/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 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:04:15,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:04:15,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:04:15,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:04:15,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:04:15,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:04:15,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:04:15,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:04:15,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:04:15,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:04:15,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:04:15,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:04:15,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:04:15,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:04:15,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:04:15,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:04:15,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:04:15,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:04:15,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:04:15,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:04:15,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:04:15,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:04:15,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:04:15,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:04:15,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:04:15,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:04:15,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:04:15,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:04:15,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:04:15,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:04:15,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:04:15,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:04:15,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:04:15,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:04:15,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:04:15,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:04:15,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:04:15,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:04:15,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:04:15,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:04:15,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:04:15,359 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 [2020-07-20 13:04:15,383 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:04:15,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:04:15,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:04:15,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:04:15,385 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:04:15,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:04:15,385 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:04:15,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:04:15,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:04:15,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:04:15,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:04:15,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:04:15,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:04:15,387 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:04:15,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:04:15,388 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:04:15,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:04:15,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:04:15,388 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:04:15,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:04:15,389 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:04:15,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:04:15,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:04:15,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:04:15,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:04:15,390 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:04:15,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:15,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:04:15,391 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:04:15,391 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 -> 4 [2020-07-20 13:04:15,697 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:04:15,709 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:04:15,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:04:15,716 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:04:15,717 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:04:15,718 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c [2020-07-20 13:04:15,788 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78794ec16/54110ec481ed4df6926eb7d6f5f1add4/FLAG292523bbe [2020-07-20 13:04:16,287 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:04:16,288 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c [2020-07-20 13:04:16,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78794ec16/54110ec481ed4df6926eb7d6f5f1add4/FLAG292523bbe [2020-07-20 13:04:16,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78794ec16/54110ec481ed4df6926eb7d6f5f1add4 [2020-07-20 13:04:16,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:04:16,676 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:04:16,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:04:16,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:04:16,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:04:16,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:16" (1/1) ... [2020-07-20 13:04:16,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb6ae03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:16, skipping insertion in model container [2020-07-20 13:04:16,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:16" (1/1) ... [2020-07-20 13:04:16,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:04:16,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:04:17,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:04:17,143 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:04:17,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:04:17,251 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:04:17,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:17 WrapperNode [2020-07-20 13:04:17,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:04:17,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:04:17,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:04:17,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:04:17,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:17" (1/1) ... [2020-07-20 