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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:15:42,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:15:42,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:15:42,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:15:42,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:15:42,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:15:42,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:15:42,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:15:42,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:15:42,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:15:42,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:15:42,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:15:42,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:15:42,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:15:42,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:15:42,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:15:42,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:15:42,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:15:42,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:15:42,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:15:42,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:15:42,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:15:42,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:15:42,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:15:42,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:15:42,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:15:42,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:15:42,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:15:42,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:15:42,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:15:42,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:15:42,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:15:42,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:15:42,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:15:42,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:15:42,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:15:42,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:15:42,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:15:42,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:15:42,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:15:42,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:15:42,827 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 23:15:42,846 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:15:42,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:15:42,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:15:42,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:15:42,847 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:15:42,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:15:42,848 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:15:42,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:15:42,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:15:42,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:15:42,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:15:42,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:15:42,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:15:42,849 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:15:42,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:15:42,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:15:42,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:15:42,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:15:42,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:15:42,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:15:42,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:15:42,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:15:42,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:15:42,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:15:42,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:15:42,852 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:15:42,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:15:42,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:15:42,852 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 23:15:43,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:15:43,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:15:43,173 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:15:43,175 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:15:43,175 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:15:43,176 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product62.cil.c [2019-10-13 23:15:43,254 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d19fab5b/461ca5416a3048649267c8d62e4f4951/FLAGd378abd30 [2019-10-13 23:15:43,804 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:15:43,804 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product62.cil.c [2019-10-13 23:15:43,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d19fab5b/461ca5416a3048649267c8d62e4f4951/FLAGd378abd30 [2019-10-13 23:15:44,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d19fab5b/461ca5416a3048649267c8d62e4f4951 [2019-10-13 23:15:44,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:15:44,136 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:15:44,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:44,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:15:44,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:15:44,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:44" (1/1) ... [2019-10-13 23:15:44,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10a48b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:44, skipping insertion in model container [2019-10-13 23:15:44,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:44" (1/1) ... [2019-10-13 23:15:44,152 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:15:44,210 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:15:44,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:44,733 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:15:44,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:44,879 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:15:44,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:44 WrapperNode [2019-10-13 23:15:44,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:44,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:15:44,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:15:44,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:15:44,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:44" (1/1) ... [2019-10-13 23:15:44,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:44" (1/1) ... [2019-10-13 23:15:44,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:44" (1/1) ... [2019-10-13 23:15:44,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:44" (1/1) ... [2019-10-13 23:15:44,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:44" (1/1) ... [2019-10-13 23:15:44,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:44" (1/1) ... [2019-10-13 23:15:44,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:44" (1/1) ... [2019-10-13 23:15:44,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:15:44,981 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:15:44,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:15:44,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:15:44,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:15:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:15:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:15:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:15:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:15:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:15:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:15:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:15:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:15:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:15:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:15:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:15:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:15:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:15:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:15:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:15:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:15:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:15:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-13 23:15:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 