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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:19:51,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:19:51,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:19:51,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:19:51,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:19:51,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:19:51,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:19:51,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:19:51,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:19:51,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:19:51,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:19:51,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:19:51,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:19:51,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:19:51,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:19:51,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:19:51,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:19:51,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:19:51,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:19:51,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:19:51,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:19:51,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:19:51,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:19:51,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:19:51,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:19:51,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:19:51,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:19:51,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:19:51,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:19:51,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:19:51,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:19:51,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:19:51,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:19:51,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:19:51,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:19:51,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:19:51,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:19:51,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:19:51,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:19:51,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:19:51,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:19:51,389 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 [2019-10-15 01:19:51,403 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:19:51,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:19:51,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:19:51,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:19:51,405 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:19:51,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:19:51,406 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:19:51,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:19:51,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:19:51,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:19:51,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:19:51,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:19:51,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:19:51,407 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:19:51,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:19:51,407 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:19:51,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:19:51,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:19:51,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:19:51,408 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:19:51,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:19:51,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:19:51,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:19:51,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:19:51,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:19:51,410 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:19:51,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:19:51,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:19:51,410 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:19:51,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:19:51,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:19:51,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:19:51,741 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:19:51,741 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:19:51,742 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c [2019-10-15 01:19:51,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7f84110/5497f3ff74fa40a5b75804fd47265ca9/FLAGba9cffa48 [2019-10-15 01:19:52,376 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:19:52,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c [2019-10-15 01:19:52,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7f84110/5497f3ff74fa40a5b75804fd47265ca9/FLAGba9cffa48 [2019-10-15 01:19:52,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7f84110/5497f3ff74fa40a5b75804fd47265ca9 [2019-10-15 01:19:52,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:19:52,693 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:19:52,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:52,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:19:52,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:19:52,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:52" (1/1) ... [2019-10-15 01:19:52,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26809f63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:52, skipping insertion in model container [2019-10-15 01:19:52,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:52" (1/1) ... [2019-10-15 01:19:52,710 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:19:52,774 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:19:53,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:53,276 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:19:53,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:53,456 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:19:53,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:53 WrapperNode [2019-10-15 01:19:53,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:53,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:19:53,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:19:53,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:19:53,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:53" (1/1) ... [2019-10-15 01:19:53,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:53" (1/1) ... [2019-10-15 01:19:53,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:53" (1/1) ... [2019-10-15 01:19:53,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:53" (1/1) ... [2019-10-15 01:19:53,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:53" (1/1) ... [2019-10-15 01:19:53,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:53" (1/1) ... [2019-10-15 01:19:53,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:53" (1/1) ... [2019-10-15 01:19:53,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:19:53,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:19:53,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:19:53,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:19:53,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:53" (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 [2019-10-15 01:19:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:19:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:19:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:19:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:19:53,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:53,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:53,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:53,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:19:53,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:19:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:19:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:19:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 01:19:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 01:19:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 01:19:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:19:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:19:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:19:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:19:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:19:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:19:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 