/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 15:42:05,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 15:42:05,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 15:42:05,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 15:42:05,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 15:42:05,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 15:42:05,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 15:42:05,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 15:42:05,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 15:42:05,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 15:42:05,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 15:42:05,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 15:42:05,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 15:42:05,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 15:42:05,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 15:42:05,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 15:42:05,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 15:42:05,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 15:42:05,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 15:42:05,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 15:42:05,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 15:42:05,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 15:42:05,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 15:42:05,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 15:42:05,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 15:42:05,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 15:42:05,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 15:42:05,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 15:42:05,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 15:42:05,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 15:42:05,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 15:42:05,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 15:42:05,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 15:42:05,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 15:42:05,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 15:42:05,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 15:42:05,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 15:42:05,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 15:42:05,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 15:42:05,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 15:42:05,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 15:42:05,175 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 15:42:05,189 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 15:42:05,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 15:42:05,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 15:42:05,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 15:42:05,191 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 15:42:05,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 15:42:05,192 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 15:42:05,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 15:42:05,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 15:42:05,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 15:42:05,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 15:42:05,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 15:42:05,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 15:42:05,193 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 15:42:05,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 15:42:05,193 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 15:42:05,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 15:42:05,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 15:42:05,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 15:42:05,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 15:42:05,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 15:42:05,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 15:42:05,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 15:42:05,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 15:42:05,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 15:42:05,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 15:42:05,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:05,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 15:42:05,196 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 15:42:05,196 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 15:42:05,482 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 15:42:05,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 15:42:05,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 15:42:05,508 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 15:42:05,508 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 15:42:05,509 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product26.cil.c [2020-07-21 15:42:05,590 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73ebf9eab/2aadf7a9c42b4ce08f678ef4d41f08b6/FLAG7d26e0d55 [2020-07-21 15:42:06,101 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 15:42:06,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product26.cil.c [2020-07-21 15:42:06,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73ebf9eab/2aadf7a9c42b4ce08f678ef4d41f08b6/FLAG7d26e0d55 [2020-07-21 15:42:06,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73ebf9eab/2aadf7a9c42b4ce08f678ef4d41f08b6 [2020-07-21 15:42:06,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 15:42:06,441 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 15:42:06,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 15:42:06,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 15:42:06,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 15:42:06,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:42:06" (1/1) ... [2020-07-21 15:42:06,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c0926b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:06, skipping insertion in model container [2020-07-21 15:42:06,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:42:06" (1/1) ... [2020-07-21 15:42:06,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 15:42:06,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 15:42:06,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:42:07,003 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 15:42:07,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:42:07,115 INFO L208 MainTranslator]: Completed translation [2020-07-21 15:42:07,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:07 WrapperNode [2020-07-21 15:42:07,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 15:42:07,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 15:42:07,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 15:42:07,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 15:42:07,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:07" (1/1) ... [2020-07-21 15:42:07,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:07" (1/1) ... [2020-07-21 15:42:07,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:07" (1/1) ... [2020-07-21 15:42:07,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:07" (1/1) ... [2020-07-21 15:42:07,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:07" (1/1) ... [2020-07-21 15:42:07,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:07" (1/1) ... [2020-07-21 