23:15:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:15:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:15:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:15:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:15:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:15:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:15:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:15:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-13 23:15:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:15:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:15:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 23:15:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:15:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:15:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:15:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:15:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:15:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-13 23:15:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 23:15:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:15:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:15:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:15:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:15:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:15:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:15:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:15:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:15:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:15:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:15:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:15:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:15:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:15:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:15:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:15:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:15:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:15:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:15:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:15:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:15:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:15:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:15:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:15:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:15:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:15:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:15:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:15:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:15:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:15:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:15:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:15:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:15:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:15:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:15:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:15:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:15:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-13 23:15:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 23:15:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:15:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:15:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:15:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:15:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:15:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:15:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-13 23:15:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-13 23:15:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 23:15:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:15:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:15:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 23:15:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:15:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:15:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:15:46,606 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:15:46,606 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:15:46,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:46 BoogieIcfgContainer [2019-10-13 23:15:46,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:15:46,609 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:15:46,609 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:15:46,612 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:15:46,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:15:44" (1/3) ... [2019-10-13 23:15:46,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e8f0fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:46, skipping insertion in model container [2019-10-13 23:15:46,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:44" (2/3) ... [2019-10-13 23:15:46,614 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e8f0fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:46, skipping insertion in model container [2019-10-13 23:15:46,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:46" (3/3) ... [2019-10-13 23:15:46,616 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product62.cil.c [2019-10-13 23:15:46,626 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:15:46,635 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:15:46,646 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:15:46,673 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:15:46,673 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:15:46,673 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:15:46,674 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:15:46,674 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:15:46,674 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:15:46,674 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:15:46,675 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:15:46,698 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states. [2019-10-13 23:15:46,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:15:46,709 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:46,710 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:46,712 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:46,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:46,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1593083825, now seen corresponding path program 1 times [2019-10-13 23:15:46,729 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:46,730 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355801765] [2019-10-13 23:15:46,730 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:46,730 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:46,731 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:47,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:47,135 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355801765] [2019-10-13 23:15:47,136 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:47,137 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:15:47,137 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886957450] [2019-10-13 23:15:47,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:15:47,152 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:47,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:15:47,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:15:47,169 INFO L87 Difference]: Start difference. First operand 168 states. Second operand 2 states. [2019-10-13 23:15:47,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:47,214 INFO L93 Difference]: Finished difference Result 266 states and 325 transitions. [2019-10-13 23:15:47,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:15:47,216 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 23:15:47,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:47,229 INFO L225 Difference]: With dead ends: 266 [2019-10-13 23:15:47,230 INFO L226 Difference]: Without dead ends: 135 [2019-10-13 23:15:47,235 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:15:47,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2019-10-13 23:15:47,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2019-10-13 23:15:47,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2019-10-13 23:15:47,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 158 transitions. [2019-10-13 23:15:47,293 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 158 transitions. Word has length 46 [2019-10-13 23:15:47,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:47,293 INFO L462 AbstractCegarLoop]: Abstraction has 135 states and 158 transitions. [2019-10-13 23:15:47,293 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:15:47,294 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 158 transitions. [2019-10-13 23:15:47,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 23:15:47,297 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:47,298 