/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:50:06,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:50:06,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:50:06,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:50:06,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:50:06,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:50:06,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:50:06,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:50:06,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:50:06,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:50:06,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:50:06,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:50:06,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:50:06,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:50:06,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:50:06,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:50:06,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:50:06,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:50:06,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:50:06,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:50:06,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:50:06,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:50:06,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:50:06,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:50:06,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:50:06,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:50:06,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:50:06,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:50:06,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:50:06,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:50:06,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:50:06,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:50:06,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:50:06,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:50:06,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:50:06,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:50:06,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:50:06,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:50:06,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:50:06,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:50:06,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:50:06,254 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 12:50:06,281 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:50:06,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:50:06,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:50:06,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:50:06,284 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:50:06,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:50:06,284 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:50:06,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:50:06,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:50:06,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:50:06,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:50:06,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:50:06,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:50:06,287 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:50:06,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:50:06,287 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:50:06,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:50:06,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:50:06,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:50:06,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:50:06,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:50:06,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:50:06,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:50:06,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:50:06,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:50:06,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:50:06,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:06,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:50:06,291 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:50:06,291 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:50:06,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:50:06,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:50:06,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:50:06,663 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:50:06,663 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:50:06,664 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product05.cil.c [2020-07-21 12:50:06,743 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2eafd508/0a8fcf20f61945deae84a1faaf538812/FLAG20a6542f0 [2020-07-21 12:50:07,323 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:50:07,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product05.cil.c [2020-07-21 12:50:07,339 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2eafd508/0a8fcf20f61945deae84a1faaf538812/FLAG20a6542f0 [2020-07-21 12:50:07,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2eafd508/0a8fcf20f61945deae84a1faaf538812 [2020-07-21 12:50:07,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:50:07,609 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:50:07,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:50:07,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:50:07,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:50:07,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:50:07" (1/1) ... [2020-07-21 12:50:07,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a3df99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:07, skipping insertion in model container [2020-07-21 12:50:07,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:50:07" (1/1) ... [2020-07-21 12:50:07,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:50:07,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:50:08,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:50:08,096 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:50:08,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:50:08,233 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:50:08,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08 WrapperNode [2020-07-21 12:50:08,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:50:08,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:50:08,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:50:08,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:50:08,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... [2020-07-21 