/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=5 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 16:58:44,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 16:58:44,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 16:58:44,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 16:58:44,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 16:58:44,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 16:58:44,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 16:58:44,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 16:58:44,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 16:58:44,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 16:58:44,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 16:58:44,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 16:58:44,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 16:58:44,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 16:58:44,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 16:58:44,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 16:58:44,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 16:58:44,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 16:58:44,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 16:58:44,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 16:58:44,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 16:58:44,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 16:58:44,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 16:58:44,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 16:58:44,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 16:58:44,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 16:58:44,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 16:58:44,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 16:58:44,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 16:58:44,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 16:58:44,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 16:58:44,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 16:58:44,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 16:58:44,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 16:58:44,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 16:58:44,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 16:58:44,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 16:58:44,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 16:58:44,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 16:58:44,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 16:58:44,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 16:58:44,738 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 [2020-08-18 16:58:44,759 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 16:58:44,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 16:58:44,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 16:58:44,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 16:58:44,761 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 16:58:44,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 16:58:44,761 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 16:58:44,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 16:58:44,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 16:58:44,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 16:58:44,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 16:58:44,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 16:58:44,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 16:58:44,762 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 16:58:44,763 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 16:58:44,763 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 16:58:44,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 16:58:44,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 16:58:44,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 16:58:44,764 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 16:58:44,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 16:58:44,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 16:58:44,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 16:58:44,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 16:58:44,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 16:58:44,765 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 16:58:44,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 16:58:44,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 16:58:44,765 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 16:58:44,766 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=5;interpolation-heuristic=SMALLEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLEST; [2020-08-18 16:58:45,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 16:58:45,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 16:58:45,078 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 16:58:45,079 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 16:58:45,080 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 16:58:45,081 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c [2020-08-18 16:58:45,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/257958298/8e13f23ffcb3438ea7d542427cd550d0/FLAG3311317a3 [2020-08-18 16:58:45,681 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 16:58:45,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c [2020-08-18 16:58:45,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/257958298/8e13f23ffcb3438ea7d542427cd550d0/FLAG3311317a3 [2020-08-18 16:58:45,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/257958298/8e13f23ffcb3438ea7d542427cd550d0 [2020-08-18 16:58:45,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 16:58:45,968 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 16:58:45,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 16:58:45,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 16:58:45,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 16:58:45,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:58:45" (1/1) ... [2020-08-18 16:58:45,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7845d484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:58:45, skipping insertion in model container [2020-08-18 16:58:45,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:58:45" (1/1) ... [2020-08-18 16:58:45,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 16:58:46,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 16:58:46,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 16:58:46,484 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 16:58:46,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 16:58:46,630 INFO L208 MainTranslator]: Completed translation [2020-08-18 16:58:46,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:58:46 WrapperNode [2020-08-18 16:58:46,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 16:58:46,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 16:58:46,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 16:58:46,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 16:58:46,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:58:46" (1/1) ... [2020-08-18 16:58:46,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:58:46" (1/1) ... [2020-08-18 16:58:46,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:58:46" (1/1) ... [2020-08-18 16:58:46,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:58:46" (1/1) ... [2020-08-18 16:58:46,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:58:46" (1/1) ... [2020-08-18 16:58:46,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:58:46" (1/1) ... [2020-08-18 16:58:46,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:58:46" (1/1) ... [2020-08-18 