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:47,298 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:47,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:47,298 INFO L82 PathProgramCache]: Analyzing trace with hash 1738375675, now seen corresponding path program 1 times [2019-10-13 23:15:47,299 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:47,299 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531859278] [2019-10-13 23:15:47,299 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:47,299 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:47,300 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:47,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:47,439 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531859278] [2019-10-13 23:15:47,439 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:47,439 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:15:47,439 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485695605] [2019-10-13 23:15:47,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:15:47,441 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:47,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:15:47,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:15:47,442 INFO L87 Difference]: Start difference. First operand 135 states and 158 transitions. Second operand 3 states. [2019-10-13 23:15:47,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:47,466 INFO L93 Difference]: Finished difference Result 220 states and 259 transitions. [2019-10-13 23:15:47,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:15:47,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 23:15:47,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:47,469 INFO L225 Difference]: With dead ends: 220 [2019-10-13 23:15:47,469 INFO L226 Difference]: Without dead ends: 127 [2019-10-13 23:15:47,471 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:15:47,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2019-10-13 23:15:47,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2019-10-13 23:15:47,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2019-10-13 23:15:47,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 147 transitions. [2019-10-13 23:15:47,491 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 147 transitions. Word has length 47 [2019-10-13 23:15:47,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:47,492 INFO L462 AbstractCegarLoop]: Abstraction has 127 states and 147 transitions. [2019-10-13 23:15:47,492 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:15:47,492 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2019-10-13 23:15:47,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-13 23:15:47,494 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:47,495 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:47,495 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:47,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:47,499 INFO L82 PathProgramCache]: Analyzing trace with hash 750786169, now seen corresponding path program 1 times [2019-10-13 23:15:47,499 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:47,499 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356685290] [2019-10-13 23:15:47,499 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:47,499 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:47,500 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:47,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:47,633 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356685290] [2019-10-13 23:15:47,633 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:47,633 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:47,633 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250554978] [2019-10-13 23:15:47,634 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:47,634 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:47,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:47,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:47,635 INFO L87 Difference]: Start difference. First operand 127 states and 147 transitions. Second operand 7 states. [2019-10-13 23:15:47,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:48,000 INFO L93 Difference]: Finished difference Result 229 states and 270 transitions. [2019-10-13 23:15:48,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:15:48,002 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2019-10-13 23:15:48,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:48,004 INFO L225 Difference]: With dead ends: 229 [2019-10-13 23:15:48,004 INFO L226 Difference]: Without dead ends: 127 [2019-10-13 23:15:48,007 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:15:48,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2019-10-13 23:15:48,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2019-10-13 23:15:48,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2019-10-13 23:15:48,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 146 transitions. [2019-10-13 23:15:48,034 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 146 transitions. Word has length 50 [2019-10-13 23:15:48,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:48,034 INFO L462 AbstractCegarLoop]: Abstraction has 127 states and 146 transitions. [2019-10-13 23:15:48,034 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:48,035 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 146 transitions. [2019-10-13 23:15:48,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-13 23:15:48,037 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:48,037 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:48,038 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:48,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:48,038 INFO L82 PathProgramCache]: Analyzing trace with hash -825778894, now seen corresponding path program 1 times [2019-10-13 23:15:48,038 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:48,039 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136886293] [2019-10-13 23:15:48,039 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:48,039 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:48,039 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:48,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-13 23:15:48,187 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136886293] [2019-10-13 23:15:48,187 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:48,188 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 23:15:48,188 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223464615] [2019-10-13 23:15:48,192 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 23:15:48,193 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:48,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 23:15:48,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 23:15:48,196 INFO L87 Difference]: Start difference. First operand 127 states and 146 transitions. Second operand 5 states. [2019-10-13 23:15:48,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:48,766 INFO L93 Difference]: Finished difference Result 333 states and 399 transitions. [2019-10-13 23:15:48,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 23:15:48,767 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 67 [2019-10-13 23:15:48,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:48,770 INFO L225 Difference]: With dead ends: 333 [2019-10-13 23:15:48,770 INFO L226 Difference]: Without dead ends: 231 [2019-10-13 23:15:48,771 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-13 23:15:48,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2019-10-13 23:15:48,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 214. [2019-10-13 23:15:48,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2019-10-13 23:15:48,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 239 transitions. [2019-10-13 23:15:48,798 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 239 transitions. Word has length 67 [2019-10-13 23:15:48,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:48,799 INFO L462 AbstractCegarLoop]: Abstraction has 214 states and 239 transitions. [2019-10-13 23:15:48,799 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 23:15:48,799 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 239 transitions. [2019-10-13 23:15:48,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-10-13 23:15:48,807 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:48,807 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:48,807 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:48,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:48,807 INFO L82 PathProgramCache]: Analyzing trace with hash -81895081, now seen corresponding path program 1 times [2019-10-13 23:15:48,808 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:48,808 