01:19:53,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 01:19:53,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:53,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:53,664 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:19:53,664 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:19:53,665 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:19:53,665 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:19:53,665 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:19:53,665 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:19:53,666 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:19:53,666 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:19:53,666 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:19:53,666 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:19:53,667 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:19:53,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 01:19:53,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 01:19:53,667 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:19:53,668 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:19:53,668 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:19:53,668 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:19:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:19:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:19:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:19:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:19:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:19:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:19:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:19:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:19:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:19:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:19:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:19:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:19:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:19:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:19:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:19:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:19:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:19:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:53,672 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:53,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:19:53,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:19:53,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:19:53,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:19:53,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:19:53,673 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:19:53,673 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:19:53,673 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:19:53,673 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 01:19:53,673 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 01:19:53,673 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:19:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:19:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:19:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:19:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:19:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 01:19:53,675 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 01:19:53,675 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 01:19:53,675 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 01:19:53,675 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 01:19:53,675 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:19:53,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:53,676 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:19:53,676 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:19:53,676 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:19:53,676 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:19:53,676 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:19:53,676 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:19:53,676 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:19:53,677 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:19:53,677 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:19:53,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:19:53,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:19:53,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:19:56,996 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:19:56,997 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:19:56,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:56 BoogieIcfgContainer [2019-10-15 01:19:56,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:19:57,002 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:19:57,002 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:19:57,006 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:19:57,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:19:52" (1/3) ... [2019-10-15 01:19:57,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a70c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:57, skipping insertion in model container [2019-10-15 01:19:57,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:53" (2/3) ... [2019-10-15 01:19:57,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a70c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:57, skipping insertion in model container [2019-10-15 01:19:57,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:56" (3/3) ... [2019-10-15 01:19:57,010 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53.cil.c [2019-10-15 01:19:57,021 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:19:57,030 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:19:57,039 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:19:57,065 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:19:57,065 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:19:57,065 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:19:57,065 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:19:57,065 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:19:57,065 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:19:57,065 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:19:57,066 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:19:57,090 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states. [2019-10-15 01:19:57,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 01:19:57,099 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:57,100 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] [2019-10-15 01:19:57,102 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:57,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:57,107 INFO L82 PathProgramCache]: Analyzing trace with hash 805370938, now seen corresponding path program 1 times [2019-10-15 01:19:57,117 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:57,117 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236371394] [2019-10-15 01:19:57,117 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:57,118 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:57,118 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:57,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:57,495 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236371394] [2019-10-15 01:19:57,497 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:57,497 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:19:57,497 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282350488] [2019-10-15 01:19:57,504 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:19:57,506 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:57,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:19:57,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:57,523 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 2 states. [2019-10-15 01:19:57,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:57,584 INFO L93 Difference]: Finished difference Result 292 states and 365 transitions. [2019-10-15 01:19:57,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:19:57,585 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-15 01:19:57,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:57,614 INFO L225 Difference]: With dead ends: 292 [2019-10-15 01:19:57,614 INFO L226 Difference]: Without dead ends: 148 [2019-10-15 01:19:57,626 