16:58:46,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 16:58:46,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 16:58:46,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 16:58:46,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 16:58:46,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:58:46" (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 [2020-08-18 16:58:46,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 16:58:46,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 16:58:46,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 16:58:46,806 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 16:58:46,806 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 16:58:46,806 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 16:58:46,806 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 16:58:46,806 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 16:58:46,806 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 16:58:46,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 16:58:46,807 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 16:58:46,807 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 16:58:46,807 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 16:58:46,807 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 16:58:46,807 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 16:58:46,808 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 16:58:46,808 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 16:58:46,808 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 16:58:46,808 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 16:58:46,808 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 16:58:46,808 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 16:58:46,809 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-18 16:58:46,809 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 16:58:46,809 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 16:58:46,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 16:58:46,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 16:58:46,809 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 16:58:46,810 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-18 16:58:46,810 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 16:58:46,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 16:58:46,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 16:58:46,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 16:58:46,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 16:58:46,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 16:58:46,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 16:58:46,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-18 16:58:46,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-18 16:58:46,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-18 16:58:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 16:58:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 16:58:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 16:58:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 16:58:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 16:58:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 16:58:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 16:58:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 16:58:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 16:58:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 16:58:46,813 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 16:58:46,813 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 16:58:46,813 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 16:58:46,813 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 16:58:46,813 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 16:58:46,813 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 16:58:46,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-18 16:58:46,814 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 16:58:46,814 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 16:58:46,814 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 16:58:46,814 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 16:58:46,814 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 16:58:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 16:58:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 16:58:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 16:58:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 16:58:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 16:58:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-18 16:58:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-18 16:58:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-18 16:58:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 16:58:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-18 16:58:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 16:58:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 16:58:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 16:58:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 16:58:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 16:58:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 16:58:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 16:58:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 16:58:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 16:58:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 16:58:46,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 16:58:46,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 16:58:46,818 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 16:58:46,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 16:58:46,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 16:58:46,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 16:58:46,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 16:58:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 16:58:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 16:58:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 16:58:47,933 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 16:58:47,933 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 16:58:47,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 04:58:47 BoogieIcfgContainer [2020-08-18 16:58:47,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 16:58:47,947 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 16:58:47,947 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 16:58:47,951 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 16:58:47,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 04:58:45" (1/3) ... [2020-08-18 16:58:47,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@214cc018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 04:58:47, skipping insertion in model container [2020-08-18 16:58:47,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:58:46" (2/3) ... [2020-08-18 16:58:47,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@214cc018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 04:58:47, skipping insertion in model container [2020-08-18 16:58:47,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 04:58:47" (3/3) ... [2020-08-18 16:58:47,955 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product11.cil.c [2020-08-18 16:58:47,966 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 16:58:47,977 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 16:58:47,990 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 16:58:48,011 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 16:58:48,012 