12:50:08,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:50:08,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:50:08,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:50:08,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:50:08,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:50:08,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:50:08,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:50:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:50:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:50:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:50:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:50:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:50:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:50:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:50:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:50:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 12:50:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:50:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:50:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:50:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:50:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:50:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:50:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:50:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:50:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:50:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:50:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:50:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:50:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:50:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:50:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-21 12:50:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:50:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:50:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:50:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:50:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:50:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:50:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:50:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:50:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:50:08,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:50:08,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:50:08,397 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:50:08,397 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:50:08,397 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:50:08,397 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:50:08,397 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:50:08,397 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:50:08,398 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:50:08,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:50:08,398 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:50:08,398 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:50:08,398 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:50:08,398 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:50:08,398 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:50:08,399 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-21 12:50:08,399 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:50:08,399 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 12:50:08,399 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:50:08,399 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:50:08,399 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:50:08,400 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:50:08,400 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:50:08,400 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:50:08,400 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:50:08,400 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:50:08,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:50:08,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:50:08,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:50:08,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:50:08,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:50:08,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:50:08,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:50:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:50:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:50:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:50:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:50:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:50:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:50:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:50:08,403 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:50:08,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:50:08,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:50:08,403 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:50:08,403 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:50:08,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:50:08,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:50:08,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:50:08,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:50:09,464 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:50:09,464 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:50:09,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:50:09 BoogieIcfgContainer [2020-07-21 12:50:09,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:50:09,471 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:50:09,471 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:50:09,474 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:50:09,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:50:07" (1/3) ... [2020-07-21 12:50:09,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b50d3b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:50:09, skipping insertion in model container [2020-07-21 12:50:09,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:50:08" (2/3) ... [2020-07-21 12:50:09,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b50d3b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:50:09, skipping insertion in model container [2020-07-21 12:50:09,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:50:09" (3/3) ... [2020-07-21 12:50:09,478 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product05.cil.c [2020-07-21 12:50:09,489 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:50:09,497 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:50:09,511 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:50:09,535 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:50:09,535 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:50:09,535 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:50:09,535 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:50:09,536 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:50:09,536 