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 [2019-10-15 01:19:57,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2019-10-15 01:19:57,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2019-10-15 01:19:57,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-10-15 01:19:57,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 176 transitions. [2019-10-15 01:19:57,723 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 176 transitions. Word has length 51 [2019-10-15 01:19:57,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:57,724 INFO L462 AbstractCegarLoop]: Abstraction has 148 states and 176 transitions. [2019-10-15 01:19:57,725 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:19:57,725 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2019-10-15 01:19:57,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-15 01:19:57,733 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:57,733 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] [2019-10-15 01:19:57,734 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:57,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:57,735 INFO L82 PathProgramCache]: Analyzing trace with hash -239223915, now seen corresponding path program 1 times [2019-10-15 01:19:57,736 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:57,737 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346347520] [2019-10-15 01:19:57,737 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:57,737 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:57,738 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:57,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:57,946 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346347520] [2019-10-15 01:19:57,946 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:57,947 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:19:57,947 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8110903] [2019-10-15 01:19:57,949 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:19:57,949 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:57,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:19:57,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:57,950 INFO L87 Difference]: Start difference. First operand 148 states and 176 transitions. Second operand 3 states. [2019-10-15 01:19:57,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:57,974 INFO L93 Difference]: Finished difference Result 241 states and 287 transitions. [2019-10-15 01:19:57,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:19:57,975 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-15 01:19:57,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:57,978 INFO L225 Difference]: With dead ends: 241 [2019-10-15 01:19:57,978 INFO L226 Difference]: Without dead ends: 139 [2019-10-15 01:19:57,980 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 [2019-10-15 01:19:57,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-10-15 01:19:57,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2019-10-15 01:19:57,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-10-15 01:19:57,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 164 transitions. [2019-10-15 01:19:57,998 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 164 transitions. Word has length 52 [2019-10-15 01:19:57,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:57,999 INFO L462 AbstractCegarLoop]: Abstraction has 139 states and 164 transitions. [2019-10-15 01:19:58,000 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:19:58,000 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 164 transitions. [2019-10-15 01:19:58,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-15 01:19:58,005 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:58,006 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] [2019-10-15 01:19:58,008 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:58,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:58,009 INFO L82 PathProgramCache]: Analyzing trace with hash -2031785454, now seen corresponding path program 1 times [2019-10-15 01:19:58,009 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:58,009 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451489364] [2019-10-15 01:19:58,009 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:58,010 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:58,011 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:58,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:58,188 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451489364] [2019-10-15 01:19:58,188 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:58,188 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:58,189 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332397342] [2019-10-15 01:19:58,189 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:58,190 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:58,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:58,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:58,192 INFO L87 Difference]: Start difference. First operand 139 states and 164 transitions. Second operand 7 states. [2019-10-15 01:19:58,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:58,617 INFO L93 Difference]: Finished difference Result 250 states and 301 transitions. [2019-10-15 01:19:58,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:19:58,618 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-10-15 01:19:58,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:58,620 INFO L225 Difference]: With dead ends: 250 [2019-10-15 01:19:58,620 INFO L226 Difference]: Without dead ends: 139 [2019-10-15 01:19:58,622 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:19:58,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-10-15 01:19:58,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2019-10-15 01:19:58,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-10-15 01:19:58,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 163 transitions. [2019-10-15 01:19:58,639 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 163 transitions. Word has length 56 [2019-10-15 01:19:58,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:58,639 INFO L462 AbstractCegarLoop]: Abstraction has 139 states and 163 transitions. [2019-10-15 01:19:58,639 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:58,640 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 163 transitions. [2019-10-15 01:19:58,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-10-15 01:19:58,643 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:58,643 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] [2019-10-15 01:19:58,643 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:58,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:58,647 INFO L82 PathProgramCache]: Analyzing trace with hash -1519881096, now seen corresponding path program 1 times [2019-10-15 01:19:58,648 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:58,648 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947516986] [2019-10-15 01:19:58,648 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:58,648 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:58,648 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:58,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:58,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:58,784 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947516986] [2019-10-15 01:19:58,784 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:58,784 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 01:19:58,784 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970779848] [2019-10-15 01:19:58,785 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 01:19:58,785 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:58,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 01:19:58,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 01:19:58,786 INFO L87 Difference]: Start difference. First operand 139 states and 163 transitions. Second operand 5 states. [2019-10-15 01:19:59,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:59,335 INFO L93 Difference]: Finished difference Result 354 states and 433 transitions. [2019-10-15 01:19:59,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 01:19:59,337 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 74 [2019-10-15 01:19:59,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:59,345 INFO L225 Difference]: With dead ends: 354 [2019-10-15 01:19:59,346 INFO L226 Difference]: Without dead ends: 243 [2019-10-15 01:19:59,349 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:19:59,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2019-10-15 