/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 21:57:27,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 21:57:27,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 21:57:27,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 21:57:27,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 21:57:27,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 21:57:27,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 21:57:27,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 21:57:27,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 21:57:27,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 21:57:27,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 21:57:27,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 21:57:27,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 21:57:27,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 21:57:27,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 21:57:27,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 21:57:27,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 21:57:27,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 21:57:27,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 21:57:27,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 21:57:27,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 21:57:27,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 21:57:27,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 21:57:27,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 21:57:27,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 21:57:27,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 21:57:27,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 21:57:27,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 21:57:27,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 21:57:27,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 21:57:27,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 21:57:27,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 21:57:27,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 21:57:27,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 21:57:27,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 21:57:27,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 21:57:27,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 21:57:27,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 21:57:27,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 21:57:27,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 21:57:27,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 21:57:27,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-21 21:57:27,661 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 21:57:27,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 21:57:27,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 21:57:27,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 21:57:27,667 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 21:57:27,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 21:57:27,667 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 21:57:27,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 21:57:27,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 21:57:27,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 21:57:27,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 21:57:27,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 21:57:27,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 21:57:27,669 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 21:57:27,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 21:57:27,672 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 21:57:27,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 21:57:27,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 21:57:27,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 21:57:27,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 21:57:27,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 21:57:27,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 21:57:27,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 21:57:27,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 21:57:27,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 21:57:27,674 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 21:57:27,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 21:57:27,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 21:57:27,674 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 21:57:27,675 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 -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true; [2020-08-21 21:57:27,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 21:57:27,998 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 21:57:28,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 21:57:28,002 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 21:57:28,003 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 21:57:28,003 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2020-08-21 21:57:28,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/76a8a0dcb/c80b11fea3084686bce1684b40151db3/FLAGee3fddae2 [2020-08-21 21:57:28,553 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 21:57:28,553 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2020-08-21 21:57:28,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/76a8a0dcb/c80b11fea3084686bce1684b40151db3/FLAGee3fddae2 [2020-08-21 21:57:28,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/76a8a0dcb/c80b11fea3084686bce1684b40151db3 [2020-08-21 21:57:28,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 21:57:28,854 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 21:57:28,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 21:57:28,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 21:57:28,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 21:57:28,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 09:57:28" (1/1) ... [2020-08-21 21:57:28,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c557818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:57:28, skipping insertion in model container [2020-08-21 21:57:28,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 09:57:28" (1/1) ... [2020-08-21 21:57:28,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 21:57:28,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 21:57:29,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 21:57:29,311 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 21:57:29,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 21:57:29,461 INFO L208 MainTranslator]: Completed translation [2020-08-21 21:57:29,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:57:29 WrapperNode [2020-08-21 21:57:29,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 21:57:29,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 21:57:29,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 21:57:29,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 21:57:29,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:57:29" (1/1) ... [2020-08-21 21:57:29,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:57:29" (1/1) ... [2020-08-21 21:57:29,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:57:29" (1/1) ... [2020-08-21 21:57:29,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:57:29" (1/1) ... [2020-08-21 21:57:29,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:57:29" (1/1) ... [2020-08-21 21:57:29,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:57:29" (1/1) ... [2020-08-21 21:57:29,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:57:29" (1/1) ... [2020-08-21 21:57:29,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 21:57:29,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 21:57:29,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 21:57:29,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 