15:42:07,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:07" (1/1) ... [2020-07-21 15:42:07,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 15:42:07,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 15:42:07,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 15:42:07,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 15:42:07,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:07" (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 15:42:07,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 15:42:07,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 15:42:07,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 15:42:07,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 15:42:07,318 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 15:42:07,318 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 15:42:07,319 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 15:42:07,319 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 15:42:07,319 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 15:42:07,319 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 15:42:07,319 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 15:42:07,319 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 15:42:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 15:42:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 15:42:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 15:42:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 15:42:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 15:42:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 15:42:07,321 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 15:42:07,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 15:42:07,321 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 15:42:07,321 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 15:42:07,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 15:42:07,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-21 15:42:07,322 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 15:42:07,322 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 15:42:07,322 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 15:42:07,322 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 15:42:07,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 15:42:07,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 15:42:07,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 15:42:07,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 15:42:07,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 15:42:07,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 15:42:07,324 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 15:42:07,324 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 15:42:07,324 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 15:42:07,324 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 15:42:07,324 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 15:42:07,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 15:42:07,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 15:42:07,325 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 15:42:07,325 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 15:42:07,326 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 15:42:07,326 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 15:42:07,326 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 15:42:07,326 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 15:42:07,326 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 15:42:07,326 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 15:42:07,326 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 15:42:07,327 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 15:42:07,327 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 15:42:07,327 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 15:42:07,327 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 15:42:07,327 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 15:42:07,327 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 15:42:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 15:42:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-21 15:42:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 15:42:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 15:42:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 15:42:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 15:42:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 15:42:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 15:42:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 15:42:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 15:42:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 15:42:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 15:42:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 15:42:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 15:42:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 15:42:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 15:42:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 15:42:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 15:42:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 15:42:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 15:42:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 15:42:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 15:42:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 15:42:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 15:42:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 15:42:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 15:42:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 15:42:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 15:42:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 15:42:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 15:42:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 15:42:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 15:42:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 15:42:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 15:42:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 15:42:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 15:42:08,521 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 15:42:08,522 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 15:42:08,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:42:08 BoogieIcfgContainer [2020-07-21 15:42:08,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 15:42:08,533 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 15:42:08,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 15:42:08,537 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 15:42:08,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 03:42:06" (1/3) ... [2020-07-21 15:42:08,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f54476c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:42:08, skipping insertion in model container [2020-07-21 15:42:08,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:07" (2/3) ... [2020-07-21 15:42:08,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f54476c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:42:08, skipping insertion in model container [2020-07-21 15:42:08,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:42:08" (3/3) ... [2020-07-21 15:42:08,541 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product26.cil.c [2020-07-21 15:42:08,553 