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:50:09,536 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:50:09,536 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:50:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states. [2020-07-21 12:50:09,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 12:50:09,566 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:09,567 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:09,568 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:09,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:09,573 INFO L82 PathProgramCache]: Analyzing trace with hash 214690501, now seen corresponding path program 1 times [2020-07-21 12:50:09,579 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:09,580 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1531131141] [2020-07-21 12:50:09,580 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:10,020 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:10,021 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:10,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:50:10,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:10,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:50:10,066 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:10,067 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1531131141] [2020-07-21 12:50:10,068 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:10,068 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:50:10,070 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236232795] [2020-07-21 12:50:10,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:50:10,076 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:10,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:50:10,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:50:10,093 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 2 states. [2020-07-21 12:50:10,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:10,132 INFO L93 Difference]: Finished difference Result 198 states and 249 transitions. [2020-07-21 12:50:10,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:50:10,134 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 12:50:10,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:10,146 INFO L225 Difference]: With dead ends: 198 [2020-07-21 12:50:10,146 INFO L226 Difference]: Without dead ends: 99 [2020-07-21 12:50:10,150 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:50:10,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-21 12:50:10,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-21 12:50:10,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-21 12:50:10,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 116 transitions. [2020-07-21 12:50:10,202 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 116 transitions. Word has length 46 [2020-07-21 12:50:10,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:10,202 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 116 transitions. [2020-07-21 12:50:10,202 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:50:10,203 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 116 transitions. [2020-07-21 12:50:10,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 12:50:10,206 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:10,206 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:10,416 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:10,417 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:10,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:10,418 INFO L82 PathProgramCache]: Analyzing trace with hash -780054523, now seen corresponding path program 1 times [2020-07-21 12:50:10,419 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:10,419 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [861248255] [2020-07-21 12:50:10,420 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:10,730 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:10,731 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:10,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:50:10,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:10,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:50:10,785 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:10,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [861248255] [2020-07-21 12:50:10,786 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:10,786 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:10,786 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629411067] [2020-07-21 12:50:10,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:10,788 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:10,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:10,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:10,789 INFO L87 Difference]: Start difference. First operand 99 states and 116 transitions. Second operand 3 states. [2020-07-21 12:50:10,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:10,813 INFO L93 Difference]: Finished difference Result 174 states and 211 transitions. [2020-07-21 12:50:10,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:10,814 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 12:50:10,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:10,816 INFO L225 Difference]: With dead ends: 174 [2020-07-21 12:50:10,816 INFO L226 Difference]: Without dead ends: 99 [2020-07-21 12:50:10,818 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:10,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-21 12:50:10,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-21 12:50:10,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-21 12:50:10,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 115 transitions. [2020-07-21 12:50:10,836 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 115 transitions. Word has length 47 [2020-07-21 12:50:10,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:10,837 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 115 transitions. [2020-07-21 12:50:10,837 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:10,837 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 115 transitions. [2020-07-21 12:50:10,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-21 12:50:10,839 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:10,840 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:50:11,052 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:11,053 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:11,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:11,053 INFO L82 PathProgramCache]: Analyzing trace with hash -106762152, now seen corresponding path program 1 times [2020-07-21 12:50:11,053 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:11,054 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1874771049] [2020-07-21 12:50:11,054 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:11,295 