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 16:58:48,012 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 16:58:48,012 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 16:58:48,012 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 16:58:48,012 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 16:58:48,012 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 16:58:48,013 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 16:58:48,032 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2020-08-18 16:58:48,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-18 16:58:48,042 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:58:48,043 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:58:48,044 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:58:48,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:58:48,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1585555065, now seen corresponding path program 1 times [2020-08-18 16:58:48,056 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:58:48,056 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [845311521] [2020-08-18 16:58:48,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:58:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:48,683 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 16:58:48,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:58:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:48,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 16:58:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:48,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 16:58:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:48,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 16:58:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:48,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 16:58:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:48,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 16:58:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:48,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 16:58:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:48,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:58:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:48,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-18 16:58:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:48,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 16:58:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:48,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 16:58:48,793 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [845311521] [2020-08-18 16:58:48,796 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 16:58:48,796 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 16:58:48,797 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764279817] [2020-08-18 16:58:48,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 16:58:48,803 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:58:48,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 16:58:48,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 16:58:48,821 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 4 states. [2020-08-18 16:58:49,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:58:49,765 INFO L93 Difference]: Finished difference Result 226 states and 297 transitions. [2020-08-18 16:58:49,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-18 16:58:49,767 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-18 16:58:49,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:58:49,781 INFO L225 Difference]: With dead ends: 226 [2020-08-18 16:58:49,781 INFO L226 Difference]: Without dead ends: 127 [2020-08-18 16:58:49,786 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 16:58:49,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-08-18 16:58:49,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 100. [2020-08-18 16:58:49,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-18 16:58:49,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 116 transitions. [2020-08-18 16:58:49,867 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 116 transitions. Word has length 59 [2020-08-18 16:58:49,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:58:49,868 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 116 transitions. [2020-08-18 16:58:49,868 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 16:58:49,868 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 116 transitions. [2020-08-18 16:58:49,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-18 16:58:49,872 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:58:49,873 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:58:49,873 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 16:58:49,873 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:58:49,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:58:49,874 INFO L82 PathProgramCache]: Analyzing trace with hash -586747588, now seen corresponding path program 1 times [2020-08-18 16:58:49,874 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:58:49,874 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1692982364] [2020-08-18 16:58:49,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:58:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:50,282 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 16:58:50,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:58:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:50,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 16:58:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:50,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 16:58:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:50,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 16:58:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:50,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 16:58:50,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:50,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 16:58:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:50,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:58:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:50,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:58:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:50,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-18 16:58:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:50,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-18 16:58:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:50,449 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 16:58:50,450 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1692982364] [2020-08-18 16:58:50,450 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 16:58:50,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 16:58:50,451 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043206762] [2020-08-18 16:58:50,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 16:58:50,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:58:50,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 16:58:50,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 16:58:50,453 INFO L87 Difference]: Start difference. First operand 100 states and 116 transitions. Second operand 9 states. [2020-08-18 16:58:50,923 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 16:58:51,238 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 16:58:51,519 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 16:58:51,773 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 16:58:52,797 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 16:58:53,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:58:53,937 