21:57:29,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:57:29" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-21 21:57:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 21:57:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 21:57:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-21 21:57:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-21 21:57:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-21 21:57:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-21 21:57:29,635 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-21 21:57:29,635 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-21 21:57:29,635 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-21 21:57:29,636 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-21 21:57:29,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-21 21:57:29,636 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-21 21:57:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-21 21:57:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-08-21 21:57:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-08-21 21:57:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-21 21:57:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-21 21:57:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-21 21:57:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-21 21:57:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-21 21:57:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-21 21:57:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-21 21:57:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-21 21:57:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-21 21:57:29,640 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-21 21:57:29,640 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 21:57:29,640 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-21 21:57:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-21 21:57:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-21 21:57:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-21 21:57:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-21 21:57:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-21 21:57:29,642 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-21 21:57:29,642 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-21 21:57:29,642 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-21 21:57:29,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-21 21:57:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 21:57:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 21:57:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-21 21:57:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-21 21:57:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-21 21:57:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-21 21:57:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-21 21:57:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-21 21:57:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-21 21:57:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-21 21:57:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-21 21:57:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-21 21:57:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-21 21:57:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-21 21:57:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-21 21:57:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-21 21:57:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-08-21 21:57:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-08-21 21:57:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-21 21:57:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-21 21:57:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-21 21:57:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-21 21:57:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-21 21:57:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-21 21:57:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-21 21:57:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-21 21:57:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-21 21:57:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-21 21:57:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-21 21:57:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-21 21:57:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-21 21:57:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-21 21:57:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-21 21:57:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-21 21:57:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-21 21:57:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-21 21:57:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-21 21:57:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-21 21:57:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-21 21:57:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-21 21:57:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-21 21:57:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 21:57:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-21 21:57:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-21 21:57:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-21 21:57:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-21 21:57:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-21 21:57:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 21:57:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-21 21:57:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 21:57:30,686 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 21:57:30,687 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-21 21:57:30,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 09:57:30 BoogieIcfgContainer [2020-08-21 21:57:30,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 21:57:30,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 21:57:30,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 21:57:30,697 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 21:57:30,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 09:57:28" (1/3) ... [2020-08-21 21:57:30,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1998df87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 09:57:30, skipping insertion in model container [2020-08-21 21:57:30,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:57:29" (2/3) ... [2020-08-21 21:57:30,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1998df87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 09:57:30, skipping insertion in model container [2020-08-21 21:57:30,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 09:57:30" (3/3) ... [2020-08-21 21:57:30,701 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product02.cil.c [2020-08-21 21:57:30,712 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 21:57:30,720 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 21:57:30,734 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 21:57:30,756 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 21:57:30,757 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 21:57:30,757 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 21:57:30,757 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 21:57:30,757 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 21:57:30,757 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 21:57:30,758 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 21:57:30,758 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 21:57:30,779 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2020-08-21 21:57:30,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-21 21:57:30,788 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 21:57:30,789 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] [2020-08-21 21:57:30,789 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 21:57:30,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 