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:11,295 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:11,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:50:11,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:11,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:50:11,317 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:11,317 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1874771049] [2020-07-21 12:50:11,318 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:11,318 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:50:11,318 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136652753] [2020-07-21 12:50:11,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:50:11,319 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:11,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:50:11,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:11,320 INFO L87 Difference]: Start difference. First operand 99 states and 115 transitions. Second operand 3 states. [2020-07-21 12:50:11,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:11,333 INFO L93 Difference]: Finished difference Result 147 states and 169 transitions. [2020-07-21 12:50:11,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:50:11,333 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2020-07-21 12:50:11,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:11,335 INFO L225 Difference]: With dead ends: 147 [2020-07-21 12:50:11,335 INFO L226 Difference]: Without dead ends: 90 [2020-07-21 12:50:11,336 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:50:11,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-07-21 12:50:11,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2020-07-21 12:50:11,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-07-21 12:50:11,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 103 transitions. [2020-07-21 12:50:11,347 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 103 transitions. Word has length 55 [2020-07-21 12:50:11,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:11,347 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 103 transitions. [2020-07-21 12:50:11,347 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:50:11,347 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 103 transitions. [2020-07-21 12:50:11,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 12:50:11,349 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:11,350 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] [2020-07-21 12:50:11,563 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:11,564 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:11,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:11,566 INFO L82 PathProgramCache]: Analyzing trace with hash -645246501, now seen corresponding path program 1 times [2020-07-21 12:50:11,566 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:11,567 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1336398563] [2020-07-21 12:50:11,567 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:11,979 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:11,980 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:11,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-21 12:50:11,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:12,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:50:12,030 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:12,030 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1336398563] [2020-07-21 12:50:12,030 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:12,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:50:12,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609990090] [2020-07-21 12:50:12,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:50:12,032 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:12,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:50:12,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:50:12,032 INFO L87 Difference]: Start difference. First operand 90 states and 103 transitions. Second operand 6 states. [2020-07-21 12:50:12,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:12,270 INFO L93 Difference]: Finished difference Result 215 states and 258 transitions. [2020-07-21 12:50:12,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:50:12,270 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-07-21 12:50:12,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:12,276 INFO L225 Difference]: With dead ends: 215 [2020-07-21 12:50:12,278 INFO L226 Difference]: Without dead ends: 149 [2020-07-21 12:50:12,281 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:50:12,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-07-21 12:50:12,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 147. [2020-07-21 12:50:12,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-07-21 12:50:12,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 172 transitions. [2020-07-21 12:50:12,321 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 172 transitions. Word has length 59 [2020-07-21 12:50:12,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:12,322 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 172 transitions. [2020-07-21 12:50:12,322 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:50:12,322 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 172 transitions. [2020-07-21 12:50:12,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-21 12:50:12,325 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:50:12,327 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] [2020-07-21 12:50:12,528 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:12,528 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:50:12,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:50:12,529 INFO L82 PathProgramCache]: Analyzing trace with hash 1499933855, now seen corresponding path program 1 times [2020-07-21 12:50:12,529 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:50:12,530 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1016415068] [2020-07-21 12:50:12,530 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 12:50:12,814 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:50:12,814 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:50:12,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:50:12,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:50:12,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:50:12,863 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:50:12,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1016415068] [2020-07-21 12:50:12,864 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:50:12,864 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:50:12,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99347874] [2020-07-21 