01:19:59,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 225. [2019-10-15 01:19:59,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-10-15 01:19:59,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 258 transitions. [2019-10-15 01:19:59,410 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 258 transitions. Word has length 74 [2019-10-15 01:19:59,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:59,411 INFO L462 AbstractCegarLoop]: Abstraction has 225 states and 258 transitions. [2019-10-15 01:19:59,411 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 01:19:59,411 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 258 transitions. [2019-10-15 01:19:59,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-15 01:19:59,413 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:59,415 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:59,415 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:59,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:59,416 INFO L82 PathProgramCache]: Analyzing trace with hash 1815815577, now seen corresponding path program 1 times [2019-10-15 01:19:59,416 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:59,417 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019722315] [2019-10-15 01:19:59,417 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:59,417 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:59,417 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:59,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:59,594 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019722315] [2019-10-15 01:19:59,594 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:59,595 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:19:59,595 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216769094] [2019-10-15 01:19:59,597 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:19:59,598 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:59,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:19:59,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:19:59,599 INFO L87 Difference]: Start difference. First operand 225 states and 258 transitions. Second operand 6 states. [2019-10-15 01:19:59,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:59,848 INFO L93 Difference]: Finished difference Result 601 states and 710 transitions. [2019-10-15 01:19:59,849 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:59,849 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-10-15 01:19:59,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:59,853 INFO L225 Difference]: With dead ends: 601 [2019-10-15 01:19:59,854 INFO L226 Difference]: Without dead ends: 404 [2019-10-15 01:19:59,855 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 [2019-10-15 01:19:59,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2019-10-15 01:19:59,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 398. [2019-10-15 01:19:59,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2019-10-15 01:19:59,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 456 transitions. [2019-10-15 01:19:59,918 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 456 transitions. Word has length 88 [2019-10-15 01:19:59,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:59,919 INFO L462 AbstractCegarLoop]: Abstraction has 398 states and 456 transitions. [2019-10-15 01:19:59,919 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:19:59,919 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 456 transitions. [2019-10-15 01:19:59,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-10-15 01:19:59,922 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:59,922 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:59,922 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:59,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:59,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1743532533, now seen corresponding path program 1 times [2019-10-15 01:19:59,923 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:59,923 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401238329] [2019-10-15 01:19:59,924 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:59,924 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:59,924 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:00,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:00,069 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401238329] [2019-10-15 01:20:00,070 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:00,070 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:20:00,070 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089257619] [2019-10-15 01:20:00,071 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:20:00,072 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:00,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:20:00,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:20:00,072 INFO L87 Difference]: Start difference. First operand 398 states and 456 transitions. Second operand 7 states. [2019-10-15 01:20:00,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:00,756 INFO L93 Difference]: Finished difference Result 797 states and 936 transitions. [2019-10-15 01:20:00,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-15 01:20:00,757 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2019-10-15 01:20:00,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:00,760 INFO L225 Difference]: With dead ends: 797 [2019-10-15 01:20:00,760 INFO L226 Difference]: Without dead ends: 427 [2019-10-15 01:20:00,762 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-15 01:20:00,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2019-10-15 01:20:00,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 397. [2019-10-15 01:20:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2019-10-15 01:20:00,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 453 transitions. [2019-10-15 01:20:00,788 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 453 transitions. Word has length 92 [2019-10-15 01:20:00,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:00,789 INFO L462 AbstractCegarLoop]: Abstraction has 397 states and 453 transitions. [2019-10-15 01:20:00,789 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:20:00,789 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 453 transitions. [2019-10-15 01:20:00,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-15 01:20:00,790 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:00,791 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:00,791 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:00,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:00,791 INFO L82 PathProgramCache]: Analyzing trace with hash 1672267508, now seen corresponding path program 1 times [2019-10-15 01:20:00,792 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:00,792 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509398522] [2019-10-15 01:20:00,792 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:00,792 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:00,792 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:00,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:00,885 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509398522] [2019-10-15 01:20:00,885 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:00,886 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:20:00,886 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701823612] [2019-10-15 01:20:00,887 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:20:00,887 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:00,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:20:00,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:20:00,888 INFO L87 Difference]: Start difference. First operand 397 states and 453 transitions. Second operand 6 states. [2019-10-15 01:20:00,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:00,934 INFO L93 Difference]: Finished difference Result 776 states and 900 transitions. [2019-10-15 01:20:00,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:20:00,934 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2019-10-15 01:20:00,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:00,938 INFO L225 Difference]: With dead ends: 776 [2019-10-15 01:20:00,938 INFO L226 Difference]: Without dead ends: 407 [2019-10-15 01:20:00,939 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:20:00,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2019-10-15 01:20:00,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 407. [2019-10-15 