13:04:17,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:17" (1/1) ... [2020-07-20 13:04:17,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:17" (1/1) ... [2020-07-20 13:04:17,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:17" (1/1) ... [2020-07-20 13:04:17,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:17" (1/1) ... [2020-07-20 13:04:17,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:17" (1/1) ... [2020-07-20 13:04:17,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:17" (1/1) ... [2020-07-20 13:04:17,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:04:17,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:04:17,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:04:17,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:04:17,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:17" (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 [2020-07-20 13:04:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:04:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:04:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:04:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 13:04:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 13:04:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 13:04:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:04:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:04:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 13:04:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:04:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:04:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:04:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:04:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:04:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 13:04:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 13:04:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:04:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:04:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:04:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:04:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:04:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:04:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:04:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:04:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:04:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:04:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:04:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:04:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:04:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:04:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:04:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:04:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:04:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:04:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:04:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:04:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:04:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:04:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:04:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:04:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:04:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:04:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:04:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:04:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:04:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 13:04:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 13:04:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 13:04:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:04:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:04:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:04:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:04:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:04:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:04:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:04:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 13:04:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 13:04:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:04:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 13:04:17,444 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:04:17,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:04:17,444 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:04:17,444 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:04:17,444 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:04:17,444 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:04:17,444 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:04:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:04:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:04:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:04:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:04:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:04:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:04:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:04:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:04:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:04:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:04:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:04:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:04:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:04:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:04:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:04:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:04:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:04:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:04:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:04:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:04:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:04:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:04:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:04:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:04:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:04:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:04:18,555 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:04:18,555 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:04:18,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:04:18 BoogieIcfgContainer [2020-07-20 13:04:18,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:04:18,562 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:04:18,562 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:04:18,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:04:18,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:04:16" (1/3) ... [2020-07-20 