12:50:12,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:50:12,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:50:12,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:50:12,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:50:12,865 INFO L87 Difference]: Start difference. First operand 147 states and 172 transitions. Second operand 6 states. [2020-07-21 12:50:13,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:50:13,037 INFO L93 Difference]: Finished difference Result 235 states and 282 transitions. [2020-07-21 12:50:13,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:50:13,038 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-07-21 12:50:13,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:50:13,039 INFO L225 Difference]: With dead ends: 235 [2020-07-21 12:50:13,039 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:50:13,041 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:50:13,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:50:13,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:50:13,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:50:13,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:50:13,064 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-07-21 12:50:13,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:50:13,064 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:50:13,064 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:50:13,065 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:50:13,065 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:50:13,276 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:50:13,280 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:50:14,103 INFO L268 CegarLoopResult]: For program point L417-2(lines 417 438) no Hoare annotation was computed. [2020-07-21 12:50:14,103 INFO L268 CegarLoopResult]: For program point L439(lines 416 440) no Hoare annotation was computed. [2020-07-21 12:50:14,104 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 392 447) no Hoare annotation was computed. [2020-07-21 12:50:14,104 INFO L268 CegarLoopResult]: For program point L423(lines 423 427) no Hoare annotation was computed. [2020-07-21 12:50:14,104 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 392 447) no Hoare annotation was computed. [2020-07-21 12:50:14,104 INFO L268 CegarLoopResult]: For program point L423-1(lines 423 427) no Hoare annotation was computed. [2020-07-21 12:50:14,104 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 392 447) no Hoare annotation was computed. [2020-07-21 12:50:14,104 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-07-21 12:50:14,104 INFO L268 CegarLoopResult]: For program point L480(lines 480 484) no Hoare annotation was computed. [2020-07-21 12:50:14,104 INFO L268 CegarLoopResult]: For program point L480-1(lines 480 484) no Hoare annotation was computed. [2020-07-21 12:50:14,105 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-07-21 12:50:14,105 INFO L268 CegarLoopResult]: For program point L474-2(lines 474 499) no Hoare annotation was computed. [2020-07-21 12:50:14,105 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 448 507) no Hoare annotation was computed. [2020-07-21 12:50:14,105 INFO L268 CegarLoopResult]: For program point L500(lines 473 501) no Hoare annotation was computed. [2020-07-21 12:50:14,106 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 448 507) no Hoare annotation was computed. [2020-07-21 12:50:14,106 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-07-21 12:50:14,106 INFO L268 CegarLoopResult]: For program point L493-1(line 493) no Hoare annotation was computed. [2020-07-21 12:50:14,106 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 448 507) no Hoare annotation was computed. [2020-07-21 12:50:14,107 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 849 855) the Hoare annotation is: true [2020-07-21 12:50:14,107 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 849 855) no Hoare annotation was computed. [2020-07-21 12:50:14,107 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 856 864) no Hoare annotation was computed. [2020-07-21 12:50:14,107 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 856 864) the Hoare annotation is: true [2020-07-21 12:50:14,107 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 856 864) no Hoare annotation was computed. [2020-07-21 12:50:14,107 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 807 829) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:50:14,107 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 807 829) no Hoare annotation was computed. [2020-07-21 12:50:14,108 INFO L264 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:50:14,108 INFO L264 CegarLoopResult]: At program point L819-1(line 819) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:50:14,108 INFO L268 CegarLoopResult]: For program point L817(lines 817 824) no Hoare annotation was computed. [2020-07-21 12:50:14,108 INFO L268 CegarLoopResult]: For program point L817-1(lines 817 824) no Hoare annotation was computed. [2020-07-21 12:50:14,108 INFO L268 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-07-21 12:50:14,108 INFO L264 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:50:14,108 INFO L264 CegarLoopResult]: At program point L813(line 813) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:50:14,109 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 807 829) no Hoare annotation was computed. [2020-07-21 12:50:14,109 INFO L264 CegarLoopResult]: At program point L813-1(line 813) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:50:14,109 INFO L268 CegarLoopResult]: For program point L769(line 769) no Hoare annotation was computed. [2020-07-21 12:50:14,111 INFO L268 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-07-21 12:50:14,111 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 763 786) no Hoare annotation was computed. [2020-07-21 12:50:14,111 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 763 786) no Hoare annotation was computed. [2020-07-21 12:50:14,111 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 763 786) no Hoare annotation was computed. [2020-07-21 12:50:14,111 INFO L268 CegarLoopResult]: For program point L781(line 781) no Hoare annotation was computed. [2020-07-21 12:50:14,111 INFO L268 CegarLoopResult]: For program point L780(line 780) no Hoare annotation was computed. [2020-07-21 12:50:14,111 INFO L268 CegarLoopResult]: For program point L779(line 779) no Hoare annotation was computed. [2020-07-21 12:50:14,112 INFO L268 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-07-21 12:50:14,112 INFO L268 CegarLoopResult]: For program point L777(line 777) no Hoare annotation was computed. [2020-07-21 12:50:14,112 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-07-21 12:50:14,112 INFO L268 CegarLoopResult]: For program point L775(line 775) no Hoare annotation was computed. [2020-07-21 12:50:14,112 