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564209123] [2019-10-13 23:15:48,808 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:48,808 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:48,809 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:48,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:48,995 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564209123] [2019-10-13 23:15:48,995 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:48,996 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:15:48,996 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585099749] [2019-10-13 23:15:48,998 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:15:48,998 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:48,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:15:48,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:15:48,999 INFO L87 Difference]: Start difference. First operand 214 states and 239 transitions. Second operand 6 states. [2019-10-13 23:15:49,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:49,264 INFO L93 Difference]: Finished difference Result 575 states and 658 transitions. [2019-10-13 23:15:49,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:49,264 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 77 [2019-10-13 23:15:49,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:49,270 INFO L225 Difference]: With dead ends: 575 [2019-10-13 23:15:49,270 INFO L226 Difference]: Without dead ends: 386 [2019-10-13 23:15:49,271 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 23:15:49,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2019-10-13 23:15:49,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 376. [2019-10-13 23:15:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2019-10-13 23:15:49,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 418 transitions. [2019-10-13 23:15:49,327 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 418 transitions. Word has length 77 [2019-10-13 23:15:49,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:49,328 INFO L462 AbstractCegarLoop]: Abstraction has 376 states and 418 transitions. [2019-10-13 23:15:49,328 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:15:49,328 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 418 transitions. [2019-10-13 23:15:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-10-13 23:15:49,330 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:49,330 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:49,330 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:49,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:49,331 INFO L82 PathProgramCache]: Analyzing trace with hash 57710646, now seen corresponding path program 1 times [2019-10-13 23:15:49,331 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:49,331 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409157946] [2019-10-13 23:15:49,331 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:49,332 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:49,332 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:49,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:49,505 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409157946] [2019-10-13 23:15:49,507 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:49,508 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:49,508 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136621554] [2019-10-13 23:15:49,509 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:49,509 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:49,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:49,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:49,510 INFO L87 Difference]: Start difference. First operand 376 states and 418 transitions. Second operand 7 states. [2019-10-13 23:15:50,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:50,115 INFO L93 Difference]: Finished difference Result 591 states and 679 transitions. [2019-10-13 23:15:50,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-13 23:15:50,116 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 80 [2019-10-13 23:15:50,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:50,119 INFO L225 Difference]: With dead ends: 591 [2019-10-13 23:15:50,120 INFO L226 Difference]: Without dead ends: 402 [2019-10-13 23:15:50,121 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-13 23:15:50,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 402 states. [2019-10-13 23:15:50,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 402 to 375. [2019-10-13 23:15:50,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2019-10-13 23:15:50,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 415 transitions. [2019-10-13 23:15:50,151 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 415 transitions. Word has length 80 [2019-10-13 23:15:50,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:50,151 INFO L462 AbstractCegarLoop]: Abstraction has 375 states and 415 transitions. [2019-10-13 23:15:50,151 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:50,152 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 415 transitions. [2019-10-13 23:15:50,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-13 23:15:50,153 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:50,154 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:50,154 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:50,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:50,154 INFO L82 PathProgramCache]: Analyzing trace with hash 260317718, now seen corresponding path program 1 times [2019-10-13 23:15:50,154 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:50,155 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317254485] [2019-10-13 23:15:50,155 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:50,155 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:50,155 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:50,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:50,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 23:15:50,414 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317254485] [2019-10-13 23:15:50,414 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2063323393] [2019-10-13 23:15:50,415 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:15:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:50,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 793 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 23:15:50,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 23:15:50,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-13 23:15:50,672 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 23:15:50,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-13 23:15:50,839 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 23:15:50,840 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [14] total 15 [2019-10-13 23:15:50,840 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790752231] [2019-10-13 23:15:50,841 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:15:50,841 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:50,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:15:50,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2019-10-13 23:15:50,842 INFO L87 Difference]: Start difference. First operand 375 states and 415 transitions. Second operand 3 states. [2019-10-13 23:15:50,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:50,884 INFO L93 Difference]: Finished difference Result 539 states and 609 transitions. [2019-10-13 23:15:50,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:15:50,885 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2019-10-13 23:15:50,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:50,889 INFO L225 Difference]: With dead ends: 539 [2019-10-13 23:15:50,889 INFO L226 Difference]: Without dead ends: 536 [2019-10-13 23:15:50,890 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2019-10-13 23:15:50,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2019-10-13 23:15:50,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 529. [2019-10-13 23:15:50,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 529 states. [2019-10-13 23:15:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 597 transitions. [2019-10-13 23:15:50,926 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 597 transitions. Word has length 93 [2019-10-13 23:15:50,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:50,927 INFO L462 AbstractCegarLoop]: Abstraction has 529 states and 597 transitions. [2019-10-13 23:15:50,927 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:15:50,927 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 597 transitions. [2019-10-13 23:15:50,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-10-13 23:15:50,931 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:50,931 INFO L380 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:51,136 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:15:51,136 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:51,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:51,137 INFO L82 PathProgramCache]: Analyzing trace with hash -136297198, now seen corresponding path program 1 times [2019-10-13 23:15:51,138 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:51,138 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274170891] [2019-10-13 23:15:51,138 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:51,139 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:51,139 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:51,378 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 20 proven. 