13:04:18,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f7a6c5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:04:18, skipping insertion in model container [2020-07-20 13:04:18,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:17" (2/3) ... [2020-07-20 13:04:18,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f7a6c5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:04:18, skipping insertion in model container [2020-07-20 13:04:18,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:04:18" (3/3) ... [2020-07-20 13:04:18,570 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product12.cil.c [2020-07-20 13:04:18,580 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:04:18,589 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:04:18,604 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:04:18,639 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:04:18,639 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:04:18,640 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:04:18,640 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:04:18,640 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:04:18,640 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:04:18,640 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:04:18,640 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:04:18,660 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2020-07-20 13:04:18,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 13:04:18,669 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:18,670 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:18,671 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:18,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:18,677 INFO L82 PathProgramCache]: Analyzing trace with hash -347827160, now seen corresponding path program 1 times [2020-07-20 13:04:18,685 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:18,686 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [963743528] [2020-07-20 13:04:18,686 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:04:19,166 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:04:19,166 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:19,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:04:19,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:19,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 13:04:19,226 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:19,227 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [963743528] [2020-07-20 13:04:19,228 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:19,229 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:04:19,230 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463267627] [2020-07-20 13:04:19,236 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:04:19,236 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:19,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:04:19,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:04:19,257 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 2 states. [2020-07-20 13:04:19,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:19,299 INFO L93 Difference]: Finished difference Result 204 states and 253 transitions. [2020-07-20 13:04:19,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:04:19,301 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 13:04:19,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:19,317 INFO L225 Difference]: With dead ends: 204 [2020-07-20 13:04:19,317 INFO L226 Difference]: Without dead ends: 104 [2020-07-20 13:04:19,321 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:04:19,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-07-20 13:04:19,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-07-20 13:04:19,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-07-20 13:04:19,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2020-07-20 13:04:19,385 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 59 [2020-07-20 13:04:19,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:19,386 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2020-07-20 13:04:19,386 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:04:19,386 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2020-07-20 13:04:19,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 13:04:19,390 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:19,390 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:19,605 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:19,606 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:19,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:19,606 INFO L82 PathProgramCache]: Analyzing trace with hash -445277406, now seen corresponding path program 1 times [2020-07-20 13:04:19,607 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:19,607 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1565479103] [2020-07-20 13:04:19,607 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:04:19,978 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:04:19,978 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:19,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:04:19,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 13:04:20,043 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:20,043 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1565479103] [2020-07-20 13:04:20,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:20,043 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:04:20,044 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033189213] [2020-07-20 13:04:20,045 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:04:20,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:20,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:04:20,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:20,046 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 3 states. [2020-07-20 13:04:20,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:20,063 INFO L93 Difference]: Finished difference Result 140 states and 161 transitions. [2020-07-20 13:04:20,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:04:20,064 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-20 13:04:20,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:20,066 INFO L225 Difference]: With dead ends: 140 [2020-07-20 13:04:20,066 INFO L226 Difference]: Without dead ends: 95 [2020-07-20 13:04:20,068 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:20,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-07-20 13:04:20,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-07-20 13:04:20,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-20 13:04:20,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2020-07-20 