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-07-21 12:50:14,112 INFO L268 CegarLoopResult]: For program point L773(line 773) no Hoare annotation was computed. [2020-07-21 12:50:14,112 INFO L268 CegarLoopResult]: For program point L772(line 772) no Hoare annotation was computed. [2020-07-21 12:50:14,112 INFO L268 CegarLoopResult]: For program point L771(line 771) no Hoare annotation was computed. [2020-07-21 12:50:14,113 INFO L268 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-07-21 12:50:14,113 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 219 227) no Hoare annotation was computed. [2020-07-21 12:50:14,113 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 219 227) the Hoare annotation is: true [2020-07-21 12:50:14,115 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 219 227) no Hoare annotation was computed. [2020-07-21 12:50:14,116 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-07-21 12:50:14,116 INFO L268 CegarLoopResult]: For program point L247(lines 247 255) no Hoare annotation was computed. [2020-07-21 12:50:14,117 INFO L268 CegarLoopResult]: For program point L247-2(lines 247 255) no Hoare annotation was computed. [2020-07-21 12:50:14,117 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 228 263) no Hoare annotation was computed. [2020-07-21 12:50:14,117 INFO L268 CegarLoopResult]: For program point L235(lines 235 243) no Hoare annotation was computed. [2020-07-21 12:50:14,118 INFO L268 CegarLoopResult]: For program point L235-2(lines 235 243) no Hoare annotation was computed. [2020-07-21 12:50:14,118 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 228 263) no Hoare annotation was computed. [2020-07-21 12:50:14,118 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 228 263) no Hoare annotation was computed. [2020-07-21 12:50:14,118 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-07-21 12:50:14,118 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 842 848) no Hoare annotation was computed. [2020-07-21 12:50:14,118 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 842 848) the Hoare annotation is: true [2020-07-21 12:50:14,119 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 346 391) no Hoare annotation was computed. [2020-07-21 12:50:14,119 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 346 391) no Hoare annotation was computed. [2020-07-21 12:50:14,119 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 346 391) no Hoare annotation was computed. [2020-07-21 12:50:14,119 INFO L268 CegarLoopResult]: For program point L673(lines 673 693) no Hoare annotation was computed. [2020-07-21 12:50:14,119 INFO L268 CegarLoopResult]: For program point L673-1(lines 673 693) no Hoare annotation was computed. [2020-07-21 12:50:14,120 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 659 704) no Hoare annotation was computed. [2020-07-21 12:50:14,120 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 659 704) no Hoare annotation was computed. [2020-07-21 12:50:14,120 INFO L268 CegarLoopResult]: For program point L679(lines 679 686) no Hoare annotation was computed. [2020-07-21 12:50:14,120 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 659 704) no Hoare annotation was computed. [2020-07-21 12:50:14,120 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 794 803) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:50:14,120 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 794 803) no Hoare annotation was computed. [2020-07-21 12:50:14,120 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 794 803) no Hoare annotation was computed. [2020-07-21 12:50:14,121 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 208 218) the Hoare annotation is: true [2020-07-21 12:50:14,129 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 208 218) no Hoare annotation was computed. [2020-07-21 12:50:14,129 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 208 218) no Hoare annotation was computed. [2020-07-21 12:50:14,129 INFO L271 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: true [2020-07-21 12:50:14,129 INFO L268 CegarLoopResult]: For program point L213-1(line 213) no Hoare annotation was computed. [2020-07-21 12:50:14,129 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 200 207) the Hoare annotation is: true [2020-07-21 12:50:14,129 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 200 207) no Hoare annotation was computed. [2020-07-21 12:50:14,130 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 200 207) no Hoare annotation was computed. [2020-07-21 12:50:14,130 INFO L264 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:50:14,130 INFO L268 CegarLoopResult]: For program point L186-1(lines 167 191) no Hoare annotation was computed. [2020-07-21 12:50:14,130 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 167 191) no Hoare annotation was computed. [2020-07-21 12:50:14,132 INFO L264 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:50:14,132 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 167 191) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:50:14,133 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:50:14,133 INFO L268 CegarLoopResult]: For program point L175(lines 175 183) no Hoare annotation was computed. [2020-07-21 12:50:14,133 INFO L264 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:50:14,133 INFO L268 CegarLoopResult]: For program point L173-1(line 173) no Hoare annotation was computed. [2020-07-21 12:50:14,133 INFO L268 CegarLoopResult]: For program point L171(lines 171 188) no Hoare annotation was computed. [2020-07-21 12:50:14,138 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 159 165) no Hoare annotation was computed. [2020-07-21 12:50:14,138 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 159 165) the Hoare annotation is: true [2020-07-21 12:50:14,138 INFO L264 CegarLoopResult]: At program point testENTRY(lines 275 338) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:50:14,138 INFO L268 CegarLoopResult]: For program point L287(lines 287 291) no Hoare annotation was computed. [2020-07-21 12:50:14,139 INFO L268 CegarLoopResult]: For program point testFINAL(lines 275 338) no Hoare annotation was computed. [2020-07-21 12:50:14,139 INFO L264 CegarLoopResult]: At program point L331(lines 284 332) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:50:14,139 INFO L268 CegarLoopResult]: For program point L321(lines 321 325) no Hoare annotation was computed. [2020-07-21 12:50:14,139 INFO L264 CegarLoopResult]: At program point L321-2(lines 315 326) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:50:14,139 INFO L268 CegarLoopResult]: For program point L286(lines 285 330) no Hoare annotation was computed. [2020-07-21 12:50:14,139 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-07-21 12:50:14,140 INFO L264 CegarLoopResult]: At program point L307(line 307) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:50:14,140 