21:57:30,796 INFO L82 PathProgramCache]: Analyzing trace with hash -381422991, now seen corresponding path program 1 times [2020-08-21 21:57:30,805 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 21:57:30,805 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1710968500] [2020-08-21 21:57:30,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 21:57:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:31,477 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 21:57:31,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 21:57:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:31,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 21:57:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:31,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 21:57:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:31,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 21:57:31,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:31,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 21:57:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:31,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 21:57:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:31,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-21 21:57:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:31,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-21 21:57:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:31,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 21:57:31,585 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1710968500] [2020-08-21 21:57:31,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 21:57:31,588 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-21 21:57:31,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694488386] [2020-08-21 21:57:31,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-21 21:57:31,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 21:57:31,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-21 21:57:31,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-21 21:57:31,613 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 4 states. [2020-08-21 21:57:32,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 21:57:32,545 INFO L93 Difference]: Finished difference Result 208 states and 279 transitions. [2020-08-21 21:57:32,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-21 21:57:32,547 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-08-21 21:57:32,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 21:57:32,561 INFO L225 Difference]: With dead ends: 208 [2020-08-21 21:57:32,561 INFO L226 Difference]: Without dead ends: 119 [2020-08-21 21:57:32,565 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-21 21:57:32,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-08-21 21:57:32,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 90. [2020-08-21 21:57:32,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-08-21 21:57:32,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2020-08-21 21:57:32,649 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 51 [2020-08-21 21:57:32,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 21:57:32,650 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2020-08-21 21:57:32,650 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-21 21:57:32,650 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2020-08-21 21:57:32,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-21 21:57:32,654 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 21:57:32,654 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 21:57:32,654 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 21:57:32,654 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 21:57:32,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 21:57:32,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1660884333, now seen corresponding path program 1 times [2020-08-21 21:57:32,655 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 21:57:32,656 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2052614139] [2020-08-21 21:57:32,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 21:57:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:32,980 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 21:57:32,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 21:57:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:33,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 21:57:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:33,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 21:57:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:33,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 21:57:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:33,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 21:57:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:33,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 21:57:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:33,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 21:57:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:33,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-21 21:57:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:33,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 21:57:33,036 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2052614139] [2020-08-21 21:57:33,036 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 21:57:33,037 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-21 21:57:33,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225093823] [2020-08-21 21:57:33,039 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 21:57:33,039 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 21:57:33,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 21:57:33,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-21 21:57:33,040 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 5 states. [2020-08-21 21:57:33,563 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-21 21:57:34,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 21:57:34,120 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2020-08-21 21:57:34,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 21:57:34,123 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-08-21 21:57:34,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 21:57:34,126 INFO L225 Difference]: With dead ends: 149 [2020-08-21 21:57:34,127 INFO L226 Difference]: Without dead ends: 109 [2020-08-21 21:57:34,129 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-21 21:57:34,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-21 21:57:34,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2020-08-21 21:57:34,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-08-21 21:57:34,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2020-08-21 21:57:34,173 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 52 [2020-08-21 21:57:34,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 21:57:34,173 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2020-08-21 21:57:34,173 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 21:57:34,174 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2020-08-21 21:57:34,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-08-21 21:57:34,186 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 21:57:34,186 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] [2020-08-21 21:57:34,187 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 21:57:34,187 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 21:57:34,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 21:57:34,188 INFO L82 PathProgramCache]: Analyzing trace with hash -562457481, now seen corresponding path program 1 times [2020-08-21 21:57:34,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 21:57:34,188 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1128663461] [2020-08-21 21:57:34,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 