13:04:20,087 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 60 [2020-07-20 13:04:20,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:20,088 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2020-07-20 13:04:20,088 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:04:20,088 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2020-07-20 13:04:20,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 13:04:20,090 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:20,093 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:20,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:20,294 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:20,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:20,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1419491684, now seen corresponding path program 1 times [2020-07-20 13:04:20,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:20,296 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1230689162] [2020-07-20 13:04:20,296 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:04:20,740 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:04:20,740 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:20,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:04:20,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:20,775 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:04:20,775 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:20,776 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1230689162] [2020-07-20 13:04:20,776 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:20,776 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:04:20,776 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460373477] [2020-07-20 13:04:20,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:04:20,777 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:20,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:04:20,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:20,778 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 3 states. [2020-07-20 13:04:20,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:20,801 INFO L93 Difference]: Finished difference Result 225 states and 267 transitions. [2020-07-20 13:04:20,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:04:20,802 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-20 13:04:20,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:20,804 INFO L225 Difference]: With dead ends: 225 [2020-07-20 13:04:20,805 INFO L226 Difference]: Without dead ends: 158 [2020-07-20 13:04:20,806 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:20,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-07-20 13:04:20,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 146. [2020-07-20 13:04:20,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-07-20 13:04:20,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 171 transitions. [2020-07-20 13:04:20,839 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 171 transitions. Word has length 65 [2020-07-20 13:04:20,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:20,840 INFO L479 AbstractCegarLoop]: Abstraction has 146 states and 171 transitions. [2020-07-20 13:04:20,841 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:04:20,841 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 171 transitions. [2020-07-20 13:04:20,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-20 13:04:20,843 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:20,843 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:21,058 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:21,059 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:21,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:21,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1359348090, now seen corresponding path program 1 times [2020-07-20 13:04:21,060 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:21,060 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [471745890] [2020-07-20 13:04:21,060 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:04:21,495 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:04:21,495 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:21,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:04:21,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:21,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:04:21,564 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:21,565 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [471745890] [2020-07-20 13:04:21,565 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:21,565 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:04:21,566 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002068014] [2020-07-20 13:04:21,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:04:21,567 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:21,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:04:21,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:04:21,567 INFO L87 Difference]: Start difference. First operand 146 states and 171 transitions. Second operand 6 states. [2020-07-20 13:04:21,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:21,757 INFO L93 Difference]: Finished difference Result 251 states and 303 transitions. [2020-07-20 13:04:21,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:04:21,758 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2020-07-20 13:04:21,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:21,759 INFO L225 Difference]: With dead ends: 251 [2020-07-20 13:04:21,759 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:04:21,761 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:04:21,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:04:21,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:04:21,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:04:21,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:04:21,762 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2020-07-20 13:04:21,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:21,763 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:04:21,763 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:04:21,763 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:04:21,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:04:21,971 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:21,975 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:04:22,407 INFO L268 CegarLoopResult]: For program point L596(lines 596 600) no Hoare annotation was computed. [2020-07-20 13:04:22,407 INFO L268 CegarLoopResult]: For program point L596-1(lines 596 600) no Hoare annotation was computed. [2020-07-20 13:04:22,407 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 565 620) no Hoare