INFO L268 CegarLoopResult]: For program point L305(lines 305 311) no Hoare annotation was computed. [2020-07-21 12:50:14,140 INFO L268 CegarLoopResult]: For program point L305-1(lines 305 311) no Hoare annotation was computed. [2020-07-21 12:50:14,140 INFO L264 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:50:14,140 INFO L264 CegarLoopResult]: At program point L328(lines 285 330) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:50:14,141 INFO L268 CegarLoopResult]: For program point L295(lines 295 301) no Hoare annotation was computed. [2020-07-21 12:50:14,141 INFO L268 CegarLoopResult]: For program point L295-1(lines 295 301) no Hoare annotation was computed. [2020-07-21 12:50:14,141 INFO L268 CegarLoopResult]: For program point testEXIT(lines 275 338) no Hoare annotation was computed. [2020-07-21 12:50:14,141 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 613 658) no Hoare annotation was computed. [2020-07-21 12:50:14,141 INFO L268 CegarLoopResult]: For program point L633(lines 633 640) no Hoare annotation was computed. [2020-07-21 12:50:14,141 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 613 658) no Hoare annotation was computed. [2020-07-21 12:50:14,142 INFO L268 CegarLoopResult]: For program point L627(lines 627 647) no Hoare annotation was computed. [2020-07-21 12:50:14,142 INFO L268 CegarLoopResult]: For program point L627-1(lines 627 647) no Hoare annotation was computed. [2020-07-21 12:50:14,142 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 613 658) no Hoare annotation was computed. [2020-07-21 12:50:14,142 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-21 12:50:14,142 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-21 12:50:14,142 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-21 12:50:14,142 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-21 12:50:14,142 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-21 12:50:14,142 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 510 612) no Hoare annotation was computed. [2020-07-21 12:50:14,142 INFO L268 CegarLoopResult]: For program point L539(lines 539 555) no Hoare annotation was computed. [2020-07-21 12:50:14,143 INFO L268 CegarLoopResult]: For program point L599(lines 599 606) no Hoare annotation was computed. [2020-07-21 12:50:14,143 INFO L268 CegarLoopResult]: For program point L560(lines 559 579) no Hoare annotation was computed. [2020-07-21 12:50:14,143 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-07-21 12:50:14,143 INFO L268 CegarLoopResult]: For program point L591-1(line 591) no Hoare annotation was computed. [2020-07-21 12:50:14,143 INFO L268 CegarLoopResult]: For program point L556(lines 556 597) no Hoare annotation was computed. [2020-07-21 12:50:14,143 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 510 612) no Hoare annotation was computed. [2020-07-21 12:50:14,143 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-07-21 12:50:14,143 INFO L268 CegarLoopResult]: For program point L575-1(line 575) no Hoare annotation was computed. [2020-07-21 12:50:14,144 INFO L268 CegarLoopResult]: For program point L534(lines 534 538) no Hoare annotation was computed. [2020-07-21 12:50:14,144 INFO L268 CegarLoopResult]: For program point L598(lines 598 609) no Hoare annotation was computed. [2020-07-21 12:50:14,144 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 510 612) no Hoare annotation was computed. [2020-07-21 12:50:14,144 INFO L268 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2020-07-21 12:50:14,144 INFO L268 CegarLoopResult]: For program point L559-2(lines 559 579) no Hoare annotation was computed. [2020-07-21 12:50:14,144 INFO L268 CegarLoopResult]: For program point L580(lines 558 581) no Hoare annotation was computed. [2020-07-21 12:50:14,144 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 832 841) no Hoare annotation was computed. [2020-07-21 12:50:14,144 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 832 841) no Hoare annotation was computed. [2020-07-21 12:50:14,145 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 832 841) no Hoare annotation was computed. [2020-07-21 12:50:14,145 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:50:14,145 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:50:14,145 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:50:14,145 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 192 199) no Hoare annotation was computed. [2020-07-21 12:50:14,145 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 192 199) no Hoare annotation was computed. [2020-07-21 12:50:14,145 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 192 199) no Hoare annotation was computed. [2020-07-21 12:50:14,145 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-07-21 12:50:14,146 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-21 12:50:14,146 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-21 12:50:14,146 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:50:14,146 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-21 12:50:14,146 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-21 12:50:14,146 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:50:14,146 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:50:14,146 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:50:14,147 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-07-21 12:50:14,147 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-21 12:50:14,147 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-21 12:50:14,147 INFO L264 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:50:14,147 INFO L264 CegarLoopResult]: At program point L146(lines 146 152) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:50:14,147 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 135 158) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:50:14,147 INFO L264 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:50:14,148 INFO L268 CegarLoopResult]: For program point L139(lines 138 157) no Hoare annotation was computed. [2020-07-21 12:50:14,148 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 135 158) no Hoare annotation was computed. [2020-07-21 12:50:14,148 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 135 158) no Hoare annotation was computed. [2020-07-21 12:50:14,148 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 733 762) no Hoare annotation was computed. [2020-07-21 12:50:14,148 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 733 762) the Hoare annotation is: true [2020-07-21 12:50:14,148 INFO L271 CegarLoopResult]: At program point L758(lines 733 762) the Hoare annotation is: true [2020-07-21 12:50:14,148 INFO L268 CegarLoopResult]: For program point L754(line 754) no Hoare annotation was computed. [2020-07-21 12:50:14,148 INFO L268 CegarLoopResult]: For program point L747(lines 747 751) no Hoare annotation was