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 15:42:08,564 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 15:42:08,579 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 15:42:08,612 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 15:42:08,613 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 15:42:08,613 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 15:42:08,613 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 15:42:08,613 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 15:42:08,614 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 15:42:08,614 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 15:42:08,614 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 15:42:08,641 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2020-07-21 15:42:08,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 15:42:08,655 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:42:08,656 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 15:42:08,657 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:42:08,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:42:08,662 INFO L82 PathProgramCache]: Analyzing trace with hash 1031127634, now seen corresponding path program 1 times [2020-07-21 15:42:08,671 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:42:08,671 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [53029005] [2020-07-21 15:42:08,672 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 15:42:09,116 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:42:09,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:42:09,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 15:42:09,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:42:09,162 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 15:42:09,162 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:42:09,164 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [53029005] [2020-07-21 15:42:09,165 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:42:09,165 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 15:42:09,166 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931869094] [2020-07-21 15:42:09,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 15:42:09,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:42:09,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 15:42:09,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 15:42:09,196 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 2 states. [2020-07-21 15:42:09,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:42:09,252 INFO L93 Difference]: Finished difference Result 216 states and 267 transitions. [2020-07-21 15:42:09,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 15:42:09,254 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 15:42:09,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:42:09,273 INFO L225 Difference]: With dead ends: 216 [2020-07-21 15:42:09,273 INFO L226 Difference]: Without dead ends: 108 [2020-07-21 15:42:09,281 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 15:42:09,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-07-21 15:42:09,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2020-07-21 15:42:09,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-07-21 15:42:09,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 125 transitions. [2020-07-21 15:42:09,366 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 125 transitions. Word has length 46 [2020-07-21 15:42:09,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:42:09,367 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 125 transitions. [2020-07-21 15:42:09,367 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 15:42:09,367 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 125 transitions. [2020-07-21 15:42:09,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 15:42:09,378 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:42:09,378 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 15:42:09,587 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:09,587 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:42:09,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:42:09,588 INFO L82 PathProgramCache]: Analyzing trace with hash -303025831, now seen corresponding path program 1 times [2020-07-21 15:42:09,589 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:42:09,589 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [90606265] [2020-07-21 15:42:09,590 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 15:42:09,928 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:42:09,928 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:42:09,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 15:42:09,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:42:09,967 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 15:42:09,967 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:42:09,968 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [90606265] [2020-07-21 15:42:09,968 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:42:09,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:42:09,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862883778] [2020-07-21 15:42:09,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:42:09,970 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:42:09,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:42:09,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:42:09,971 INFO L87 Difference]: Start difference. First operand 108 states and 125 transitions. Second operand 3 states. [2020-07-21 15:42:09,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:42:09,990 INFO L93 Difference]: Finished difference Result 161 states and 185 transitions. [2020-07-21 15:42:09,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:42:09,990 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 15:42:09,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:42:09,993 INFO L225 Difference]: With dead ends: 161 [2020-07-21 15:42:09,993 INFO L226 Difference]: Without dead ends: 99 [2020-07-21 15:42:09,995 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 15:42:09,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-21 15:42:10,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-21 15:42:10,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-21 15:42:10,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2020-07-21 15:42:10,010 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 47 [2020-07-21 15:42:10,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:42:10,011 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2020-07-21 15:42:10,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:42:10,014 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2020-07-21 15:42:10,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 15:42:10,016 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:42:10,016 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 15:42:10,216 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:10,217 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:42:10,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:42:10,218 INFO L82 PathProgramCache]: Analyzing trace with hash -111885155, now seen corresponding path program 1 times [2020-07-21 15:42:10,218 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:42:10,219 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2050066047] [2020-07-21 15:42:10,219 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 15:42:10,518 