21:57:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:34,539 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 21:57:34,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 21:57:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:34,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 21:57:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:34,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 21:57:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:34,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 21:57:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:34,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 21:57:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:34,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 21:57:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:34,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-21 21:57:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:34,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-21 21:57:34,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:34,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 21:57:34,670 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1128663461] [2020-08-21 21:57:34,670 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 21:57:34,670 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 21:57:34,671 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011643269] [2020-08-21 21:57:34,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 21:57:34,672 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 21:57:34,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 21:57:34,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 21:57:34,673 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 9 states. [2020-08-21 21:57:35,096 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 21:57:35,422 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 21:57:35,694 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 21:57:35,976 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 21:57:36,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 21:57:36,816 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2020-08-21 21:57:36,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 21:57:36,818 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-08-21 21:57:36,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 21:57:36,822 INFO L225 Difference]: With dead ends: 162 [2020-08-21 21:57:36,822 INFO L226 Difference]: Without dead ends: 109 [2020-08-21 21:57:36,826 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-21 21:57:36,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-08-21 21:57:36,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2020-08-21 21:57:36,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-08-21 21:57:36,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 91 transitions. [2020-08-21 21:57:36,877 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 91 transitions. Word has length 57 [2020-08-21 21:57:36,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 21:57:36,879 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 91 transitions. [2020-08-21 21:57:36,879 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 21:57:36,879 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2020-08-21 21:57:36,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-21 21:57:36,880 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 21:57:36,881 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 21:57:36,881 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 21:57:36,881 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 21:57:36,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 21:57:36,882 INFO L82 PathProgramCache]: Analyzing trace with hash -423646974, now seen corresponding path program 1 times [2020-08-21 21:57:36,882 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 21:57:36,882 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [724378070] [2020-08-21 21:57:36,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 21:57:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:37,274 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 21:57:37,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 21:57:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:37,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 21:57:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:37,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 21:57:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:37,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 21:57:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:37,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 21:57:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:37,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 21:57:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:37,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-08-21 21:57:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:37,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-21 21:57:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:37,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-21 21:57:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:37,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 21:57:37,387 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [724378070] [2020-08-21 21:57:37,387 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 21:57:37,387 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-21 21:57:37,387 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747779209] [2020-08-21 21:57:37,388 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 21:57:37,388 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 21:57:37,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 21:57:37,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-21 21:57:37,389 INFO L87 Difference]: Start difference. First operand 81 states and 91 transitions. Second operand 8 states. [2020-08-21 21:57:37,790 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 21:57:38,683 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 21:57:38,947 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 21:57:39,192 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 21:57:39,438 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 21:57:39,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 21:57:39,903 INFO L93 Difference]: Finished difference Result 219 states and 281 transitions. [2020-08-21 21:57:39,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-21 21:57:39,904 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-08-21 21:57:39,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 21:57:39,906 INFO L225 Difference]: With dead ends: 219 [2020-08-21 21:57:39,907 INFO L226 Difference]: Without dead ends: 166 [2020-08-21 21:57:39,908 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-08-21 21:57:39,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-08-21 21:57:39,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 124. [2020-08-21 21:57:39,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-08-21 21:57:39,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 142 transitions. [2020-08-21 21:57:39,955 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 142 transitions. Word has length 60 [2020-08-21 21:57:39,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 21:57:39,955 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 142 transitions. [2020-08-21 21:57:39,955 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 21:57:39,955 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 142 transitions. [2020-08-21 21:57:39,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-21 21:57:39,957 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 21:57:39,957 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 21:57:39,957 