annotation was computed. [2020-07-20 13:04:22,407 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-07-20 13:04:22,407 INFO L268 CegarLoopResult]: For program point L590-2(lines 590 611) no Hoare annotation was computed. [2020-07-20 13:04:22,408 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 565 620) no Hoare annotation was computed. [2020-07-20 13:04:22,408 INFO L268 CegarLoopResult]: For program point L612(lines 589 613) no Hoare annotation was computed. [2020-07-20 13:04:22,408 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 565 620) no Hoare annotation was computed. [2020-07-20 13:04:22,408 INFO L268 CegarLoopResult]: For program point L673(lines 646 674) no Hoare annotation was computed. [2020-07-20 13:04:22,408 INFO L268 CegarLoopResult]: For program point L666(line 666) no Hoare annotation was computed. [2020-07-20 13:04:22,408 INFO L268 CegarLoopResult]: For program point L666-1(line 666) no Hoare annotation was computed. [2020-07-20 13:04:22,409 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 621 680) no Hoare annotation was computed. [2020-07-20 13:04:22,409 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 621 680) no Hoare annotation was computed. [2020-07-20 13:04:22,409 INFO L268 CegarLoopResult]: For program point L653(lines 653 657) no Hoare annotation was computed. [2020-07-20 13:04:22,409 INFO L268 CegarLoopResult]: For program point L653-1(lines 653 657) no Hoare annotation was computed. [2020-07-20 13:04:22,409 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 621 680) no Hoare annotation was computed. [2020-07-20 13:04:22,409 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-07-20 13:04:22,409 INFO L268 CegarLoopResult]: For program point L647-2(lines 647 672) no Hoare annotation was computed. [2020-07-20 13:04:22,410 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 897 903) the Hoare annotation is: true [2020-07-20 13:04:22,410 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 897 903) no Hoare annotation was computed. [2020-07-20 13:04:22,410 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 904 912) no Hoare annotation was computed. [2020-07-20 13:04:22,410 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 904 912) the Hoare annotation is: true [2020-07-20 13:04:22,410 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 904 912) no Hoare annotation was computed. [2020-07-20 13:04:22,410 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2020-07-20 13:04:22,410 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-07-20 13:04:22,411 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-07-20 13:04:22,411 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: true [2020-07-20 13:04:22,411 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-07-20 13:04:22,411 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-07-20 13:04:22,411 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-07-20 13:04:22,411 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-07-20 13:04:22,411 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 13:04:22,412 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-07-20 13:04:22,412 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-20 13:04:22,412 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-07-20 13:04:22,412 INFO L271 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: true [2020-07-20 13:04:22,412 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-07-20 13:04:22,412 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-07-20 13:04:22,412 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-07-20 13:04:22,413 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-07-20 13:04:22,413 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-07-20 13:04:22,413 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 489 511) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,413 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 489 511) no Hoare annotation was computed. [2020-07-20 13:04:22,413 INFO L264 CegarLoopResult]: At program point L501(line 501) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,413 INFO L264 CegarLoopResult]: At program point L501-1(line 501) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,414 INFO L268 CegarLoopResult]: For program point L499(lines 499 506) no Hoare annotation was computed. [2020-07-20 13:04:22,414 INFO L268 CegarLoopResult]: For program point L499-1(lines 499 506) no Hoare annotation was computed. [2020-07-20 13:04:22,414 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-07-20 13:04:22,414 INFO L264 CegarLoopResult]: At program point L496(line 496) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,414 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,414 INFO L264 CegarLoopResult]: At program point L495-1(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,415 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 489 511) no Hoare annotation was computed. [2020-07-20 13:04:22,415 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-07-20 13:04:22,415 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 444 467) no Hoare annotation was computed. [2020-07-20 13:04:22,415 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 444 467) no Hoare annotation was computed. [2020-07-20 13:04:22,415 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 444 467) no Hoare annotation was computed. [2020-07-20 13:04:22,415 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-07-20 13:04:22,415 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-20 13:04:22,416 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-07-20 13:04:22,416 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-07-20 13:04:22,416 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-07-20 13:04:22,416 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-20 13:04:22,416 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-07-20 13:04:22,416 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-07-20 13:04:22,416 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-07-20 13:04:22,416 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-07-20 13:04:22,417 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-07-20 13:04:22,417 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-07-20 13:04:22,417 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-07-20 13:04:22,417 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 228 242) no Hoare annotation was computed. [2020-07-20 13:04:22,417 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:22,417 INFO L268 CegarLoopResult]: For program point L232(lines 232 238) no Hoare annotation was computed. [2020-07-20 13:04:22,417 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 228 242) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:22,418 