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:42:10,518 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:42:10,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 15:42:10,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:42:10,554 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 15:42:10,554 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:42:10,555 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2050066047] [2020-07-21 15:42:10,555 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:42:10,555 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:42:10,556 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610972095] [2020-07-21 15:42:10,556 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:42:10,557 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:42:10,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:42:10,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:42:10,557 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 3 states. [2020-07-21 15:42:10,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:42:10,572 INFO L93 Difference]: Finished difference Result 174 states and 203 transitions. [2020-07-21 15:42:10,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:42:10,573 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 15:42:10,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:42:10,575 INFO L225 Difference]: With dead ends: 174 [2020-07-21 15:42:10,575 INFO L226 Difference]: Without dead ends: 99 [2020-07-21 15:42:10,576 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 15:42:10,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-21 15:42:10,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-21 15:42:10,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-21 15:42:10,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 112 transitions. [2020-07-21 15:42:10,588 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 112 transitions. Word has length 52 [2020-07-21 15:42:10,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:42:10,588 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 112 transitions. [2020-07-21 15:42:10,588 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:42:10,588 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2020-07-21 15:42:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 15:42:10,590 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:42:10,590 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, 1, 1, 1, 1, 1] [2020-07-21 15:42:10,805 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:10,806 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:42:10,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:42:10,807 INFO L82 PathProgramCache]: Analyzing trace with hash 558328282, now seen corresponding path program 1 times [2020-07-21 15:42:10,807 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:42:10,808 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2086660699] [2020-07-21 15:42:10,808 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 15:42:11,107 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:42:11,108 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:42:11,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-21 15:42:11,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:42:11,178 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 15:42:11,179 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:42:11,179 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2086660699] [2020-07-21 15:42:11,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:42:11,180 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 15:42:11,180 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258198449] [2020-07-21 15:42:11,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 15:42:11,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:42:11,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 15:42:11,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 15:42:11,181 INFO L87 Difference]: Start difference. First operand 99 states and 112 transitions. Second operand 6 states. [2020-07-21 15:42:11,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:42:11,392 INFO L93 Difference]: Finished difference Result 238 states and 283 transitions. [2020-07-21 15:42:11,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 15:42:11,393 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-07-21 15:42:11,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:42:11,396 INFO L225 Difference]: With dead ends: 238 [2020-07-21 15:42:11,396 INFO L226 Difference]: Without dead ends: 163 [2020-07-21 15:42:11,397 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 55 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 15:42:11,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-07-21 15:42:11,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2020-07-21 15:42:11,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-07-21 15:42:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 190 transitions. [2020-07-21 15:42:11,418 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 190 transitions. Word has length 60 [2020-07-21 15:42:11,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:42:11,419 INFO L479 AbstractCegarLoop]: Abstraction has 163 states and 190 transitions. [2020-07-21 15:42:11,419 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 15:42:11,419 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 190 transitions. [2020-07-21 15:42:11,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 15:42:11,421 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:42:11,421 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 15:42:11,635 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:11,636 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:42:11,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:42:11,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1767139328, now seen corresponding path program 1 times [2020-07-21 15:42:11,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:42:11,638 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [51315854] [2020-07-21 15:42:11,638 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:11,960 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:42:11,960 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:42:11,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 19 conjunts are in the unsatisfiable core [2020-07-21 15:42:11,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:42:11,995 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 15:42:11,995 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:42:11,995 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [51315854] [2020-07-21 15:42:11,996 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:42:11,996 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:42:11,996 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848960627] [2020-07-21 15:42:11,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:42:11,997 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:42:11,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:42:11,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:42:11,998 INFO L87 Difference]: Start difference. First operand 163 states and 190 transitions. Second operand 3 states. [2020-07-21 15:42:12,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:42:12,011 INFO L93 Difference]: Finished difference Result 207 states and 245 transitions. [2020-07-21 