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 21:57:39,958 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 21:57:39,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 21:57:39,958 INFO L82 PathProgramCache]: Analyzing trace with hash -971040994, now seen corresponding path program 1 times [2020-08-21 21:57:39,958 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 21:57:39,959 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [964949131] [2020-08-21 21:57:39,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 21:57:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:40,241 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 21:57:40,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 21:57:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:40,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 21:57:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:40,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 21:57:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:40,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 21:57:40,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:40,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 21:57:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:40,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 21:57:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:40,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-08-21 21:57:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:40,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-21 21:57:40,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:40,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-21 21:57:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:40,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-21 21:57:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 21:57:40,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 21:57:40,340 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [964949131] [2020-08-21 21:57:40,340 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 21:57:40,340 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 21:57:40,341 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775644900] [2020-08-21 21:57:40,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 21:57:40,342 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 21:57:40,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 21:57:40,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 21:57:40,342 INFO L87 Difference]: Start difference. First operand 124 states and 142 transitions. Second operand 9 states. [2020-08-21 21:57:40,769 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 21:57:41,578 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 21:57:41,836 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 21:57:42,098 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 21:57:42,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 21:57:42,355 INFO L93 Difference]: Finished difference Result 253 states and 322 transitions. [2020-08-21 21:57:42,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-21 21:57:42,356 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-21 21:57:42,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 21:57:42,357 INFO L225 Difference]: With dead ends: 253 [2020-08-21 21:57:42,357 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 21:57:42,359 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-08-21 21:57:42,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 21:57:42,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 21:57:42,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 21:57:42,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 21:57:42,361 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-08-21 21:57:42,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 21:57:42,361 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 21:57:42,361 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 21:57:42,361 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 21:57:42,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 21:57:42,362 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-21 21:57:42,364 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 21:57:42,603 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 201 [2020-08-21 21:57:42,735 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 201 [2020-08-21 21:57:43,110 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 201 [2020-08-21 21:57:44,408 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-21 21:57:44,593 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-21 21:57:44,774 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-21 21:57:44,948 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2020-08-21 21:57:45,194 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-21 21:57:45,574 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-08-21 21:57:45,744 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-21 21:57:45,895 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-08-21 21:57:46,067 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-21 21:57:46,226 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-21 21:57:46,562 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2020-08-21 21:57:46,760 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 21:57:46,976 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-08-21 21:57:47,316 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-08-21 21:57:47,687 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2020-08-21 21:57:47,868 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-08-21 21:57:48,231 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-08-21 21:57:48,392 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-21 21:57:48,693 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-08-21 21:57:48,989 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-08-21 21:57:49,277 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-08-21 21:57:49,282 INFO L268 CegarLoopResult]: For program point L288(lines 288 292) no Hoare annotation was computed. [2020-08-21 21:57:49,282 INFO L268 CegarLoopResult]: For program point L288-1(lines 288 292) no Hoare annotation was computed. [2020-08-21 21:57:49,282 INFO L268 CegarLoopResult]: For program point L283(line 283) no Hoare annotation was computed. [2020-08-21 21:57:49,282 INFO L268 CegarLoopResult]: For program point L282-2(lines 282 303) no Hoare annotation was computed. [2020-08-21 21:57:49,282 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 257 312) no Hoare annotation was computed. [2020-08-21 21:57:49,283 INFO L268 CegarLoopResult]: For program point L304(lines 281 305) no Hoare annotation was computed. [2020-08-21 21:57:49,283 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 257 312) no Hoare annotation was computed. [2020-08-21 21:57:49,283 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 257 312) no Hoare annotation was computed. [2020-08-21 21:57:49,283 INFO L268 CegarLoopResult]: For program point L345(lines 345 349) no Hoare annotation was computed. [2020-08-21 21:57:49,283 INFO L268 CegarLoopResult]: For program point L345-1(lines 345 349) no Hoare annotation was computed. [2020-08-21 21:57:49,283 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 313 372) no Hoare annotation was computed. [2020-08-21 21:57:49,284 INFO L268 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-08-21 21:57:49,284 INFO L268 CegarLoopResult]: For program point L339-2(lines 339 364) no Hoare annotation was computed. [2020-08-21 21:57:49,284 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 313 372) no Hoare annotation was computed. [2020-08-21 21:57:49,284 INFO L268 CegarLoopResult]: For program point L365(lines 338 366) no Hoare annotation was computed. [2020-08-21 21:57:49,284 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 313 372) no Hoare annotation was computed. [2020-08-21 21:57:49,284 