11 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-10-13 23:15:51,378 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274170891] [2019-10-13 23:15:51,379 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1865320615] [2019-10-13 23:15:51,379 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:15:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:51,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 25 conjunts are in the unsatisfiable core [2019-10-13 23:15:51,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 23:15:51,722 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-13 23:15:51,722 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 23:15:52,617 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 20 proven. 13 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-10-13 23:15:52,617 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-13 23:15:52,618 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [14, 12] total 25 [2019-10-13 23:15:52,618 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448807887] [2019-10-13 23:15:52,618 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-13 23:15:52,619 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:52,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-13 23:15:52,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=505, Unknown=0, NotChecked=0, Total=600 [2019-10-13 23:15:52,620 INFO L87 Difference]: Start difference. First operand 529 states and 597 transitions. Second operand 11 states. [2019-10-13 23:15:53,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:53,478 INFO L93 Difference]: Finished difference Result 1157 states and 1346 transitions. [2019-10-13 23:15:53,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 23:15:53,479 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 159 [2019-10-13 23:15:53,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:53,483 INFO L225 Difference]: With dead ends: 1157 [2019-10-13 23:15:53,484 INFO L226 Difference]: Without dead ends: 653 [2019-10-13 23:15:53,486 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=131, Invalid=681, Unknown=0, NotChecked=0, Total=812 [2019-10-13 23:15:53,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2019-10-13 23:15:53,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 642. [2019-10-13 23:15:53,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 642 states. [2019-10-13 23:15:53,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 721 transitions. [2019-10-13 23:15:53,524 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 721 transitions. Word has length 159 [2019-10-13 23:15:53,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:53,525 INFO L462 AbstractCegarLoop]: Abstraction has 642 states and 721 transitions. [2019-10-13 23:15:53,525 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-13 23:15:53,525 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 721 transitions. [2019-10-13 23:15:53,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-10-13 23:15:53,529 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:53,530 INFO L380 BasicCegarLoop]: trace histogram [6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 23:15:53,740 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:15:53,741 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:53,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:53,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1292670055, now seen corresponding path program 1 times [2019-10-13 23:15:53,741 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:53,742 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208252074] [2019-10-13 23:15:53,742 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:53,742 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:53,742 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:53,984 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 37 proven. 18 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-10-13 23:15:53,985 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208252074] [2019-10-13 23:15:53,985 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952045145] [2019-10-13 23:15:53,985 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:15:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:54,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 25 conjunts are in the unsatisfiable core [2019-10-13 23:15:54,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 23:15:54,473 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-13 23:15:54,473 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 23:15:55,290 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 52 proven. 12 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-10-13 23:15:55,290 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-13 23:15:55,290 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [14, 12] total 32 [2019-10-13 23:15:55,291 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021973895] [2019-10-13 23:15:55,291 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-13 23:15:55,292 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:55,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-13 23:15:55,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=885, Unknown=0, NotChecked=0, Total=992 [2019-10-13 23:15:55,293 INFO L87 Difference]: Start difference. First operand 642 states and 721 transitions. Second operand 11 states. [2019-10-13 23:15:56,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:56,142 INFO L93 Difference]: Finished difference Result 1334 states and 1524 transitions. [2019-10-13 23:15:56,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 23:15:56,143 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 219 [2019-10-13 23:15:56,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:56,144 INFO L225 Difference]: With dead ends: 1334 [2019-10-13 23:15:56,144 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:15:56,156 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 460 GetRequests, 426 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=143, Invalid=1117, Unknown=0, NotChecked=0, Total=1260 [2019-10-13 23:15:56,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:15:56,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:15:56,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:15:56,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:15:56,157 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 219 [2019-10-13 23:15:56,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:56,157 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:15:56,157 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-13 23:15:56,158 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:15:56,158 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:15:56,363 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:15:56,369 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:15:58,504 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 17 [2019-10-13 23:15:58,802 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-13 23:15:58,802 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-13 23:15:58,802 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-13 23:15:58,802 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-13 23:15:58,802 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-13 23:15:58,803 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-13 23:15:58,803 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-13 23:15:58,803 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-13 23:15:58,803 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-13 23:15:58,803 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-13 23:15:58,805 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-13 23:15:58,805 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-13 23:15:58,805 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-13 23:15:58,805 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 688 694) the Hoare