15:42:12,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:42:12,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-21 15:42:12,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:42:12,013 INFO L225 Difference]: With dead ends: 207 [2020-07-21 15:42:12,013 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 15:42:12,015 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:42:12,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 15:42:12,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 15:42:12,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 15:42:12,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 15:42:12,016 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-07-21 15:42:12,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:42:12,016 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 15:42:12,016 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:42:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 15:42:12,017 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 15:42:12,227 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:12,231 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 15:42:13,012 INFO L268 CegarLoopResult]: For program point L545(lines 545 549) no Hoare annotation was computed. [2020-07-21 15:42:13,012 INFO L268 CegarLoopResult]: For program point L545-1(lines 545 549) no Hoare annotation was computed. [2020-07-21 15:42:13,012 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-07-21 15:42:13,012 INFO L268 CegarLoopResult]: For program point L539-2(lines 539 560) no Hoare annotation was computed. [2020-07-21 15:42:13,012 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 514 569) no Hoare annotation was computed. [2020-07-21 15:42:13,012 INFO L268 CegarLoopResult]: For program point L561(lines 538 562) no Hoare annotation was computed. [2020-07-21 15:42:13,013 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 514 569) no Hoare annotation was computed. [2020-07-21 15:42:13,013 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 514 569) no Hoare annotation was computed. [2020-07-21 15:42:13,013 INFO L268 CegarLoopResult]: For program point L602(lines 602 606) no Hoare annotation was computed. [2020-07-21 15:42:13,013 INFO L268 CegarLoopResult]: For program point L602-1(lines 602 606) no Hoare annotation was computed. [2020-07-21 15:42:13,013 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 570 629) no Hoare annotation was computed. [2020-07-21 15:42:13,013 INFO L268 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-07-21 15:42:13,013 INFO L268 CegarLoopResult]: For program point L596-2(lines 596 621) no Hoare annotation was computed. [2020-07-21 15:42:13,013 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 570 629) no Hoare annotation was computed. [2020-07-21 15:42:13,014 INFO L268 CegarLoopResult]: For program point L622(lines 595 623) no Hoare annotation was computed. [2020-07-21 15:42:13,014 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 570 629) no Hoare annotation was computed. [2020-07-21 15:42:13,014 INFO L268 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-07-21 15:42:13,014 INFO L268 CegarLoopResult]: For program point L615-1(line 615) no Hoare annotation was computed. [2020-07-21 15:42:13,015 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 445 451) the Hoare annotation is: true [2020-07-21 15:42:13,015 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 445 451) no Hoare annotation was computed. [2020-07-21 15:42:13,015 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 452 460) no Hoare annotation was computed. [2020-07-21 15:42:13,015 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 452 460) the Hoare annotation is: true [2020-07-21 15:42:13,016 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 452 460) no Hoare annotation was computed. [2020-07-21 15:42:13,016 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 398 422) the Hoare annotation is: true [2020-07-21 15:42:13,016 INFO L264 CegarLoopResult]: At program point L412(line 412) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:42:13,016 INFO L268 CegarLoopResult]: For program point L410(lines 410 416) no Hoare annotation was computed. [2020-07-21 15:42:13,016 INFO L264 CegarLoopResult]: At program point L408(line 408) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:42:13,016 INFO L268 CegarLoopResult]: For program point L408-1(line 408) no Hoare annotation was computed. [2020-07-21 15:42:13,016 INFO L268 CegarLoopResult]: For program point L406(lines 406 419) no Hoare annotation was computed. [2020-07-21 15:42:13,017 INFO L268 CegarLoopResult]: For program point L406-1(lines 398 422) no Hoare annotation was computed. [2020-07-21 15:42:13,017 INFO L271 CegarLoopResult]: At program point L404(line 404) the Hoare annotation is: true [2020-07-21 15:42:13,017 INFO L268 CegarLoopResult]: For program point L404-1(line 404) no Hoare annotation was computed. [2020-07-21 15:42:13,017 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 398 422) no Hoare annotation was computed. [2020-07-21 15:42:13,017 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 900 922) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,017 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 900 922) no Hoare annotation was computed. [2020-07-21 15:42:13,017 INFO L264 CegarLoopResult]: At program point L912(line 912) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,018 INFO L264 CegarLoopResult]: At program point L912-1(line 912) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,018 INFO L268 CegarLoopResult]: For program point L910(lines 910 917) no Hoare annotation was computed. [2020-07-21 15:42:13,018 INFO L268 CegarLoopResult]: For program point L910-1(lines 910 917) no Hoare annotation was computed. [2020-07-21 15:42:13,018 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 900 922) no Hoare annotation was computed. [2020-07-21 15:42:13,018 INFO L268 CegarLoopResult]: For program point L908(line 908) no Hoare annotation was computed. [2020-07-21 15:42:13,018 INFO L264 CegarLoopResult]: At program point L907(line 907) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,018 INFO L264 CegarLoopResult]: At program point L906(line 906) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,019 INFO L264 CegarLoopResult]: At program point L906-1(line 906) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,019 INFO L268 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-07-21 15:42:13,019 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-07-21 15:42:13,019 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 859 882) no Hoare annotation was computed. [2020-07-21 15:42:13,019 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 859 882) no Hoare annotation was computed. [2020-07-21 15:42:13,019 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 859 882) no Hoare annotation was computed. [2020-07-21 15:42:13,020 INFO L268 CegarLoopResult]: For program point L877(line 877) no Hoare annotation was computed. [2020-07-21 15:42:13,020 INFO L268 CegarLoopResult]: For program point L876(line 876) no Hoare annotation was computed. [2020-07-21 15:42:13,020 INFO L268 CegarLoopResult]: For program point L875(line 875) no Hoare annotation was computed. [2020-07-21 15:42:13,020 INFO L268 CegarLoopResult]: For program point L874(line 874) no Hoare annotation was computed. [2020-07-21 15:42:13,020 INFO L268 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-07-21 15:42:13,020 INFO L268 CegarLoopResult]: For program point L872(line 872) no Hoare annotation was computed. [2020-07-21 15:42:13,020 INFO L268 CegarLoopResult]: For program point L871(line 871) no Hoare annotation was computed. [2020-07-21 15:42:13,020 INFO L268 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-07-21 15:42:13,021 INFO L268 CegarLoopResult]: For program point L869(line 869) no Hoare annotation was computed. [2020-07-21 15:42:13,021 INFO L268 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-07-21 15:42:13,021 INFO L268 CegarLoopResult]: For program point L867(line 867) no Hoare annotation was computed. [2020-07-21 15:42:13,021 INFO L268 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-07-21 15:42:13,021 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 235 243) no Hoare annotation was computed. [2020-07-21 15:42:13,021 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 235 243) the Hoare annotation is: true [2020-07-21 15:42:13,021 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 235 243) no Hoare annotation was computed. [2020-07-21 15:42:13,022 INFO L268 CegarLoopResult]: For program point L289(lines 289 293) no Hoare annotation was computed. [2020-07-21 15:42:13,022 INFO L271 CegarLoopResult]: At program point L287(line 287) the Hoare annotation is: true [2020-07-21 15:42:13,022 INFO L268 CegarLoopResult]: For program point L289-2(lines 289 293) no Hoare annotation was computed. [2020-07-21 15:42:13,022 INFO L268 CegarLoopResult]: For program point L287-1(line 287) no Hoare annotation was computed. [2020-07-21 15:42:13,022 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 280 298) the Hoare annotation is: true [2020-07-21 15:42:13,022 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 280 298) no Hoare annotation was computed. [2020-07-21 15:42:13,022 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 280 298) no Hoare annotation was computed. [2020-07-21 15:42:13,023 INFO L268 CegarLoopResult]: For program point L251(lines 251 259) no Hoare annotation was computed. [2020-07-21 15:42:13,023 INFO L268 CegarLoopResult]: For program point L251-2(lines 251 259) no Hoare annotation was computed. [2020-07-21 15:42:13,023 INFO L268 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2020-07-21 15:42:13,023 INFO L268 CegarLoopResult]: For program point L274-1(line 274) no Hoare annotation was computed. [2020-07-21 15:42:13,023 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 244 279) no Hoare annotation was computed. [2020-07-21 15:42:13,023 INFO L268 CegarLoopResult]: For program point L263(lines 263 271) no Hoare annotation was computed. [2020-07-21 15:42:13,023 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 244 279) no Hoare annotation was computed. [2020-07-21 15:42:13,024 INFO L268 CegarLoopResult]: For program point L263-2(lines 263 271) no Hoare annotation was computed. [2020-07-21 15:42:13,024 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 244 279) no Hoare annotation was computed. [2020-07-21 15:42:13,024 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 438 444) no Hoare annotation was computed. [2020-07-21 15:42:13,024 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 438 444) the Hoare annotation is: true [2020-07-21 15:42:13,024 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 468 513) no Hoare annotation was computed. [2020-07-21 15:42:13,024 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 468 513) no Hoare annotation was computed. [2020-07-21 15:42:13,024 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 468 513) no Hoare annotation was computed. [2020-07-21 15:42:13,025 INFO L268 CegarLoopResult]: For program point L801(lines 801 808) no Hoare annotation was computed. [2020-07-21 15:42:13,025 INFO L268 CegarLoopResult]: For program point L795(lines 795 815) no Hoare annotation was computed. [2020-07-21 15:42:13,025 INFO L268 CegarLoopResult]: For program point L795-1(lines 795 815) no Hoare annotation was computed. [2020-07-21 15:42:13,025 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 781 826) no Hoare annotation was computed. [2020-07-21 15:42:13,025 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 781 826) no Hoare annotation was computed. [2020-07-21 15:42:13,025 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 781 826) no Hoare annotation was computed. [2020-07-21 15:42:13,025 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 890 899) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,026 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 890 899) no Hoare annotation was computed. [2020-07-21 15:42:13,026 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 890 899) no Hoare annotation was computed. [2020-07-21 15:42:13,026 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 224 234) no Hoare annotation was computed. [2020-07-21 15:42:13,026 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 224 234) no Hoare annotation was computed. [2020-07-21 15:42:13,026 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 224 234) no Hoare annotation was computed. [2020-07-21 15:42:13,026 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-07-21 15:42:13,026 INFO L268 CegarLoopResult]: For program point L229-1(line 229) no Hoare annotation was computed. [2020-07-21 15:42:13,027 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 216 223) the Hoare annotation is: true [2020-07-21 15:42:13,027 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 216 223) no Hoare annotation was computed. [2020-07-21 15:42:13,027 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 216 223) no Hoare annotation was computed. [2020-07-21 15:42:13,027 INFO L264 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:42:13,027 INFO L268 CegarLoopResult]: For program point L184-1(lines 165 189) no Hoare annotation was computed. [2020-07-21 15:42:13,027 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 165 189) no Hoare annotation was computed. [2020-07-21 15:42:13,027 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 165 189) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:42:13,028 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:42:13,028 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:42:13,028 INFO L268 CegarLoopResult]: For program point L173(lines 173 181) no Hoare annotation was computed. [2020-07-21 15:42:13,028 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:42:13,028 INFO L268 CegarLoopResult]: For program point L171-1(line 171) no Hoare annotation was computed. [2020-07-21 15:42:13,028 INFO L268 CegarLoopResult]: For program point L169(lines 169 186) no Hoare annotation was computed. [2020-07-21 15:42:13,028 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 157 163) no Hoare annotation was computed. [2020-07-21 15:42:13,029 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 157 163) the Hoare annotation is: true [2020-07-21 15:42:13,029 INFO L264 CegarLoopResult]: At program point testENTRY(lines 54 119) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,029 INFO L268 CegarLoopResult]: For program point testFINAL(lines 54 119) no Hoare annotation was computed. [2020-07-21 15:42:13,029 INFO L264 CegarLoopResult]: At program point L112(lines 63 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,029 INFO L268 CegarLoopResult]: For program point L102(lines 102 106) no Hoare annotation was computed. [2020-07-21 15:42:13,029 INFO L264 CegarLoopResult]: At program point L102-2(lines 94 107) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,030 