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-08-21 21:57:49,284 INFO L268 CegarLoopResult]: For program point L358-1(line 358) no Hoare annotation was computed. [2020-08-21 21:57:49,284 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-08-21 21:57:49,285 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-08-21 21:57:49,285 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-08-21 21:57:49,285 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-08-21 21:57:49,285 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-08-21 21:57:49,285 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 647 669) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,285 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 647 669) no Hoare annotation was computed. [2020-08-21 21:57:49,286 INFO L264 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-08-21 21:57:49,286 INFO L264 CegarLoopResult]: At program point L659-1(line 659) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-08-21 21:57:49,286 INFO L268 CegarLoopResult]: For program point L657(lines 657 664) no Hoare annotation was computed. [2020-08-21 21:57:49,286 INFO L268 CegarLoopResult]: For program point L657-1(lines 657 664) no Hoare annotation was computed. [2020-08-21 21:57:49,286 INFO L268 CegarLoopResult]: For program point L655(line 655) no Hoare annotation was computed. [2020-08-21 21:57:49,286 INFO L264 CegarLoopResult]: At program point L654(line 654) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,287 INFO L264 CegarLoopResult]: At program point L653(line 653) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,287 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 647 669) no Hoare annotation was computed. [2020-08-21 21:57:49,287 INFO L264 CegarLoopResult]: At program point L653-1(line 653) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,287 INFO L268 CegarLoopResult]: For program point L609(line 609) no Hoare annotation was computed. [2020-08-21 21:57:49,287 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 604 627) no Hoare annotation was computed. [2020-08-21 21:57:49,287 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 604 627) no Hoare annotation was computed. [2020-08-21 21:57:49,287 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 604 627) no Hoare annotation was computed. [2020-08-21 21:57:49,288 INFO L268 CegarLoopResult]: For program point L622(line 622) no Hoare annotation was computed. [2020-08-21 21:57:49,288 INFO L268 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-08-21 21:57:49,288 INFO L268 CegarLoopResult]: For program point L620(line 620) no Hoare annotation was computed. [2020-08-21 21:57:49,288 INFO L268 CegarLoopResult]: For program point L619(line 619) no Hoare annotation was computed. [2020-08-21 21:57:49,288 INFO L268 CegarLoopResult]: For program point L618(line 618) no Hoare annotation was computed. [2020-08-21 21:57:49,288 INFO L268 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-08-21 21:57:49,288 INFO L268 CegarLoopResult]: For program point L616(line 616) no Hoare annotation was computed. [2020-08-21 21:57:49,288 INFO L268 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-08-21 21:57:49,289 INFO L268 CegarLoopResult]: For program point L614(line 614) no Hoare annotation was computed. [2020-08-21 21:57:49,289 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-08-21 21:57:49,289 INFO L268 CegarLoopResult]: For program point L612(line 612) no Hoare annotation was computed. [2020-08-21 21:57:49,289 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-08-21 21:57:49,289 INFO L268 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-08-21 21:57:49,289 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 735 743) no Hoare annotation was computed. [2020-08-21 21:57:49,289 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 735 743) the Hoare annotation is: true [2020-08-21 21:57:49,289 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 735 743) no Hoare annotation was computed. [2020-08-21 21:57:49,290 INFO L268 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2020-08-21 21:57:49,290 INFO L268 CegarLoopResult]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2020-08-21 21:57:49,290 INFO L268 CegarLoopResult]: For program point L751(lines 751 759) no Hoare annotation was computed. [2020-08-21 21:57:49,290 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 744 779) no Hoare annotation was computed. [2020-08-21 21:57:49,290 INFO L268 CegarLoopResult]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2020-08-21 21:57:49,290 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 744 779) no Hoare annotation was computed. [2020-08-21 21:57:49,290 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-08-21 21:57:49,290 INFO L268 CegarLoopResult]: For program point L774-1(line 774) no Hoare annotation was computed. [2020-08-21 21:57:49,291 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 744 779) no Hoare annotation was computed. [2020-08-21 21:57:49,291 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-08-21 21:57:49,291 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-08-21 21:57:49,291 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 211 256) no Hoare annotation was computed. [2020-08-21 21:57:49,291 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 211 256) no Hoare annotation was computed. [2020-08-21 21:57:49,291 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 211 256) no Hoare annotation was computed. [2020-08-21 21:57:49,291 INFO L268 CegarLoopResult]: For program point L544(lines 544 551) no Hoare annotation was computed. [2020-08-21 21:57:49,292 INFO L268 CegarLoopResult]: For program point L538(lines 538 558) no Hoare annotation was computed. [2020-08-21 21:57:49,292 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 524 569) no Hoare annotation was computed. [2020-08-21 21:57:49,292 INFO L268 CegarLoopResult]: For program point L538-1(lines 538 558) no Hoare annotation was computed. [2020-08-21 21:57:49,292 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 524 569) no Hoare annotation was computed. [2020-08-21 21:57:49,292 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 524 569) no Hoare annotation was computed. [2020-08-21 21:57:49,292 INFO L264 CegarLoopResult]: At program point L641(line 641) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,292 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 636 646) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,292 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 636 646) no Hoare annotation was computed. [2020-08-21 21:57:49,292 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 636 646) no Hoare annotation was computed. [2020-08-21 21:57:49,292 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 724 734) no Hoare annotation was computed. [2020-08-21 21:57:49,293 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 724 734) no Hoare annotation was computed. [2020-08-21 21:57:49,293 INFO L268 CegarLoopResult]: For program point L729(line 729) no Hoare annotation was computed. [2020-08-21 21:57:49,293 INFO L268 CegarLoopResult]: For program point L729-1(line 729) no Hoare annotation was computed. [2020-08-21 21:57:49,293 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 724 734) no Hoare annotation was computed. [2020-08-21 21:57:49,293 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 716 723) no Hoare annotation was computed. [2020-08-21 21:57:49,293 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 716 723) no Hoare annotation was computed. [2020-08-21 21:57:49,293 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 716 723) no Hoare annotation was computed. [2020-08-21 21:57:49,293 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 701 707) no Hoare annotation was computed. [2020-08-21 21:57:49,293 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 701 707) the Hoare annotation is: true [2020-08-21 21:57:49,293 INFO L268 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2020-08-21 21:57:49,293 INFO L264 CegarLoopResult]: At program point testENTRY(lines 789 854) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,293 INFO L268 CegarLoopResult]: For program point testFINAL(lines 789 854) no Hoare annotation was computed. [2020-08-21 21:57:49,294 INFO L264 CegarLoopResult]: At program point L847(lines 798 848) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,294 INFO L268 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2020-08-21 21:57:49,294 INFO L264 CegarLoopResult]: At program point L837-2(lines 829 842) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,294 INFO L268 CegarLoopResult]: For program point L800(lines 799 846) no Hoare annotation was computed. [2020-08-21 21:57:49,294 INFO L264 CegarLoopResult]: At program point L831(line 831) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,294 INFO L268 CegarLoopResult]: For program point L829(lines 829 842) no Hoare annotation was computed. [2020-08-21 21:57:49,294 INFO L264 CegarLoopResult]: At program point L821(line 821) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,294 INFO L268 CegarLoopResult]: For program point L819(lines 819 825) no Hoare annotation was computed. [2020-08-21 21:57:49,295 INFO L268 CegarLoopResult]: For program point L819-1(lines 819 825) no Hoare annotation was computed. [2020-08-21 21:57:49,295 INFO L264 CegarLoopResult]: At program point L844(lines 799 846) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,295 INFO L264 CegarLoopResult]: At program point L811(line 811) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 21:57:49,295 INFO L268 CegarLoopResult]: For program point L809(lines 809 815) no Hoare annotation was computed. [2020-08-21 21:57:49,295 INFO L268 CegarLoopResult]: For program point L809-1(lines 809 815) no Hoare annotation was computed. [2020-08-21 21:57:49,295 INFO L268 CegarLoopResult]: For program point testEXIT(lines 789 854) no Hoare annotation was computed. [2020-08-21 21:57:49,295 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 478 523) no Hoare annotation was computed. [2020-08-21 21:57:49,296 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 478 523) no Hoare annotation was computed. [2020-08-21 21:57:49,296 INFO L268 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed. [2020-08-21 21:57:49,296 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 478 523) no Hoare annotation was computed. [2020-08-21 21:57:49,296 INFO L268 CegarLoopResult]: For program point L492(lines 492 512) no Hoare annotation was computed. [2020-08-21 21:57:49,296 INFO L268 CegarLoopResult]: For program point L492-1(lines 492 512) no Hoare annotation was computed. [2020-08-21 21:57:49,296 INFO L264 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 21:57:49,296 INFO L268 CegarLoopResult]: For program point L188(lines 188 194) no Hoare annotation was computed. [2020-08-21 21:57:49,297 INFO L268 CegarLoopResult]: For program point L187(lines 187 197) no Hoare annotation was computed. [2020-08-21 21:57:49,297 INFO L264 CegarLoopResult]: At program point L185(line 185) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-08-21 21:57:49,297 INFO L268 CegarLoopResult]: For program point L185-1(line 185) no Hoare annotation was computed. [2020-08-21 21:57:49,297 INFO L268 CegarLoopResult]: For program point L183(lines 183 200) no Hoare annotation was computed. [2020-08-21 21:57:49,297 INFO L268 CegarLoopResult]: For program point L183-1(lines 175 203) no Hoare annotation was computed. [2020-08-21 21:57:49,297 INFO L264 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-21 21:57:49,297 INFO L268 CegarLoopResult]: For program point L181-1(line 181) no Hoare annotation was computed. [2020-08-21 21:57:49,298 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 175 203) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-21 21:57:49,298 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 175 203) no Hoare annotation was computed. [2020-08-21 21:57:49,298 INFO L268 CegarLoopResult]: For program point L139(lines 139 147) no Hoare annotation was computed. [2020-08-21 21:57:49,298 INFO L268 CegarLoopResult]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2020-08-21 21:57:49,298 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2020-08-21 21:57:49,298 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2020-08-21 21:57:49,298 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2020-08-21 21:57:49,298 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 167 174) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-21 21:57:49,299 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 167 174) no Hoare annotation was computed. [2020-08-21 21:57:49,299 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 167 174) no Hoare annotation was computed. [2020-08-21 21:57:49,299 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-08-21 21:57:49,299 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-08-21 21:57:49,299 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-08-21 21:57:49,299 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 375 477) no Hoare annotation was computed. [2020-08-21 21:57:49,299 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-08-21 21:57:49,299 INFO L268 CegarLoopResult]: For program point L440-1(line 440) no Hoare annotation was computed. [2020-08-21 21:57:49,300 INFO L268 CegarLoopResult]: For program point L399(lines 399 403) no Hoare annotation was computed. [2020-08-21 21:57:49,300 INFO L268 CegarLoopResult]: For program point L463(lines 463 474) no Hoare annotation was computed. [2020-08-21 21:57:49,300 INFO L268 CegarLoopResult]: For program point L426(lines 426 430) no Hoare annotation was computed. [2020-08-21 21:57:49,300 INFO L268 CegarLoopResult]: For program point L424-2(lines 424 444) no Hoare annotation was computed. [2020-08-21 21:57:49,300 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 375 477) no Hoare annotation was computed. [2020-08-21 21:57:49,300 INFO L268 CegarLoopResult]: For program point L445(lines 423 446) no Hoare annotation was computed. [2020-08-21 21:57:49,300 INFO L268 CegarLoopResult]: For program point L404(lines 404 420) no Hoare annotation was computed. [2020-08-21 21:57:49,300 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 375 477) no Hoare annotation was computed. [2020-08-21 21:57:49,301 INFO L268 CegarLoopResult]: For program point L464(lines 464 471) no Hoare annotation was computed. [2020-08-21 21:57:49,301 INFO L268 CegarLoopResult]: For program point L425(lines 424 444) no Hoare annotation was computed. [2020-08-21 21:57:49,301 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-08-21 21:57:49,301 INFO L268 CegarLoopResult]: For program point L456-1(line 456) no Hoare annotation was computed. [2020-08-21 21:57:49,301 INFO L268 CegarLoopResult]: For program point L421(lines 421 462) no Hoare annotation was computed. [2020-08-21 21:57:49,301 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-21 21:57:49,302 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-21 21:57:49,302 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-21 21:57:49,302 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 708 715) no Hoare annotation was computed. [2020-08-21 21:57:49,302 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 708 715) no Hoare annotation was computed. [2020-08-21 21:57:49,302 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 708 715) no Hoare annotation was computed. [2020-08-21 21:57:49,302 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 154 162) no Hoare annotation was computed. [2020-08-21 21:57:49,302 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2020-08-21 21:57:49,302 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2020-08-21 21:57:49,303 INFO L268 CegarLoopResult]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2020-08-21 