computed. [2020-07-21 12:50:14,149 INFO L271 CegarLoopResult]: At program point L747-1(lines 747 751) the Hoare annotation is: true [2020-07-21 12:50:14,149 INFO L268 CegarLoopResult]: For program point L744(line 744) no Hoare annotation was computed. [2020-07-21 12:50:14,149 INFO L271 CegarLoopResult]: At program point L743-2(lines 743 757) the Hoare annotation is: true [2020-07-21 12:50:14,149 INFO L271 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: true [2020-07-21 12:50:14,149 INFO L268 CegarLoopResult]: For program point L739-1(line 739) no Hoare annotation was computed. [2020-07-21 12:50:14,149 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-21 12:50:14,149 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-21 12:50:14,149 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-21 12:50:14,150 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 787 793) no Hoare annotation was computed. [2020-07-21 12:50:14,150 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 787 793) the Hoare annotation is: true [2020-07-21 12:50:14,150 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:50:14,151 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:50:14,151 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:50:14,151 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:50:14,151 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-21 12:50:14,151 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-21 12:50:14,151 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2020-07-21 12:50:14,151 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 265 272) no Hoare annotation was computed. [2020-07-21 12:50:14,152 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 269) no Hoare annotation was computed. [2020-07-21 12:50:14,152 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 265 272) the Hoare annotation is: true [2020-07-21 12:50:14,152 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 265 272) no Hoare annotation was computed. [2020-07-21 12:50:14,152 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 706 730) the Hoare annotation is: true [2020-07-21 12:50:14,152 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 706 730) no Hoare annotation was computed. [2020-07-21 12:50:14,153 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:50:14,153 INFO L268 CegarLoopResult]: For program point L718(lines 718 724) no Hoare annotation was computed. [2020-07-21 12:50:14,153 INFO L264 CegarLoopResult]: At program point L716(line 716) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:50:14,153 INFO L268 CegarLoopResult]: For program point L716-1(line 716) no Hoare annotation was computed. [2020-07-21 12:50:14,153 INFO L268 CegarLoopResult]: For program point L714(lines 714 727) no Hoare annotation was computed. [2020-07-21 12:50:14,153 INFO L268 CegarLoopResult]: For program point L714-1(lines 706 730) no Hoare annotation was computed. [2020-07-21 12:50:14,153 INFO L271 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: true [2020-07-21 12:50:14,154 INFO L268 CegarLoopResult]: For program point L712-1(line 712) no Hoare annotation was computed. [2020-07-21 12:50:14,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:50:14 BoogieIcfgContainer [2020-07-21 12:50:14,186 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:50:14,192 INFO L168 Benchmark]: Toolchain (without parser) took 6580.27 ms. Allocated memory was 146.3 MB in the beginning and 284.2 MB in the end (delta: 137.9 MB). Free memory was 101.9 MB in the beginning and 140.5 MB in the end (delta: -38.6 MB). Peak memory consumption was 99.3 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:14,195 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 146.3 MB. Free memory is still 120.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 12:50:14,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.96 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 101.5 MB in the beginning and 173.8 MB in the end (delta: -72.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:14,197 INFO L168 Benchmark]: Boogie Preprocessor took 87.15 ms. Allocated memory is still 204.5 MB. Free memory was 173.8 MB in the beginning and 169.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:14,198 INFO L168 Benchmark]: RCFGBuilder took 1147.92 ms. Allocated memory was 204.5 MB in the beginning and 237.5 MB in the end (delta: 33.0 MB). Free memory was 169.8 MB in the beginning and 204.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:14,201 INFO L168 Benchmark]: TraceAbstraction took 4715.72 ms. Allocated memory was 237.5 MB in the beginning and 284.2 MB in the end (delta: 46.7 MB). Free memory was 203.3 MB in the beginning and 140.5 MB in the end (delta: 62.7 MB). Peak memory consumption was 109.4 MB. Max. memory is 7.1 GB. [2020-07-21 12:50:14,209 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 146.3 MB. Free memory is still 120.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 623.96 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 101.5 MB in the beginning and 173.8 MB in the end (delta: -72.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.15 ms. Allocated memory is still 204.5 MB. Free memory was 173.8 MB in the beginning and 169.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1147.92 ms. Allocated memory was 204.5 MB in the beginning and 237.5 MB in the end (delta: 33.0 MB). Free memory was 169.8 MB in the beginning and 204.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4715.72 ms. Allocated memory was 237.5 MB in the beginning and 284.2 MB in the end (delta: 46.7 MB). Free memory was 203.3 MB in the beginning and 140.5 MB in the end (delta: 62.7 MB). Peak memory consumption was 109.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 269]: 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: 733]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: ((!(1 <= systemActive) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || (0 == pumpRunning && splverifierCounter <= 0) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 204 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 530 SDtfs, 201 SDslu, 624 SDs, 0 SdLazy, 105 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 269 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred 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, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 236 PreInvPairs, 250 NumberOfFragments, 419 HoareAnnotationTreeSize, 236 FomulaSimplifications, 56 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 48 FomulaSimplificationsInter, 585 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 270 NumberOfCodeBlocks, 270 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 265 ConstructedInterpolants, 0 QuantifiedInterpolants, 26149 SizeOfPredicates, 9 NumberOfNonLiveVariables, 3250 ConjunctsInSsa, 39 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...