:50:12,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.28 ms. Allocated memory was 148.9 MB in the beginning and 206.0 MB in the end (delta: 57.1 MB). Free memory was 105.0 MB in the beginning and 177.2 MB in the end (delta: -72.2 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:12,888 INFO L168 Benchmark]: Boogie Preprocessor took 114.02 ms. Allocated memory is still 206.0 MB. Free memory was 177.2 MB in the beginning and 172.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:12,889 INFO L168 Benchmark]: RCFGBuilder took 1154.46 ms. Allocated memory was 206.0 MB in the beginning and 232.3 MB in the end (delta: 26.2 MB). Free memory was 172.5 MB in the beginning and 193.2 MB in the end (delta: -20.8 MB). Peak memory consumption was 79.3 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:12,890 INFO L168 Benchmark]: TraceAbstraction took 3545.86 ms. Allocated memory was 232.3 MB in the beginning and 277.3 MB in the end (delta: 45.1 MB). Free memory was 193.2 MB in the beginning and 225.6 MB in the end (delta: -32.4 MB). Peak memory consumption was 105.0 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:12,902 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 148.9 MB. Free memory was 125.1 MB in the beginning and 124.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 597.28 ms. Allocated memory was 148.9 MB in the beginning and 206.0 MB in the end (delta: 57.1 MB). Free memory was 105.0 MB in the beginning and 177.2 MB in the end (delta: -72.2 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.02 ms. Allocated memory is still 206.0 MB. Free memory was 177.2 MB in the beginning and 172.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1154.46 ms. Allocated memory was 206.0 MB in the beginning and 232.3 MB in the end (delta: 26.2 MB). Free memory was 172.5 MB in the beginning and 193.2 MB in the end (delta: -20.8 MB). Peak memory consumption was 79.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3545.86 ms. Allocated memory was 232.3 MB in the beginning and 277.3 MB in the end (delta: 45.1 MB). Free memory was 193.2 MB in the beginning and 225.6 MB in the end (delta: -32.4 MB). Peak memory consumption was 105.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || (splverifierCounter <= 0 && 1 <= systemActive)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 205 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.9s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 353 SDtfs, 89 SDslu, 258 SDs, 0 SdLazy, 46 SolverSat, 3 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=139occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 118 PreInvPairs, 126 NumberOfFragments, 246 HoareAnnotationTreeSize, 118 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 276 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 200 NumberOfCodeBlocks, 200 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 196 ConstructedInterpolants, 0 QuantifiedInterpolants, 19250 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2555 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...