21:57:49,303 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-21 21:57:49,303 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2020-08-21 21:57:49,303 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-21 21:57:49,303 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-21 21:57:49,303 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-21 21:57:49,303 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2020-08-21 21:57:49,303 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2020-08-21 21:57:49,303 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2020-08-21 21:57:49,304 INFO L264 CegarLoopResult]: At program point L690(line 690) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 21:57:49,304 INFO L264 CegarLoopResult]: At program point L688(lines 688 694) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 21:57:49,304 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 677 700) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0))) [2020-08-21 21:57:49,304 INFO L264 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 21:57:49,304 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 677 700) no Hoare annotation was computed. [2020-08-21 21:57:49,304 INFO L268 CegarLoopResult]: For program point L681(lines 680 699) no Hoare annotation was computed. [2020-08-21 21:57:49,304 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 677 700) no Hoare annotation was computed. [2020-08-21 21:57:49,304 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 573 602) no Hoare annotation was computed. [2020-08-21 21:57:49,305 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 573 602) the Hoare annotation is: true [2020-08-21 21:57:49,305 INFO L271 CegarLoopResult]: At program point L598(lines 573 602) the Hoare annotation is: true [2020-08-21 21:57:49,305 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-08-21 21:57:49,305 INFO L268 CegarLoopResult]: For program point L587(lines 587 591) no Hoare annotation was computed. [2020-08-21 21:57:49,305 INFO L271 CegarLoopResult]: At program point L587-1(lines 587 591) the Hoare annotation is: true [2020-08-21 21:57:49,305 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-08-21 21:57:49,305 INFO L271 CegarLoopResult]: At program point L583-2(lines 583 597) the Hoare annotation is: true [2020-08-21 21:57:49,305 INFO L271 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: true [2020-08-21 21:57:49,306 INFO L268 CegarLoopResult]: For program point L579-1(line 579) no Hoare annotation was computed. [2020-08-21 21:57:49,306 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2020-08-21 21:57:49,306 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2020-08-21 21:57:49,306 INFO L268 CegarLoopResult]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2020-08-21 21:57:49,306 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 628 634) no Hoare annotation was computed. [2020-08-21 21:57:49,306 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 628 634) the Hoare annotation is: true [2020-08-21 21:57:49,306 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-21 21:57:49,306 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-08-21 21:57:49,306 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-21 21:57:49,307 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-21 21:57:49,307 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 780 787) no Hoare annotation was computed. [2020-08-21 21:57:49,307 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 780 787) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-08-21 21:57:49,307 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 780 787) no Hoare annotation was computed. [2020-08-21 21:57:49,307 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2020-08-21 21:57:49,307 INFO L268 CegarLoopResult]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2020-08-21 21:57:49,307 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 21:57:49,307 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 856 863) no Hoare annotation was computed. [2020-08-21 21:57:49,308 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2020-08-21 21:57:49,308 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 856 863) the Hoare annotation is: true [2020-08-21 21:57:49,308 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 856 863) no Hoare annotation was computed. [2020-08-21 21:57:49,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 09:57:49 BoogieIcfgContainer [2020-08-21 21:57:49,326 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-21 21:57:49,328 INFO L168 Benchmark]: Toolchain (without parser) took 20473.93 ms. Allocated memory was 141.0 MB in the beginning and 574.6 MB in the end (delta: 433.6 MB). Free memory was 103.4 MB in the beginning and 454.5 MB in the end (delta: -351.1 MB). Peak memory consumption was 415.1 MB. Max. memory is 7.1 GB. [2020-08-21 21:57:49,329 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-21 21:57:49,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 606.67 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 103.1 MB in the beginning and 171.7 MB in the end (delta: -68.5 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2020-08-21 21:57:49,331 INFO L168 Benchmark]: Boogie Preprocessor took 94.40 ms. Allocated memory is still 204.5 MB. Free memory was 171.7 MB in the beginning and 166.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-08-21 21:57:49,332 INFO L168 Benchmark]: RCFGBuilder took 1135.41 ms. Allocated memory was 204.5 MB in the beginning and 235.9 MB in the end (delta: 31.5 MB). Free memory was 166.8 MB in the beginning and 197.2 MB in the end (delta: -30.4 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. [2020-08-21 21:57:49,333 INFO L168 Benchmark]: TraceAbstraction took 18632.65 ms. Allocated memory was 235.9 MB in the beginning and 574.6 MB in the end (delta: 338.7 MB). Free memory was 197.2 MB in the beginning and 454.5 MB in the end (delta: -257.3 MB). Peak memory consumption was 414.1 MB. Max. memory is 7.1 GB. [2020-08-21 21:57:49,337 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 606.67 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 103.1 MB in the beginning and 171.7 MB in the end (delta: -68.5 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.40 ms. Allocated memory is still 204.5 MB. Free memory was 171.7 MB in the beginning and 166.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1135.41 ms. Allocated memory was 204.5 MB in the beginning and 235.9 MB in the end (delta: 31.5 MB). Free memory was 166.8 MB in the beginning and 197.2 MB in the end (delta: -30.4 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18632.65 ms. Allocated memory was 235.9 MB in the beginning and 574.6 MB in the end (delta: 338.7 MB). Free memory was 197.2 MB in the beginning and 454.5 MB in the end (delta: -257.3 MB). Peak memory consumption was 414.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: 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: 798]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(pumpRunning == 0)) || (1 == systemActive && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 203 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 8.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 374 SDtfs, 569 SDslu, 362 SDs, 0 SdLazy, 1419 SolverSat, 428 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 89 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 127 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 188 PreInvPairs, 226 NumberOfFragments, 727 HoareAnnotationTreeSize, 188 FomulaSimplifications, 82212 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 44 FomulaSimplificationsInter, 8339 FormulaSimplificationTreeSizeReductionInter, 4.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 279 ConstructedInterpolants, 0 QuantifiedInterpolants, 81357 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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...