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 228 242) no Hoare annotation was computed. [2020-07-20 13:04:22,418 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 138 145) no Hoare annotation was computed. [2020-07-20 13:04:22,418 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 138 145) no Hoare annotation was computed. [2020-07-20 13:04:22,418 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 138 145) no Hoare annotation was computed. [2020-07-20 13:04:22,418 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 183 191) no Hoare annotation was computed. [2020-07-20 13:04:22,418 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 183 191) the Hoare annotation is: true [2020-07-20 13:04:22,418 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 183 191) no Hoare annotation was computed. [2020-07-20 13:04:22,418 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-07-20 13:04:22,419 INFO L268 CegarLoopResult]: For program point L222-1(line 222) no Hoare annotation was computed. [2020-07-20 13:04:22,419 INFO L268 CegarLoopResult]: For program point L211(lines 211 219) no Hoare annotation was computed. [2020-07-20 13:04:22,419 INFO L268 CegarLoopResult]: For program point L211-2(lines 211 219) no Hoare annotation was computed. [2020-07-20 13:04:22,419 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 192 227) no Hoare annotation was computed. [2020-07-20 13:04:22,419 INFO L268 CegarLoopResult]: For program point L199(lines 199 207) no Hoare annotation was computed. [2020-07-20 13:04:22,419 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 192 227) no Hoare annotation was computed. [2020-07-20 13:04:22,419 INFO L268 CegarLoopResult]: For program point L199-2(lines 199 207) no Hoare annotation was computed. [2020-07-20 13:04:22,419 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 192 227) no Hoare annotation was computed. [2020-07-20 13:04:22,420 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 890 896) no Hoare annotation was computed. [2020-07-20 13:04:22,420 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 890 896) the Hoare annotation is: true [2020-07-20 13:04:22,420 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 519 564) no Hoare annotation was computed. [2020-07-20 13:04:22,420 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 519 564) no Hoare annotation was computed. [2020-07-20 13:04:22,420 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 519 564) no Hoare annotation was computed. [2020-07-20 13:04:22,420 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 832 877) no Hoare annotation was computed. [2020-07-20 13:04:22,421 INFO L268 CegarLoopResult]: For program point L852(lines 852 859) no Hoare annotation was computed. [2020-07-20 13:04:22,421 INFO L268 CegarLoopResult]: For program point L846(lines 846 866) no Hoare annotation was computed. [2020-07-20 13:04:22,421 INFO L268 CegarLoopResult]: For program point L846-1(lines 846 866) no Hoare annotation was computed. [2020-07-20 13:04:22,421 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 832 877) no Hoare annotation was computed. [2020-07-20 13:04:22,421 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 832 877) no Hoare annotation was computed. [2020-07-20 13:04:22,421 INFO L264 CegarLoopResult]: At program point L480(line 480) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,422 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 475 485) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,422 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 475 485) no Hoare annotation was computed. [2020-07-20 13:04:22,422 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 475 485) no Hoare annotation was computed. [2020-07-20 13:04:22,422 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-07-20 13:04:22,422 INFO L268 CegarLoopResult]: For program point L177-1(line 177) no Hoare annotation was computed. [2020-07-20 13:04:22,422 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 172 182) no Hoare annotation was computed. [2020-07-20 13:04:22,422 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 172 182) no Hoare annotation was computed. [2020-07-20 13:04:22,423 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 172 182) no Hoare annotation was computed. [2020-07-20 13:04:22,423 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 164 171) the Hoare annotation is: true [2020-07-20 13:04:22,423 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 164 171) no Hoare annotation was computed. [2020-07-20 13:04:22,423 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 164 171) no Hoare annotation was computed. [2020-07-20 13:04:22,423 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 131 137) no Hoare annotation was computed. [2020-07-20 13:04:22,423 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 131 137) the Hoare annotation is: true [2020-07-20 13:04:22,424 INFO L264 CegarLoopResult]: At program point testENTRY(lines 335 402) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,424 INFO L268 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2020-07-20 13:04:22,424 INFO L268 CegarLoopResult]: For program point testFINAL(lines 335 402) no Hoare annotation was computed. [2020-07-20 13:04:22,424 INFO L264 CegarLoopResult]: At program point L395(lines 344 396) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,424 INFO L264 CegarLoopResult]: At program point L385(line 385) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,424 INFO L268 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-07-20 13:04:22,425 INFO L264 CegarLoopResult]: At program point L383-1(lines 375 390) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,425 INFO L268 CegarLoopResult]: For program point L346(lines 345 394) no Hoare annotation was computed. [2020-07-20 13:04:22,425 INFO L264 CegarLoopResult]: At program point L377(line 377) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,425 INFO L268 CegarLoopResult]: For program point L375(lines 375 390) no Hoare annotation was computed. [2020-07-20 13:04:22,425 INFO L264 CegarLoopResult]: At program point L367(line 367) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,425 INFO L268 CegarLoopResult]: For program point L365(lines 365 371) no Hoare annotation was computed. [2020-07-20 13:04:22,426 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 371) no Hoare annotation was computed. [2020-07-20 13:04:22,426 INFO L264 CegarLoopResult]: At program point L392(lines 345 394) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,426 INFO L264 CegarLoopResult]: At program point L357(line 357) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:22,426 INFO L268 CegarLoopResult]: For program point L355(lines 355 361) no Hoare annotation was computed. [2020-07-20 