INFO L93 Difference]: Finished difference Result 347 states and 442 transitions. [2020-08-18 16:58:53,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-18 16:58:53,938 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-18 16:58:53,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:58:53,944 INFO L225 Difference]: With dead ends: 347 [2020-08-18 16:58:53,945 INFO L226 Difference]: Without dead ends: 275 [2020-08-18 16:58:53,947 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-18 16:58:53,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2020-08-18 16:58:54,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 217. [2020-08-18 16:58:54,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-08-18 16:58:54,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 266 transitions. [2020-08-18 16:58:54,010 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 266 transitions. Word has length 64 [2020-08-18 16:58:54,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:58:54,011 INFO L479 AbstractCegarLoop]: Abstraction has 217 states and 266 transitions. [2020-08-18 16:58:54,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 16:58:54,011 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 266 transitions. [2020-08-18 16:58:54,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-08-18 16:58:54,013 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:58:54,014 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:58:54,014 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 16:58:54,014 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:58:54,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:58:54,015 INFO L82 PathProgramCache]: Analyzing trace with hash 498555563, now seen corresponding path program 1 times [2020-08-18 16:58:54,015 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:58:54,015 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1261830946] [2020-08-18 16:58:54,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:58:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:54,352 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 16:58:54,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:58:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:54,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 16:58:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:54,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 16:58:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:54,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 16:58:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:54,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 16:58:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:54,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 16:58:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:54,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-18 16:58:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:54,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:58:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:54,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 16:58:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:54,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-18 16:58:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:54,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-18 16:58:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:54,416 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 16:58:54,416 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1261830946] [2020-08-18 16:58:54,416 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 16:58:54,417 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 16:58:54,417 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123517372] [2020-08-18 16:58:54,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 16:58:54,418 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:58:54,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 16:58:54,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 16:58:54,419 INFO L87 Difference]: Start difference. First operand 217 states and 266 transitions. Second operand 5 states. [2020-08-18 16:58:54,907 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 16:58:55,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:58:55,489 INFO L93 Difference]: Finished difference Result 351 states and 433 transitions. [2020-08-18 16:58:55,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 16:58:55,490 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-08-18 16:58:55,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:58:55,493 INFO L225 Difference]: With dead ends: 351 [2020-08-18 16:58:55,493 INFO L226 Difference]: Without dead ends: 225 [2020-08-18 16:58:55,495 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 16:58:55,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-18 16:58:55,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 190. [2020-08-18 16:58:55,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-08-18 16:58:55,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 228 transitions. [2020-08-18 16:58:55,546 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 228 transitions. Word has length 63 [2020-08-18 16:58:55,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:58:55,546 INFO L479 AbstractCegarLoop]: Abstraction has 190 states and 228 transitions. [2020-08-18 16:58:55,547 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 16:58:55,547 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 228 transitions. [2020-08-18 16:58:55,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-08-18 16:58:55,549 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 16:58:55,549 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 16:58:55,549 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 16:58:55,549 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 16:58:55,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 16:58:55,550 INFO L82 PathProgramCache]: Analyzing trace with hash 1918621310, now seen corresponding path program 1 times [2020-08-18 16:58:55,550 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 16:58:55,550 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1290491943] [2020-08-18 16:58:55,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 16:58:55,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:55,903 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 16:58:55,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:58:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:55,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 16:58:55,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:55,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 16:58:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:55,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 16:58:55,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:55,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 16:58:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:55,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 16:58:55,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:55,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 16:58:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:55,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 16:58:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:55,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-18 16:58:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:55,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-18 16:58:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:55,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-08-18 