annotation is: true [2019-10-13 23:15:58,805 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 688 694) no Hoare annotation was computed. [2019-10-13 23:15:58,806 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 695 703) no Hoare annotation was computed. [2019-10-13 23:15:58,806 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 695 703) the Hoare annotation is: true [2019-10-13 23:15:58,806 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:58,806 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2019-10-13 23:15:58,806 INFO L439 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-13 23:15:58,808 INFO L439 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-13 23:15:58,808 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2019-10-13 23:15:58,808 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2019-10-13 23:15:58,808 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-13 23:15:58,808 INFO L439 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:58,808 INFO L439 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:58,808 INFO L439 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:58,809 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-13 23:15:58,809 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-13 23:15:58,809 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 441 464) no Hoare annotation was computed. [2019-10-13 23:15:58,809 INFO L443 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2019-10-13 23:15:58,809 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-10-13 23:15:58,809 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 441 464) no Hoare annotation was computed. [2019-10-13 23:15:58,809 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 441 464) no Hoare annotation was computed. [2019-10-13 23:15:58,809 INFO L443 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2019-10-13 23:15:58,810 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-13 23:15:58,810 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-13 23:15:58,810 INFO L443 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2019-10-13 23:15:58,810 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-13 23:15:58,810 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-13 23:15:58,812 INFO L443 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2019-10-13 23:15:58,813 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-13 23:15:58,813 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-13 23:15:58,813 INFO L443 ceAbstractionStarter]: For program point L450(line 450) no Hoare annotation was computed. [2019-10-13 23:15:58,813 INFO L439 ceAbstractionStarter]: At program point L855(line 855) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= 0 |old(~pumpRunning~0)|))) (and (or (not .cse0) (= ~pumpRunning~0 0) .cse1 .cse2) (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse0))) [2019-10-13 23:15:58,813 INFO L443 ceAbstractionStarter]: For program point L855-1(lines 836 860) no Hoare annotation was computed. [2019-10-13 23:15:58,814 INFO L439 ceAbstractionStarter]: At program point L850(line 850) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-13 23:15:58,814 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 836 860) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-13 23:15:58,814 INFO L439 ceAbstractionStarter]: At program point L846(line 846) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-13 23:15:58,814 INFO L443 ceAbstractionStarter]: For program point L844(lines 844 852) no Hoare annotation was computed. [2019-10-13 23:15:58,814 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 836 860) no Hoare annotation was computed. [2019-10-13 23:15:58,814 INFO L439 ceAbstractionStarter]: At program point L842(line 842) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-13 23:15:58,815 INFO L443 ceAbstractionStarter]: For program point L842-1(line 842) no Hoare annotation was computed. [2019-10-13 23:15:58,815 INFO L443 ceAbstractionStarter]: For program point L840(lines 840 857) no Hoare annotation was computed. [2019-10-13 23:15:58,815 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 931 939) no Hoare annotation was computed. [2019-10-13 23:15:58,815 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 931 939) the Hoare annotation is: true [2019-10-13 23:15:58,815 INFO L446 ceAbstractionStarter]: At program point L1002(line 1002) the Hoare annotation is: true [2019-10-13 23:15:58,815 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 995 1013) the Hoare annotation is: true [2019-10-13 23:15:58,815 INFO L443 ceAbstractionStarter]: For program point L1002-1(line 1002) no Hoare annotation was computed. [2019-10-13 23:15:58,815 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 995 1013) no Hoare annotation was computed. [2019-10-13 23:15:58,817 INFO L443 ceAbstractionStarter]: For program point L970(line 970) no Hoare annotation was computed. [2019-10-13 23:15:58,817 INFO L443 ceAbstractionStarter]: For program point L970-1(line 970) no Hoare annotation was computed. [2019-10-13 23:15:58,817 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 940 975) no Hoare annotation was computed. [2019-10-13 23:15:58,817 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 940 975) no Hoare annotation was computed. [2019-10-13 23:15:58,817 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 681 687) no Hoare annotation was computed. [2019-10-13 23:15:58,817 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 681 687) the Hoare annotation is: true [2019-10-13 23:15:58,817 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-13 23:15:58,817 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-13 23:15:58,818 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-13 23:15:58,818 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-13 23:15:58,819 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:58,819 INFO L439 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:58,819 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2019-10-13 23:15:58,819 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2019-10-13 23:15:58,820 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 920 930) the Hoare annotation is: true [2019-10-13 23:15:58,820 INFO L446 ceAbstractionStarter]: At program point L925(line 925) the Hoare annotation is: true [2019-10-13 23:15:58,820 INFO L443 ceAbstractionStarter]: For program point L925-1(line 925) no Hoare annotation was computed. [2019-10-13 23:15:58,820 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 920 930) no Hoare annotation was computed. [2019-10-13 23:15:58,820 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 912 919) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~methAndRunningLastTime~0 0)) (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:15:58,820 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 912 919) no Hoare annotation was computed. [2019-10-13 23:15:58,820 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 646 659) no Hoare annotation was computed. [2019-10-13 23:15:58,820 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 646 659) the Hoare annotation is: true [2019-10-13 23:15:58,820 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 862 886) no Hoare annotation was computed. [2019-10-13 23:15:58,821 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 862 886) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~methAndRunningLastTime~0 0))) [2019-10-13 23:15:58,821 INFO L439 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (= ~pumpRunning~0 0) .cse0 .cse1) (or .cse0 .cse1 (= 0 |old(~pumpRunning~0)|)))) [2019-10-13 23:15:58,821 INFO L443 ceAbstractionStarter]: For program point L881-1(lines 862 886) no Hoare annotation was computed. [2019-10-13 23:15:58,821 INFO L439 ceAbstractionStarter]: At program point L876(line 876) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~8) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))))) [2019-10-13 23:15:58,821 INFO L439 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~8) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2019-10-13 23:15:58,821 INFO L443 ceAbstractionStarter]: For program point L870(lines 870 878) no Hoare annotation was computed. [2019-10-13 23:15:58,822 INFO L439 ceAbstractionStarter]: At program point L868(line 868) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2019-10-13 23:15:58,822 INFO L443 ceAbstractionStarter]: For program point L868-1(line 868) no Hoare annotation was computed. [2019-10-13 23:15:58,822 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 883) no Hoare annotation was computed. [2019-10-13 23:15:58,822 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 802 808) no Hoare annotation was computed. [2019-10-13 23:15:58,822 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 802 808) the