13:04:22,426 INFO L268 CegarLoopResult]: For program point testEXIT(lines 335 402) no Hoare annotation was computed. [2020-07-20 13:04:22,426 INFO L268 CegarLoopResult]: For program point L355-1(lines 355 361) no Hoare annotation was computed. [2020-07-20 13:04:22,426 INFO L268 CegarLoopResult]: For program point L800(lines 800 820) no Hoare annotation was computed. [2020-07-20 13:04:22,427 INFO L268 CegarLoopResult]: For program point L800-1(lines 800 820) no Hoare annotation was computed. [2020-07-20 13:04:22,427 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 786 831) no Hoare annotation was computed. [2020-07-20 13:04:22,427 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 786 831) no Hoare annotation was computed. [2020-07-20 13:04:22,427 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 786 831) no Hoare annotation was computed. [2020-07-20 13:04:22,427 INFO L268 CegarLoopResult]: For program point L806(lines 806 813) no Hoare annotation was computed. [2020-07-20 13:04:22,427 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 301 323) no Hoare annotation was computed. [2020-07-20 13:04:22,427 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 301 323) no Hoare annotation was computed. [2020-07-20 13:04:22,428 INFO L268 CegarLoopResult]: For program point L309(lines 309 317) no Hoare annotation was computed. [2020-07-20 13:04:22,428 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 301 323) no Hoare annotation was computed. [2020-07-20 13:04:22,428 INFO L268 CegarLoopResult]: For program point L309-2(lines 309 317) no Hoare annotation was computed. [2020-07-20 13:04:22,428 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 683 785) no Hoare annotation was computed. [2020-07-20 13:04:22,428 INFO L268 CegarLoopResult]: For program point L733(lines 732 752) no Hoare annotation was computed. [2020-07-20 13:04:22,428 INFO L268 CegarLoopResult]: For program point L764(line 764) no Hoare annotation was computed. [2020-07-20 13:04:22,428 INFO L268 CegarLoopResult]: For program point L764-1(line 764) no Hoare annotation was computed. [2020-07-20 13:04:22,428 INFO L268 CegarLoopResult]: For program point L729(lines 729 770) no Hoare annotation was computed. [2020-07-20 13:04:22,429 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-07-20 13:04:22,429 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-07-20 13:04:22,429 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 683 785) no Hoare annotation was computed. [2020-07-20 13:04:22,429 INFO L268 CegarLoopResult]: For program point L707(lines 707 711) no Hoare annotation was computed. [2020-07-20 13:04:22,429 INFO L268 CegarLoopResult]: For program point L771(lines 771 782) no Hoare annotation was computed. [2020-07-20 13:04:22,429 INFO L268 CegarLoopResult]: For program point L734(lines 734 738) no Hoare annotation was computed. [2020-07-20 13:04:22,429 INFO L268 CegarLoopResult]: For program point L732-2(lines 732 752) no Hoare annotation was computed. [2020-07-20 13:04:22,430 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 683 785) no Hoare annotation was computed. [2020-07-20 13:04:22,430 INFO L268 CegarLoopResult]: For program point L753(lines 731 754) no Hoare annotation was computed. [2020-07-20 13:04:22,430 INFO L268 CegarLoopResult]: For program point L712(lines 712 728) no Hoare annotation was computed. [2020-07-20 13:04:22,430 INFO L268 CegarLoopResult]: For program point L772(lines 772 779) no Hoare annotation was computed. [2020-07-20 13:04:22,430 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 880 889) no Hoare annotation was computed. [2020-07-20 13:04:22,430 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 880 889) no Hoare annotation was computed. [2020-07-20 13:04:22,430 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 880 889) no Hoare annotation was computed. [2020-07-20 13:04:22,430 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:04:22,431 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:04:22,431 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:04:22,431 INFO L268 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-07-20 13:04:22,431 INFO L268 CegarLoopResult]: For program point L158-1(lines 147 163) no Hoare annotation was computed. [2020-07-20 13:04:22,431 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 147 163) no Hoare annotation was computed. [2020-07-20 13:04:22,431 INFO L268 CegarLoopResult]: For program point L154(lines 154 160) no Hoare annotation was computed. [2020-07-20 13:04:22,431 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 147 163) no Hoare annotation was computed. [2020-07-20 13:04:22,431 INFO L268 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-07-20 13:04:22,432 INFO L268 CegarLoopResult]: For program point L152-1(line 152) no Hoare annotation was computed. [2020-07-20 13:04:22,432 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 324 332) the Hoare annotation is: true [2020-07-20 13:04:22,432 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 324 332) no Hoare annotation was computed. [2020-07-20 13:04:22,432 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 324 332) no Hoare annotation was computed. [2020-07-20 13:04:22,432 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 280 291) the Hoare annotation is: true [2020-07-20 13:04:22,432 INFO L268 CegarLoopResult]: For program point L284-1(lines 280 291) no Hoare annotation was computed. [2020-07-20 13:04:22,432 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 280 291) no Hoare annotation was computed. [2020-07-20 13:04:22,432 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:04:22,433 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:04:22,433 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:04:22,433 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 292 300) no Hoare annotation was computed. [2020-07-20 13:04:22,433 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 292 300) no Hoare annotation was computed. [2020-07-20 13:04:22,433 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 292 300) no Hoare annotation was computed. [2020-07-20 13:04:22,433 INFO L271 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: true [2020-07-20 13:04:22,433 INFO L271 CegarLoopResult]: At program point L118(lines 118 124) the Hoare annotation is: true [2020-07-20 13:04:22,433 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 13:04:22,434 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 104 130) the Hoare annotation is: true [2020-07-20 13:04:22,434 INFO L268 CegarLoopResult]: For program point L111(lines 107 129) no Hoare annotation was computed. [2020-07-20 13:04:22,434 INFO L268 CegarLoopResult]: For program point L109(lines 107 129) no Hoare annotation was