16:58:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 16:58:55,989 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 16:58:55,990 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1290491943] [2020-08-18 16:58:55,990 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 16:58:55,990 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 16:58:55,991 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864983474] [2020-08-18 16:58:55,991 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 16:58:55,992 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 16:58:55,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 16:58:55,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 16:58:55,992 INFO L87 Difference]: Start difference. First operand 190 states and 228 transitions. Second operand 8 states. [2020-08-18 16:58:56,370 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 16:58:57,018 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 16:58:57,490 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 16:58:57,728 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 16:58:57,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 16:58:57,876 INFO L93 Difference]: Finished difference Result 364 states and 466 transitions. [2020-08-18 16:58:57,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 16:58:57,877 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-08-18 16:58:57,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 16:58:57,878 INFO L225 Difference]: With dead ends: 364 [2020-08-18 16:58:57,878 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 16:58:57,881 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-18 16:58:57,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 16:58:57,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 16:58:57,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 16:58:57,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 16:58:57,882 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-08-18 16:58:57,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 16:58:57,882 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 16:58:57,882 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 16:58:57,883 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 16:58:57,883 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 16:58:57,883 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 16:58:57,885 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 16:58:59,239 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 16:58:59,407 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 16:58:59,561 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 16:58:59,791 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 16:58:59,934 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 16:59:00,078 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 16:59:00,241 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 16:59:00,392 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 16:59:00,594 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 16:59:00,776 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 16:59:00,963 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 16:59:01,133 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 16:59:01,423 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2020-08-18 16:59:01,576 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 16:59:01,864 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 16:59:02,035 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-18 16:59:02,362 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 16:59:02,530 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 16:59:02,667 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-08-18 16:59:02,959 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 16:59:03,125 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 16:59:03,133 INFO L268 CegarLoopResult]: For program point L573(lines 573 577) no Hoare annotation was computed. [2020-08-18 16:59:03,134 INFO L268 CegarLoopResult]: For program point L573-1(lines 573 577) no Hoare annotation was computed. [2020-08-18 16:59:03,134 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-18 16:59:03,134 INFO L268 CegarLoopResult]: For program point L567-2(lines 567 588) no Hoare annotation was computed. [2020-08-18 16:59:03,134 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 542 597) no Hoare annotation was computed. [2020-08-18 16:59:03,135 INFO L268 CegarLoopResult]: For program point L589(lines 566 590) no Hoare annotation was computed. [2020-08-18 16:59:03,135 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 542 597) no Hoare annotation was computed. [2020-08-18 16:59:03,135 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 542 597) no Hoare annotation was computed. [2020-08-18 16:59:03,135 INFO L268 CegarLoopResult]: For program point L630(lines 630 634) no Hoare annotation was computed. [2020-08-18 16:59:03,135 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 598 657) no Hoare annotation was computed. [2020-08-18 16:59:03,136 INFO L268 CegarLoopResult]: For program point L630-1(lines 630 634) no Hoare annotation was computed. [2020-08-18 16:59:03,136 INFO L268 CegarLoopResult]: For program point L625(line 625) no Hoare annotation was computed. [2020-08-18 16:59:03,136 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 598 657) no Hoare annotation was computed. [2020-08-18 16:59:03,136 INFO L268 CegarLoopResult]: For program point L624-2(lines 624 649) no Hoare annotation was computed. [2020-08-18 16:59:03,136 INFO L268 CegarLoopResult]: For program point L650(lines 623 651) no Hoare annotation was computed. [2020-08-18 16:59:03,137 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 598 657) no Hoare annotation was computed. [2020-08-18 16:59:03,137 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-08-18 16:59:03,137 INFO L268 CegarLoopResult]: For program point L643-1(line 643) no Hoare annotation was computed. [2020-08-18 16:59:03,137 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 257 263) the Hoare annotation is: true [2020-08-18 16:59:03,137 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 257 263) no Hoare annotation was computed. [2020-08-18 16:59:03,137 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 264 272) no Hoare annotation was computed. [2020-08-18 16:59:03,138 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 264 272) the Hoare annotation is: true [2020-08-18 16:59:03,138 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 264 272) no Hoare annotation was computed. [2020-08-18 16:59:03,138 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 857 864) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 16:59:03,138 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 857 864) no Hoare annotation was computed. [2020-08-18 16:59:03,138 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 857 864) no Hoare annotation was computed. [2020-08-18 16:59:03,138 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 865 874) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-18 16:59:03,138 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 865 874) no Hoare annotation was computed. [2020-08-18 16:59:03,139 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 865 874) no Hoare annotation was computed. [2020-08-18 16:59:03,139 INFO L268 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-08-18 16:59:03,139 INFO L264 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-18 16:59:03,139 INFO L268 CegarLoopResult]: For program point L888(lines 888 894) no Hoare annotation was computed. [2020-08-18 16:59:03,139 INFO L268 CegarLoopResult]: For program point L887(lines 