Hoare annotation is: true [2019-10-13 23:15:58,822 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 706 771) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:58,822 INFO L439 ceAbstractionStarter]: At program point L764(lines 715 765) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:58,822 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 706 771) no Hoare annotation was computed. [2019-10-13 23:15:58,823 INFO L439 ceAbstractionStarter]: At program point L754-2(lines 746 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:58,823 INFO L443 ceAbstractionStarter]: For program point L717(lines 716 763) no Hoare annotation was computed. [2019-10-13 23:15:58,823 INFO L439 ceAbstractionStarter]: At program point L748(line 748) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:58,823 INFO L443 ceAbstractionStarter]: For program point L746(lines 746 759) no Hoare annotation was computed. [2019-10-13 23:15:58,823 INFO L439 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:58,823 INFO L443 ceAbstractionStarter]: For program point L736(lines 736 742) no Hoare annotation was computed. [2019-10-13 23:15:58,823 INFO L443 ceAbstractionStarter]: For program point L736-1(lines 736 742) no Hoare annotation was computed. [2019-10-13 23:15:58,824 INFO L439 ceAbstractionStarter]: At program point L761(lines 716 763) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= 0 ~methAndRunningLastTime~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-13 23:15:58,824 INFO L439 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= 0 ~methAndRunningLastTime~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-13 23:15:58,824 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 732) no Hoare annotation was computed. [2019-10-13 23:15:58,824 INFO L443 ceAbstractionStarter]: For program point L726-1(lines 726 732) no Hoare annotation was computed. [2019-10-13 23:15:58,824 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 706 771) no Hoare annotation was computed. [2019-10-13 23:15:58,824 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-13 23:15:58,824 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-13 23:15:58,824 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 887 894) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:15:58,825 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 887 894) no Hoare annotation was computed. [2019-10-13 23:15:58,825 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 660 668) the Hoare annotation is: true [2019-10-13 23:15:58,825 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 660 668) no Hoare annotation was computed. [2019-10-13 23:15:58,825 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 551) no Hoare annotation was computed. [2019-10-13 23:15:58,825 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 554) no Hoare annotation was computed. [2019-10-13 23:15:58,825 INFO L439 ceAbstractionStarter]: At program point L542(line 542) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:15:58,825 INFO L443 ceAbstractionStarter]: For program point L542-1(line 542) no Hoare annotation was computed. [2019-10-13 23:15:58,826 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 557) no Hoare annotation was computed. [2019-10-13 23:15:58,826 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 532 560) no Hoare annotation was computed. [2019-10-13 23:15:58,826 INFO L439 ceAbstractionStarter]: At program point L538(line 538) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (= 0 ~methAndRunningLastTime~0))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1 .cse2) (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse0))) [2019-10-13 23:15:58,826 INFO L443 ceAbstractionStarter]: For program point L538-1(line 538) no Hoare annotation was computed. [2019-10-13 23:15:58,826 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 532 560) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (= 0 ~methAndRunningLastTime~0))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1 .cse2) (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse0))) [2019-10-13 23:15:58,826 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 532 560) no Hoare annotation was computed. [2019-10-13 23:15:58,826 INFO L439 ceAbstractionStarter]: At program point L547(line 547) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-13 23:15:58,827 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 524 531) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:15:58,827 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 524 531) no Hoare annotation was computed. [2019-10-13 23:15:58,827 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 614 636) no Hoare annotation was computed. [2019-10-13 23:15:58,827 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 614 636) no Hoare annotation was computed. [2019-10-13 23:15:58,827 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-13 23:15:58,827 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-13 23:15:58,827 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-13 23:15:58,827 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-13 23:15:58,827 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-13 23:15:58,829 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-13 23:15:58,829 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-13 23:15:58,829 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-13 23:15:58,829 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-13 23:15:58,829 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-13 23:15:58,829 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-13 23:15:58,829 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-13 23:15:58,830 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-13 23:15:58,830 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 671 680) no Hoare annotation was computed. [2019-10-13 23:15:58,830 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 671 680) no Hoare annotation was computed. [2019-10-13 23:15:58,830 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 23:15:58,830 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:58,830 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 895 911) no Hoare annotation was computed. [2019-10-13 23:15:58,830 INFO L439 ceAbstractionStarter]: At program point L906(line 906) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~methaneLevelCritical~0 activatePump_~tmp~9) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2019-10-13 23:15:58,831 INFO L443 ceAbstractionStarter]: For program point L906-1(lines 895 911) no Hoare annotation was computed. [2019-10-13 23:15:58,831 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 895 911) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2019-10-13 23:15:58,831 INFO L443 ceAbstractionStarter]: For program point L902(lines 902 908) no Hoare annotation was computed. [2019-10-13 23:15:58,832 INFO L439 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2019-10-13 23:15:58,832 INFO L443 ceAbstractionStarter]: For program point L900-1(line 900) no Hoare annotation was computed. [2019-10-13 23:15:58,832 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 637 645) no Hoare annotation was computed. [2019-10-13 23:15:58,832 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 637 645) no Hoare annotation was computed. [2019-10-13 23:15:58,832 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 976 994) no Hoare annotation was computed. [2019-10-13 23:15:58,833 INFO L446 ceAbstractionStarter]: At program point L983(line 983) the Hoare annotation is: true [2019-10-13 23:15:58,833 INFO L443 ceAbstractionStarter]: For program point L983-1(line 983) no Hoare annotation was computed. [2019-10-13 23:15:58,833 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 976 994) the Hoare annotation is: true [2019-10-13 23:15:58,833 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:58,833 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:15:58,833 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 593 604) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (or (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:58,833 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 593 604) no Hoare annotation was computed. [2019-10-13 23:15:58,833 INFO L439 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2019-10-13 23:15:58,834 INFO L439 ceAbstractionStarter]: At program point L789(lines 789 795) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 (= 0 ~methAndRunningLastTime~0)) (or (= 0 ~methaneLevelCritical~0) .cse0 (= ~pumpRunning~0 0) .cse1))) [2019-10-13 23:15:58,834 INFO L439 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (and (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2019-10-13 23:15:58,834 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 778 801) the Hoare