computed. [2020-07-20 13:04:22,434 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 104 130) no Hoare annotation was computed. [2020-07-20 13:04:22,434 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 104 130) no Hoare annotation was computed. [2020-07-20 13:04:22,434 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 414 443) no Hoare annotation was computed. [2020-07-20 13:04:22,434 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 414 443) the Hoare annotation is: true [2020-07-20 13:04:22,434 INFO L271 CegarLoopResult]: At program point L439(lines 414 443) the Hoare annotation is: true [2020-07-20 13:04:22,435 INFO L268 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-07-20 13:04:22,435 INFO L268 CegarLoopResult]: For program point L428(lines 428 432) no Hoare annotation was computed. [2020-07-20 13:04:22,435 INFO L271 CegarLoopResult]: At program point L428-1(lines 428 432) the Hoare annotation is: true [2020-07-20 13:04:22,435 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-07-20 13:04:22,435 INFO L271 CegarLoopResult]: At program point L424-2(lines 424 438) the Hoare annotation is: true [2020-07-20 13:04:22,435 INFO L271 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: true [2020-07-20 13:04:22,435 INFO L268 CegarLoopResult]: For program point L420-1(line 420) no Hoare annotation was computed. [2020-07-20 13:04:22,435 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 256 267) the Hoare annotation is: true [2020-07-20 13:04:22,451 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 256 267) no Hoare annotation was computed. [2020-07-20 13:04:22,451 INFO L268 CegarLoopResult]: For program point L260-1(lines 256 267) no Hoare annotation was computed. [2020-07-20 13:04:22,452 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 468 474) no Hoare annotation was computed. [2020-07-20 13:04:22,452 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 468 474) the Hoare annotation is: true [2020-07-20 13:04:22,452 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:04:22,453 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 13:04:22,453 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:04:22,454 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:04:22,454 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 243 250) no Hoare annotation was computed. [2020-07-20 13:04:22,455 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 243 250) the Hoare annotation is: true [2020-07-20 13:04:22,455 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 243 250) no Hoare annotation was computed. [2020-07-20 13:04:22,456 INFO L268 CegarLoopResult]: For program point L272-1(lines 268 279) no Hoare annotation was computed. [2020-07-20 13:04:22,456 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 268 279) no Hoare annotation was computed. [2020-07-20 13:04:22,456 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 268 279) the Hoare annotation is: true [2020-07-20 13:04:22,456 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 404 411) no Hoare annotation was computed. [2020-07-20 13:04:22,457 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 408) no Hoare annotation was computed. [2020-07-20 13:04:22,457 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 404 411) the Hoare annotation is: true [2020-07-20 13:04:22,457 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 404 411) no Hoare annotation was computed. [2020-07-20 13:04:22,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:04:22 BoogieIcfgContainer [2020-07-20 13:04:22,472 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:04:22,474 INFO L168 Benchmark]: Toolchain (without parser) took 5798.49 ms. Allocated memory was 138.9 MB in the beginning and 280.0 MB in the end (delta: 141.0 MB). Free memory was 102.9 MB in the beginning and 247.6 MB in the end (delta: -144.7 MB). Peak memory consumption was 119.6 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:22,475 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 138.9 MB. Free memory was 121.8 MB in the beginning and 121.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 13:04:22,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 575.12 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 102.5 MB in the beginning and 171.9 MB in the end (delta: -69.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:22,477 INFO L168 Benchmark]: Boogie Preprocessor took 114.25 ms. Allocated memory is still 202.9 MB. Free memory was 171.9 MB in the beginning and 167.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:22,478 INFO L168 Benchmark]: RCFGBuilder took 1193.76 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 167.8 MB in the beginning and 200.0 MB in the end (delta: -32.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:22,479 INFO L168 Benchmark]: TraceAbstraction took 3909.30 ms. Allocated memory was 236.5 MB in the beginning and 280.0 MB in the end (delta: 43.5 MB). Free memory was 200.0 MB in the beginning and 247.6 MB in the end (delta: -47.6 MB). Peak memory consumption was 119.2 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:22,483 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 138.9 MB. Free memory was 121.8 MB in the beginning and 121.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 575.12 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 102.5 MB in the beginning and 171.9 MB in the end (delta: -69.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.25 ms. Allocated memory is still 202.9 MB. Free memory was 171.9 MB in the beginning and 167.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1193.76 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 167.8 MB in the beginning and 200.0 MB in the end (delta: -32.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3909.30 ms. Allocated memory was 236.5 MB in the beginning and 280.0 MB in the end (delta: 43.5 MB). Free memory was 200.0 MB in the beginning and 247.6 MB in the end (delta: -47.6 MB). Peak memory consumption was 119.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 408]: 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: 424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.3s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 448 SDtfs, 144 SDslu, 390 SDs, 0 SdLazy, 61 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 173 PreInvPairs, 188 NumberOfFragments, 304 HoareAnnotationTreeSize, 173 FomulaSimplifications, 60 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 49 FomulaSimplificationsInter, 390 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 252 NumberOfCodeBlocks, 223 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 24502 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2772 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...