887 897) no Hoare annotation was computed. [2020-08-18 16:59:03,139 INFO L271 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: true [2020-08-18 16:59:03,140 INFO L268 CegarLoopResult]: For program point L885-1(line 885) no Hoare annotation was computed. [2020-08-18 16:59:03,140 INFO L268 CegarLoopResult]: For program point L883(lines 883 900) no Hoare annotation was computed. [2020-08-18 16:59:03,140 INFO L268 CegarLoopResult]: For program point L883-1(lines 875 903) no Hoare annotation was computed. [2020-08-18 16:59:03,140 INFO L271 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: true [2020-08-18 16:59:03,140 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 875 903) the Hoare annotation is: true [2020-08-18 16:59:03,140 INFO L268 CegarLoopResult]: For program point L881-1(line 881) no Hoare annotation was computed. [2020-08-18 16:59:03,140 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 875 903) no Hoare annotation was computed. [2020-08-18 16:59:03,141 INFO L268 CegarLoopResult]: For program point L225(lines 225 232) no Hoare annotation was computed. [2020-08-18 16:59:03,141 INFO L268 CegarLoopResult]: For program point L225-1(lines 225 232) no Hoare annotation was computed. [2020-08-18 16:59:03,141 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-08-18 16:59:03,141 INFO L264 CegarLoopResult]: At program point L222(line 222) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 16:59:03,141 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 215 237) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 16:59:03,142 INFO L264 CegarLoopResult]: At program point L221(line 221) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 16:59:03,142 INFO L264 CegarLoopResult]: At program point L221-1(line 221) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 16:59:03,142 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 215 237) no Hoare annotation was computed. [2020-08-18 16:59:03,142 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 215 237) no Hoare annotation was computed. [2020-08-18 16:59:03,142 INFO L264 CegarLoopResult]: At program point L227(line 227) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 16:59:03,142 INFO L264 CegarLoopResult]: At program point L227-1(line 227) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 16:59:03,143 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 168 191) no Hoare annotation was computed. [2020-08-18 16:59:03,143 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 168 191) no Hoare annotation was computed. [2020-08-18 16:59:03,143 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 168 191) no Hoare annotation was computed. [2020-08-18 16:59:03,143 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-08-18 16:59:03,143 INFO L268 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-08-18 16:59:03,143 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-18 16:59:03,144 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-08-18 16:59:03,144 INFO L268 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-08-18 16:59:03,144 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-08-18 16:59:03,144 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-08-18 16:59:03,144 INFO L268 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-08-18 16:59:03,144 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-08-18 16:59:03,144 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-08-18 16:59:03,145 INFO L268 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-08-18 16:59:03,145 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-18 16:59:03,145 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-08-18 16:59:03,145 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-08-18 16:59:03,145 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 407 421) no Hoare annotation was computed. [2020-08-18 16:59:03,145 INFO L264 CegarLoopResult]: At program point L413(line 413) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-18 16:59:03,145 INFO L268 CegarLoopResult]: For program point L411(lines 411 417) no Hoare annotation was computed. [2020-08-18 16:59:03,146 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 407 421) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-18 16:59:03,146 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 407 421) no Hoare annotation was computed. [2020-08-18 16:59:03,146 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 317 324) no Hoare annotation was computed. [2020-08-18 16:59:03,146 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 317 324) no Hoare annotation was computed. [2020-08-18 16:59:03,146 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 317 324) no Hoare annotation was computed. [2020-08-18 16:59:03,146 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 362 370) no Hoare annotation was computed. [2020-08-18 16:59:03,146 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 362 370) the Hoare annotation is: true [2020-08-18 16:59:03,147 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 362 370) no Hoare annotation was computed. [2020-08-18 16:59:03,147 INFO L268 CegarLoopResult]: For program point L378(lines 378 386) no Hoare annotation was computed. [2020-08-18 16:59:03,147 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 386) no Hoare annotation was computed. [2020-08-18 16:59:03,147 INFO L268 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-08-18 16:59:03,147 INFO L268 CegarLoopResult]: For program point L401-1(line 401) no Hoare annotation was computed. [2020-08-18 16:59:03,147 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 371 406) no Hoare annotation was computed. [2020-08-18 16:59:03,147 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 371 406) no Hoare annotation was computed. [2020-08-18 16:59:03,148 INFO L268 CegarLoopResult]: For program point L390(lines 390 398) no Hoare annotation was computed. [2020-08-18 16:59:03,148 INFO L268 CegarLoopResult]: For program point L390-2(lines 390 398) no Hoare annotation was computed. [2020-08-18 16:59:03,148 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 371 406) no Hoare annotation was computed. [2020-08-18 16:59:03,148 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 250 256) no Hoare annotation was computed. [2020-08-18 16:59:03,148 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 250 256) the Hoare annotation is: true [2020-08-18 16:59:03,148 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 496 541) no Hoare annotation was computed. [2020-08-18 16:59:03,148 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 496 541) no Hoare annotation was computed. [2020-08-18 16:59:03,149 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 496 541) no Hoare annotation was computed. [2020-08-18 16:59:03,149 INFO L268 CegarLoopResult]: For program point L829(lines 829 836) no Hoare annotation was computed. [2020-08-18 16:59:03,149 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 809 854) no Hoare annotation was computed. [2020-08-18 16:59:03,149 INFO L268 CegarLoopResult]: For program point L823(lines 823 843) no Hoare annotation was computed. [2020-08-18 16:59:03,149 INFO L268 CegarLoopResult]: For program point L823-1(lines 823 843) no Hoare annotation was computed. [2020-08-18 16:59:03,149 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 809 854) no Hoare annotation was computed. [2020-08-18 16:59:03,149 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 809 854) no Hoare annotation was computed. [2020-08-18 16:59:03,150 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 201 211) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 16:59:03,150 INFO L264 CegarLoopResult]: At program point L206(line 206) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-08-18 16:59:03,150 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 201 211) no Hoare annotation was computed. [2020-08-18 16:59:03,150 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 201 211) no Hoare annotation was computed. [2020-08-18 16:59:03,150 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 351 361) no Hoare annotation was computed. [2020-08-18 16:59:03,150 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 351 361) no Hoare annotation was computed. [2020-08-18 16:59:03,150 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 351 361) no Hoare annotation was computed. [2020-08-18 16:59:03,151 INFO L268 CegarLoopResult]: For program point L356(line 356) no Hoare annotation was computed. [2020-08-18 16:59:03,151 INFO L268 CegarLoopResult]: For program point L356-1(line 356) no Hoare annotation was computed. [2020-08-18 16:59:03,151 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 343 350) the Hoare annotation is: true [2020-08-18 16:59:03,151 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 343 350) no Hoare annotation was computed. [2020-08-18 16:59:03,151 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 343 350) no Hoare annotation was computed. [2020-08-18 16:59:03,151 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 310 316) no Hoare annotation was computed. [2020-08-18 16:59:03,151 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 310 316) the Hoare annotation is: true [2020-08-18 16:59:03,152 INFO L264 CegarLoopResult]: At program point L481(lines 432 482) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 16:59:03,152 INFO L264 CegarLoopResult]: At program point testENTRY(lines 423 488) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 16:59:03,152 INFO L264 CegarLoopResult]: At program point L471(line 471) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 16:59:03,152 INFO L268 CegarLoopResult]: For program point testFINAL(lines 423 488) no Hoare annotation was computed. [2020-08-18 16:59:03,152 INFO L268 CegarLoopResult]: For program point L469(lines 469 475) no Hoare annotation was computed. [2020-08-18 16:59:03,152 INFO L264 CegarLoopResult]: At program point L469-1(lines 463 476) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 16:59:03,153 INFO L268 CegarLoopResult]: For program point L434(lines 433 480) no Hoare annotation was computed. [2020-08-18 16:59:03,153 INFO L268 CegarLoopResult]: For program point L463(lines 463 476) no Hoare annotation was computed. [2020-08-18 16:59:03,153 INFO L264 CegarLoopResult]: At program point L455(line 455) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 16:59:03,153 INFO L268 CegarLoopResult]: For program point L453(lines 453 459) no Hoare annotation was computed. [2020-08-18 16:59:03,153 INFO L268 CegarLoopResult]: For program point L453-1(lines 453 459) no Hoare annotation was computed. [2020-08-18 16:59:03,153 INFO L264 CegarLoopResult]: At program point L478(lines 433 480) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 16:59:03,153 INFO L264 CegarLoopResult]: At program point L445(line 445) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 16:59:03,154 INFO L268 CegarLoopResult]: For program point L443(lines 443 449) no Hoare annotation was computed. [2020-08-18 16:59:03,154 INFO L268 CegarLoopResult]: For program point L443-1(lines 443 449) no Hoare annotation was computed. [2020-08-18 16:59:03,154 INFO L268 CegarLoopResult]: For program point L435(lines 435 439) no Hoare annotation was computed. [2020-08-18 16:59:03,154 INFO L268 CegarLoopResult]: For program point testEXIT(lines 423 488) no Hoare annotation was computed. [2020-08-18 16:59:03,154 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 763 808) no Hoare annotation was computed. [2020-08-18 16:59:03,154 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 763 808) no Hoare annotation was computed. [2020-08-18 16:59:03,154 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 763 808) no Hoare annotation was computed. [2020-08-18 16:59:03,155 INFO L268 CegarLoopResult]: For program point L783(lines 783 790) no Hoare annotation was computed. [2020-08-18 16:59:03,155 INFO L268 CegarLoopResult]: For program point L777(lines 777 797) no Hoare annotation was computed. [2020-08-18 16:59:03,155 INFO L268 CegarLoopResult]: For program point L777-1(lines 777 797) no Hoare annotation was computed. [2020-08-18 16:59:03,155 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-08-18 16:59:03,155 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-08-18 16:59:03,155 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-08-18 16:59:03,155 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-08-18 16:59:03,156 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-08-18 16:59:03,156 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 240 249) no Hoare annotation was computed. [2020-08-18 16:59:03,156 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 240 249) no Hoare annotation was computed. [2020-08-18 16:59:03,156 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 240 249) no Hoare annotation was computed. [2020-08-18 16:59:03,156 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 660 762) no Hoare annotation was computed. [2020-08-18 16:59:03,156 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-08-18 16:59:03,156 INFO L268 CegarLoopResult]: For program point L725-1(line 725) no Hoare annotation was computed. [2020-08-18 16:59:03,157 INFO L268 CegarLoopResult]: For program point L684(lines 684 688) no Hoare annotation was computed. [2020-08-18 16:59:03,157 INFO L268 CegarLoopResult]: For program point L748(lines 748 759) no Hoare annotation was computed. [2020-08-18 16:59:03,157 INFO L268 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2020-08-18 16:59:03,157 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 660 762) no Hoare annotation was computed. [2020-08-18 16:59:03,157 INFO L268 CegarLoopResult]: For program point L709-2(lines 709 729) no Hoare annotation was computed. [2020-08-18 16:59:03,157 INFO L268 CegarLoopResult]: For program point L730(lines 708 731) no Hoare annotation was computed. [2020-08-18 16:59:03,157 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 660 762) no Hoare annotation was computed. [2020-08-18 16:59:03,157 INFO L268 CegarLoopResult]: For program point L689(lines 689 705) no Hoare annotation was computed. [2020-08-18 16:59:03,158 INFO L268 CegarLoopResult]: For program point L749(lines 749 756) no Hoare annotation was computed. [2020-08-18 16:59:03,158 INFO L268 CegarLoopResult]: For program point L710(lines 709 729) no Hoare annotation was computed. [2020-08-18 16:59:03,158 INFO L268 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-08-18 16:59:03,158 INFO L268 CegarLoopResult]: For program point L741-1(line 741) no Hoare annotation was computed. [2020-08-18 16:59:03,158 INFO L268 CegarLoopResult]: For program point L706(lines 706 747) no Hoare annotation was computed. [2020-08-18 16:59:03,158 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 16:59:03,159 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-18 16:59:03,159 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 16:59:03,159 INFO L268 CegarLoopResult]: For program point L337(line 337) no Hoare annotation was computed. [2020-08-18 16:59:03,159 INFO L268 CegarLoopResult]: For program point L337-1(lines 326 342) no Hoare annotation was computed. [2020-08-18 16:59:03,159 INFO L268 CegarLoopResult]: For program point L333(lines 333 339) no Hoare annotation was computed. [2020-08-18 16:59:03,160 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 326 342) no Hoare annotation was