INFO L268 CegarLoopResult]: For program point L65(lines 64 111) no Hoare annotation was computed. [2020-07-21 15:42:13,030 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,030 INFO L268 CegarLoopResult]: For program point L94(lines 94 107) no Hoare annotation was computed. [2020-07-21 15:42:13,030 INFO L264 CegarLoopResult]: At program point L86(line 86) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,030 INFO L268 CegarLoopResult]: For program point L84(lines 84 90) no Hoare annotation was computed. [2020-07-21 15:42:13,030 INFO L268 CegarLoopResult]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2020-07-21 15:42:13,031 INFO L264 CegarLoopResult]: At program point L109(lines 64 111) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,031 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,031 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-07-21 15:42:13,031 INFO L268 CegarLoopResult]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2020-07-21 15:42:13,031 INFO L268 CegarLoopResult]: For program point testEXIT(lines 54 119) no Hoare annotation was computed. [2020-07-21 15:42:13,031 INFO L268 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2020-07-21 15:42:13,032 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 735 780) no Hoare annotation was computed. [2020-07-21 15:42:13,032 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 735 780) no Hoare annotation was computed. [2020-07-21 15:42:13,032 INFO L268 CegarLoopResult]: For program point L755(lines 755 762) no Hoare annotation was computed. [2020-07-21 15:42:13,032 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 735 780) no Hoare annotation was computed. [2020-07-21 15:42:13,032 INFO L268 CegarLoopResult]: For program point L749(lines 749 769) no Hoare annotation was computed. [2020-07-21 15:42:13,032 INFO L268 CegarLoopResult]: For program point L749-1(lines 749 769) no Hoare annotation was computed. [2020-07-21 15:42:13,032 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 190 197) no Hoare annotation was computed. [2020-07-21 15:42:13,032 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 190 197) no Hoare annotation was computed. [2020-07-21 15:42:13,033 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 190 197) no Hoare annotation was computed. [2020-07-21 15:42:13,033 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 388 396) no Hoare annotation was computed. [2020-07-21 15:42:13,033 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 388 396) the Hoare annotation is: true [2020-07-21 15:42:13,033 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 388 396) no Hoare annotation was computed. [2020-07-21 15:42:13,033 INFO L268 CegarLoopResult]: For program point L364(lines 364 372) no Hoare annotation was computed. [2020-07-21 15:42:13,033 INFO L268 CegarLoopResult]: For program point L364-2(lines 364 372) no Hoare annotation was computed. [2020-07-21 15:42:13,033 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 356 378) no Hoare annotation was computed. [2020-07-21 15:42:13,033 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 356 378) no Hoare annotation was computed. [2020-07-21 15:42:13,034 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 356 378) no Hoare annotation was computed. [2020-07-21 15:42:13,034 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 428 437) no Hoare annotation was computed. [2020-07-21 15:42:13,034 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 428 437) no Hoare annotation was computed. [2020-07-21 15:42:13,034 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 428 437) no Hoare annotation was computed. [2020-07-21 15:42:13,034 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 632 734) no Hoare annotation was computed. [2020-07-21 15:42:13,034 INFO L268 CegarLoopResult]: For program point L702(lines 680 703) no Hoare annotation was computed. [2020-07-21 15:42:13,034 INFO L268 CegarLoopResult]: For program point L661(lines 661 677) no Hoare annotation was computed. [2020-07-21 15:42:13,035 INFO L268 CegarLoopResult]: For program point L721(lines 721 728) no Hoare annotation was computed. [2020-07-21 15:42:13,035 INFO L268 CegarLoopResult]: For program point L682(lines 681 701) no Hoare annotation was computed. [2020-07-21 15:42:13,035 INFO L268 CegarLoopResult]: For program point L713(line 713) no Hoare annotation was computed. [2020-07-21 15:42:13,035 INFO L268 CegarLoopResult]: For program point L713-1(line 713) no Hoare annotation was computed. [2020-07-21 15:42:13,035 INFO L268 CegarLoopResult]: For program point L678(lines 678 719) no Hoare annotation was computed. [2020-07-21 15:42:13,035 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 632 734) no Hoare annotation was computed. [2020-07-21 15:42:13,035 INFO L268 CegarLoopResult]: For program point L697(line 697) no Hoare annotation was computed. [2020-07-21 15:42:13,036 INFO L268 CegarLoopResult]: For program point L697-1(line 697) no Hoare annotation was computed. [2020-07-21 15:42:13,036 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 632 734) no Hoare annotation was computed. [2020-07-21 15:42:13,036 INFO L268 CegarLoopResult]: For program point L656(lines 656 660) no Hoare annotation was computed. [2020-07-21 15:42:13,036 INFO L268 CegarLoopResult]: For program point L720(lines 720 731) no Hoare annotation was computed. [2020-07-21 15:42:13,036 INFO L268 CegarLoopResult]: For program point L683(lines 683 687) no Hoare annotation was computed. [2020-07-21 15:42:13,036 INFO L268 CegarLoopResult]: For program point L681-2(lines 681 701) no Hoare annotation was computed. [2020-07-21 15:42:13,036 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:42:13,036 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:42:13,037 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:42:13,037 INFO L268 CegarLoopResult]: For program point L210-1(lines 199 215) no Hoare annotation was computed. [2020-07-21 15:42:13,037 INFO L268 CegarLoopResult]: For program point L206(lines 206 212) no Hoare annotation was computed. [2020-07-21 15:42:13,037 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-07-21 15:42:13,037 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 199 215) no Hoare annotation was computed. [2020-07-21 15:42:13,037 INFO L268 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-07-21 15:42:13,037 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 199 215) no Hoare annotation was computed. [2020-07-21 15:42:13,038 INFO L268 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-07-21 15:42:13,038 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 379 387) the Hoare annotation is: true [2020-07-21 15:42:13,038 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 379 387) no Hoare annotation was computed. [2020-07-21 15:42:13,038 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 379 387) no Hoare annotation was computed. [2020-07-21 15:42:13,038 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 335 346) the Hoare annotation is: true [2020-07-21 15:42:13,038 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 335 346) no Hoare annotation was computed. [2020-07-21 15:42:13,038 INFO L268 CegarLoopResult]: For program point L339-1(lines 335 346) no Hoare annotation was computed. [2020-07-21 15:42:13,038 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:42:13,039 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 15:42:13,039 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:42:13,039 