annotation is: (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2019-10-13 23:15:58,834 INFO L443 ceAbstractionStarter]: For program point L782(lines 781 800) no Hoare annotation was computed. [2019-10-13 23:15:58,834 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 778 801) no Hoare annotation was computed. [2019-10-13 23:15:58,834 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 778 801) no Hoare annotation was computed. [2019-10-13 23:15:58,834 INFO L446 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: true [2019-10-13 23:15:58,834 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2019-10-13 23:15:58,835 INFO L446 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2019-10-13 23:15:58,835 INFO L443 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2019-10-13 23:15:58,835 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2019-10-13 23:15:58,835 INFO L446 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2019-10-13 23:15:58,835 INFO L443 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2019-10-13 23:15:58,835 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-10-13 23:15:58,835 INFO L446 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2019-10-13 23:15:58,835 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 605 613) the Hoare annotation is: true [2019-10-13 23:15:58,835 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 605 613) no Hoare annotation was computed. [2019-10-13 23:15:58,836 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 569 580) the Hoare annotation is: true [2019-10-13 23:15:58,837 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 569 580) no Hoare annotation was computed. [2019-10-13 23:15:58,837 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2019-10-13 23:15:58,837 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2019-10-13 23:15:58,838 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:58,838 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-13 23:15:58,838 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:15:58,838 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:15:58,838 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 1014 1021) no Hoare annotation was computed. [2019-10-13 23:15:58,838 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 1014 1021) the Hoare annotation is: (or (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1)) (not (= ~methAndRunningLastTime~0 0))) [2019-10-13 23:15:58,838 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 810 834) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-13 23:15:58,839 INFO L439 ceAbstractionStarter]: At program point L829(line 829) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-13 23:15:58,840 INFO L443 ceAbstractionStarter]: For program point L829-1(lines 810 834) no Hoare annotation was computed. [2019-10-13 23:15:58,842 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 810 834) no Hoare annotation was computed. [2019-10-13 23:15:58,842 INFO L439 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= 0 |old(~pumpRunning~0)|))) (and (or (not .cse0) (= ~pumpRunning~0 0) .cse1 .cse2) (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse0))) [2019-10-13 23:15:58,843 INFO L439 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= 0 |old(~pumpRunning~0)|))) (and (or (not .cse0) (= ~pumpRunning~0 0) .cse1 .cse2) (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse0))) [2019-10-13 23:15:58,843 INFO L443 ceAbstractionStarter]: For program point L818(lines 818 826) no Hoare annotation was computed. [2019-10-13 23:15:58,843 INFO L439 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= 0 |old(~pumpRunning~0)|))) (and (or (not .cse0) (= ~pumpRunning~0 0) .cse1 .cse2) (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse0))) [2019-10-13 23:15:58,843 INFO L443 ceAbstractionStarter]: For program point L816-1(line 816) no Hoare annotation was computed. [2019-10-13 23:15:58,843 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 831) no Hoare annotation was computed. [2019-10-13 23:15:58,843 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 581 592) no Hoare annotation was computed. [2019-10-13 23:15:58,844 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 581 592) the Hoare annotation is: true [2019-10-13 23:15:58,844 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 512 519) the Hoare annotation is: true [2019-10-13 23:15:58,845 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 516) no Hoare annotation was computed. [2019-10-13 23:15:58,846 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 512 519) no Hoare annotation was computed. [2019-10-13 23:15:58,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:15:58 BoogieIcfgContainer [2019-10-13 23:15:58,866 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:15:58,868 INFO L168 Benchmark]: Toolchain (without parser) took 14732.10 ms. Allocated memory was 140.0 MB in the beginning and 429.4 MB in the end (delta: 289.4 MB). Free memory was 103.4 MB in the beginning and 150.8 MB in the end (delta: -47.5 MB). Peak memory consumption was 301.6 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:58,869 INFO L168 Benchmark]: CDTParser took 1.33 ms. Allocated memory is still 140.0 MB. Free memory was 123.3 MB in the beginning and 123.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 23:15:58,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.67 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 103.2 MB in the beginning and 169.6 MB in the end (delta: -66.4 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:58,870 INFO L168 Benchmark]: Boogie Preprocessor took 99.50 ms. Allocated memory is still 203.9 MB. Free memory was 168.9 MB in the beginning and 165.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:58,871 INFO L168 Benchmark]: RCFGBuilder took 1627.07 ms. Allocated memory was 203.9 MB in the beginning and 233.3 MB in the end (delta: 29.4 MB). Free memory was 165.0 MB in the beginning and 133.3 MB in the end (delta: 31.8 MB). Peak memory consumption was 77.1 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:58,872 INFO L168 Benchmark]: TraceAbstraction took 12257.45 ms. Allocated memory was 233.3 MB in the beginning and 429.4 MB in the end (delta: 196.1 MB). Free memory was 131.9 MB in the beginning and 150.8 MB in the end (delta: -19.0 MB). Peak memory consumption was 236.8 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:58,875 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 ms. Allocated memory is still 140.0 MB. Free memory was 123.3 MB in the beginning and 123.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 743.67 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 103.2 MB in the beginning and 169.6 MB in the end (delta: -66.4 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.50 ms. Allocated memory is still 203.9 MB. Free memory was 168.9 MB in the beginning and 165.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1627.07 ms. Allocated memory was 203.9 MB in the beginning and 233.3 MB in the end (delta: 29.4 MB). Free memory was 165.0 MB in the beginning and 133.3 MB in the end (delta: 31.8 MB). Peak memory consumption was 77.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12257.45 ms. Allocated memory was 233.3 MB in the beginning and 429.4 MB in the end (delta: 196.1 MB). Free memory was 131.9 MB in the beginning and 150.8 MB in the end (delta: -19.0 MB). Peak memory consumption was 236.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 516]: 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: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || (((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 207 locations, 1 error locations. Result: SAFE, OverallTime: 12.1s, OverallIterations: 9, TraceHistogramMax: 6, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, HoareTripleCheckerStatistics: 1410 SDtfs, 843 SDslu, 2952 SDs, 0 SdLazy, 2112 SolverSat, 291 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1072 GetRequests, 965 SyntacticMatches, 0 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 352 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=642occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 72 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 1381 PreInvPairs, 1445 NumberOfFragments, 1274 HoareAnnotationTreeSize, 1381 FomulaSimplifications, 2027 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 72 FomulaSimplificationsInter, 3468 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 1309 NumberOfCodeBlocks, 1309 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1765 ConstructedInterpolants, 0 QuantifiedInterpolants, 418460 SizeOfPredicates, 21 NumberOfNonLiveVariables, 2895 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 571/626 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...