computed. [2020-08-18 16:59:03,160 INFO L268 CegarLoopResult]: For program point L331(line 331) no Hoare annotation was computed. [2020-08-18 16:59:03,160 INFO L268 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-08-18 16:59:03,160 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 326 342) no Hoare annotation was computed. [2020-08-18 16:59:03,160 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-08-18 16:59:03,160 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-08-18 16:59:03,160 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-08-18 16:59:03,161 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-18 16:59:03,161 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-08-18 16:59:03,161 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-08-18 16:59:03,161 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 16:59:03,161 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 16:59:03,161 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 16:59:03,161 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-08-18 16:59:03,162 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-08-18 16:59:03,162 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-08-18 16:59:03,162 INFO L268 CegarLoopResult]: For program point L288(lines 286 308) no Hoare annotation was computed. [2020-08-18 16:59:03,162 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 283 309) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-08-18 16:59:03,162 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 0 ~systemActive~0))) [2020-08-18 16:59:03,162 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 283 309) no Hoare annotation was computed. [2020-08-18 16:59:03,162 INFO L271 CegarLoopResult]: At program point L297(lines 297 303) the Hoare annotation is: true [2020-08-18 16:59:03,163 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 283 309) no Hoare annotation was computed. [2020-08-18 16:59:03,163 INFO L264 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-18 16:59:03,163 INFO L268 CegarLoopResult]: For program point L290(lines 286 308) no Hoare annotation was computed. [2020-08-18 16:59:03,163 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 137 166) no Hoare annotation was computed. [2020-08-18 16:59:03,163 INFO L268 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-08-18 16:59:03,163 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 137 166) the Hoare annotation is: true [2020-08-18 16:59:03,163 INFO L268 CegarLoopResult]: For program point L151(lines 151 155) no Hoare annotation was computed. [2020-08-18 16:59:03,163 INFO L271 CegarLoopResult]: At program point L151-1(lines 151 155) the Hoare annotation is: true [2020-08-18 16:59:03,164 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-08-18 16:59:03,164 INFO L271 CegarLoopResult]: At program point L147-2(lines 147 161) the Hoare annotation is: true [2020-08-18 16:59:03,164 INFO L271 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: true [2020-08-18 16:59:03,164 INFO L268 CegarLoopResult]: For program point L143-1(line 143) no Hoare annotation was computed. [2020-08-18 16:59:03,164 INFO L271 CegarLoopResult]: At program point L162(lines 137 166) the Hoare annotation is: true [2020-08-18 16:59:03,164 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-08-18 16:59:03,164 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-08-18 16:59:03,165 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-08-18 16:59:03,165 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 192 198) no Hoare annotation was computed. [2020-08-18 16:59:03,165 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 192 198) the Hoare annotation is: true [2020-08-18 16:59:03,165 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 16:59:03,165 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-18 16:59:03,165 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 16:59:03,165 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 16:59:03,166 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-08-18 16:59:03,166 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-08-18 16:59:03,166 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-18 16:59:03,166 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 126 133) no Hoare annotation was computed. [2020-08-18 16:59:03,166 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2020-08-18 16:59:03,166 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 126 133) the Hoare annotation is: true [2020-08-18 16:59:03,167 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 126 133) no Hoare annotation was computed. [2020-08-18 16:59:03,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 04:59:03 BoogieIcfgContainer [2020-08-18 16:59:03,196 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 16:59:03,200 INFO L168 Benchmark]: Toolchain (without parser) took 17231.74 ms. Allocated memory was 140.0 MB in the beginning and 528.0 MB in the end (delta: 388.0 MB). Free memory was 102.5 MB in the beginning and 465.9 MB in the end (delta: -363.4 MB). Peak memory consumption was 366.5 MB. Max. memory is 7.1 GB. [2020-08-18 16:59:03,201 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 16:59:03,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.86 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 102.3 MB in the beginning and 174.1 MB in the end (delta: -71.8 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2020-08-18 16:59:03,204 INFO L168 Benchmark]: Boogie Preprocessor took 98.26 ms. Allocated memory is still 203.9 MB. Free memory was 174.1 MB in the beginning and 169.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-18 16:59:03,205 INFO L168 Benchmark]: RCFGBuilder took 1214.03 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 169.9 MB in the beginning and 204.0 MB in the end (delta: -34.1 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. [2020-08-18 16:59:03,207 INFO L168 Benchmark]: TraceAbstraction took 15248.97 ms. Allocated memory was 237.5 MB in the beginning and 528.0 MB in the end (delta: 290.5 MB). Free memory was 202.6 MB in the beginning and 465.9 MB in the end (delta: -263.3 MB). Peak memory consumption was 369.1 MB. Max. memory is 7.1 GB. [2020-08-18 16:59:03,213 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 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 661.86 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 102.3 MB in the beginning and 174.1 MB in the end (delta: -71.8 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.26 ms. Allocated memory is still 203.9 MB. Free memory was 174.1 MB in the beginning and 169.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1214.03 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 169.9 MB in the beginning and 204.0 MB in the end (delta: -34.1 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15248.97 ms. Allocated memory was 237.5 MB in the beginning and 528.0 MB in the end (delta: 290.5 MB). Free memory was 202.6 MB in the beginning and 465.9 MB in the end (delta: -263.3 MB). Peak memory consumption was 369.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 217 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.8s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 385 SDtfs, 502 SDslu, 449 SDs, 0 SdLazy, 1336 SolverSat, 295 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 120 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 274 PreInvPairs, 314 NumberOfFragments, 606 HoareAnnotationTreeSize, 274 FomulaSimplifications, 10549 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 47 FomulaSimplificationsInter, 8469 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 72574 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...