INFO L264 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 15:42:13,039 INFO L264 CegarLoopResult]: At program point L144(lines 144 150) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 15:42:13,039 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 133 156) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 15:42:13,039 INFO L264 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 15:42:13,040 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 133 156) no Hoare annotation was computed. [2020-07-21 15:42:13,040 INFO L268 CegarLoopResult]: For program point L137(lines 136 155) no Hoare annotation was computed. [2020-07-21 15:42:13,040 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 133 156) no Hoare annotation was computed. [2020-07-21 15:42:13,040 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 829 858) no Hoare annotation was computed. [2020-07-21 15:42:13,040 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 829 858) the Hoare annotation is: true [2020-07-21 15:42:13,040 INFO L271 CegarLoopResult]: At program point L854(lines 829 858) the Hoare annotation is: true [2020-07-21 15:42:13,040 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-07-21 15:42:13,040 INFO L268 CegarLoopResult]: For program point L843(lines 843 847) no Hoare annotation was computed. [2020-07-21 15:42:13,041 INFO L271 CegarLoopResult]: At program point L843-1(lines 843 847) the Hoare annotation is: true [2020-07-21 15:42:13,041 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-07-21 15:42:13,041 INFO L271 CegarLoopResult]: At program point L839-2(lines 839 853) the Hoare annotation is: true [2020-07-21 15:42:13,041 INFO L271 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: true [2020-07-21 15:42:13,041 INFO L268 CegarLoopResult]: For program point L835-1(line 835) no Hoare annotation was computed. [2020-07-21 15:42:13,041 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 347 355) no Hoare annotation was computed. [2020-07-21 15:42:13,041 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 347 355) no Hoare annotation was computed. [2020-07-21 15:42:13,042 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 347 355) no Hoare annotation was computed. [2020-07-21 15:42:13,042 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 311 322) the Hoare annotation is: true [2020-07-21 15:42:13,042 INFO L268 CegarLoopResult]: For program point L315-1(lines 311 322) no Hoare annotation was computed. [2020-07-21 15:42:13,042 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 311 322) no Hoare annotation was computed. [2020-07-21 15:42:13,042 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 883 889) no Hoare annotation was computed. [2020-07-21 15:42:13,042 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 883 889) the Hoare annotation is: true [2020-07-21 15:42:13,042 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:42:13,043 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 15:42:13,043 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:42:13,043 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:42:13,043 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 299 306) no Hoare annotation was computed. [2020-07-21 15:42:13,043 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 299 306) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:13,043 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 299 306) no Hoare annotation was computed. [2020-07-21 15:42:13,043 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 323 334) no Hoare annotation was computed. [2020-07-21 15:42:13,043 INFO L268 CegarLoopResult]: For program point L327-1(lines 323 334) no Hoare annotation was computed. [2020-07-21 15:42:13,044 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 323 334) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 15:42:13,044 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-21 15:42:13,044 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-21 15:42:13,044 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-21 15:42:13,044 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-21 15:42:13,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 03:42:13 BoogieIcfgContainer [2020-07-21 15:42:13,061 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 15:42:13,064 INFO L168 Benchmark]: Toolchain (without parser) took 6623.19 ms. Allocated memory was 145.8 MB in the beginning and 281.0 MB in the end (delta: 135.3 MB). Free memory was 101.0 MB in the beginning and 157.9 MB in the end (delta: -56.9 MB). Peak memory consumption was 110.2 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:13,065 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 145.8 MB. Free memory was 120.7 MB in the beginning and 120.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 15:42:13,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.12 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 100.6 MB in the beginning and 171.2 MB in the end (delta: -70.6 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:13,067 INFO L168 Benchmark]: Boogie Preprocessor took 128.21 ms. Allocated memory is still 203.4 MB. Free memory was 171.2 MB in the beginning and 167.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:13,068 INFO L168 Benchmark]: RCFGBuilder took 1287.00 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 167.2 MB in the beginning and 199.3 MB in the end (delta: -32.1 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:13,069 INFO L168 Benchmark]: TraceAbstraction took 4528.24 ms. Allocated memory was 237.0 MB in the beginning and 281.0 MB in the end (delta: 44.0 MB). Free memory was 199.3 MB in the beginning and 157.9 MB in the end (delta: 41.4 MB). Peak memory consumption was 117.3 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:13,074 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 145.8 MB. Free memory was 120.7 MB in the beginning and 120.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.12 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 100.6 MB in the beginning and 171.2 MB in the end (delta: -70.6 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.21 ms. Allocated memory is still 203.4 MB. Free memory was 171.2 MB in the beginning and 167.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1287.00 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 167.2 MB in the beginning and 199.3 MB in the end (delta: -32.1 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4528.24 ms. Allocated memory was 237.0 MB in the beginning and 281.0 MB in the end (delta: 44.0 MB). Free memory was 199.3 MB in the beginning and 157.9 MB in the end (delta: 41.4 MB). Peak memory consumption was 117.3 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: 63]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((((1 <= waterLevel && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive) || !(0 == \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 225 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 551 SDtfs, 178 SDslu, 469 SDs, 0 SdLazy, 76 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 266 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 212 PreInvPairs, 220 NumberOfFragments, 562 HoareAnnotationTreeSize, 212 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 51 FomulaSimplificationsInter, 235 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 28374 SizeOfPredicates, 16 NumberOfNonLiveVariables, 3328 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...