01:20:00,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2019-10-15 01:20:00,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 463 transitions. [2019-10-15 01:20:00,967 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 463 transitions. Word has length 93 [2019-10-15 01:20:00,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:00,970 INFO L462 AbstractCegarLoop]: Abstraction has 407 states and 463 transitions. [2019-10-15 01:20:00,970 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:20:00,970 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 463 transitions. [2019-10-15 01:20:00,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-15 01:20:00,977 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:00,977 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:00,977 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:00,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:00,984 INFO L82 PathProgramCache]: Analyzing trace with hash 1599880950, now seen corresponding path program 1 times [2019-10-15 01:20:00,984 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:00,986 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451243402] [2019-10-15 01:20:00,986 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:00,986 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:00,987 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:01,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:01,089 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451243402] [2019-10-15 01:20:01,089 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:01,089 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-15 01:20:01,089 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292010468] [2019-10-15 01:20:01,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-15 01:20:01,090 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:01,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-15 01:20:01,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:20:01,091 INFO L87 Difference]: Start difference. First operand 407 states and 463 transitions. Second operand 8 states. [2019-10-15 01:20:01,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:01,134 INFO L93 Difference]: Finished difference Result 800 states and 936 transitions. [2019-10-15 01:20:01,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:20:01,135 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2019-10-15 01:20:01,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:01,138 INFO L225 Difference]: With dead ends: 800 [2019-10-15 01:20:01,138 INFO L226 Difference]: Without dead ends: 421 [2019-10-15 01:20:01,140 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:20:01,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-10-15 01:20:01,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 415. [2019-10-15 01:20:01,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 415 states. [2019-10-15 01:20:01,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 471 transitions. [2019-10-15 01:20:01,165 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 471 transitions. Word has length 93 [2019-10-15 01:20:01,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:01,166 INFO L462 AbstractCegarLoop]: Abstraction has 415 states and 471 transitions. [2019-10-15 01:20:01,167 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-15 01:20:01,167 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 471 transitions. [2019-10-15 01:20:01,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-15 01:20:01,169 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:01,169 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:01,169 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:01,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:01,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1929646711, now seen corresponding path program 1 times [2019-10-15 01:20:01,170 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:01,170 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912004768] [2019-10-15 01:20:01,170 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:01,171 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:01,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:01,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:01,264 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912004768] [2019-10-15 01:20:01,266 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:01,267 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-15 01:20:01,267 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045740600] [2019-10-15 01:20:01,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-15 01:20:01,268 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:01,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-15 01:20:01,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 01:20:01,268 INFO L87 Difference]: Start difference. First operand 415 states and 471 transitions. Second operand 4 states. [2019-10-15 01:20:01,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:01,535 INFO L93 Difference]: Finished difference Result 1250 states and 1496 transitions. [2019-10-15 01:20:01,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-15 01:20:01,536 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2019-10-15 01:20:01,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:01,541 INFO L225 Difference]: With dead ends: 1250 [2019-10-15 01:20:01,542 INFO L226 Difference]: Without dead ends: 863 [2019-10-15 01:20:01,543 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 01:20:01,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2019-10-15 01:20:01,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 549. [2019-10-15 01:20:01,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2019-10-15 01:20:01,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 618 transitions. [2019-10-15 01:20:01,583 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 618 transitions. Word has length 93 [2019-10-15 01:20:01,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:01,583 INFO L462 AbstractCegarLoop]: Abstraction has 549 states and 618 transitions. [2019-10-15 01:20:01,583 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-15 01:20:01,583 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 618 transitions. [2019-10-15 01:20:01,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-10-15 01:20:01,585 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:01,585 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:01,586 INFO L410 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:01,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:01,586 INFO L82 PathProgramCache]: Analyzing trace with hash 446997693, now seen corresponding path program 1 times [2019-10-15 01:20:01,586 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:01,586 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89894146] [2019-10-15 01:20:01,587 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:01,587 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:01,587 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:01,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:01,652 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89894146] [2019-10-15 01:20:01,652 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:01,652 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:20:01,652 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914205778] [2019-10-15 01:20:01,653 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:20:01,653 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:01,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:20:01,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:20:01,654 INFO L87 Difference]: Start difference. First operand 549 states and 618 transitions. Second operand 3 states. [2019-10-15 01:20:01,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:01,714 INFO L93 Difference]: Finished difference Result 866 states and 990 transitions. [2019-10-15 01:20:01,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:20:01,714 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2019-10-15 01:20:01,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:01,719 INFO L225 Difference]: With dead ends: 866 [2019-10-15 01:20:01,720 INFO L226 Difference]: Without dead ends: 863 [2019-10-15 01:20:01,725 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:20:01,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2019-10-15 01:20:01,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 713. [2019-10-15 01:20:01,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 713 states. [2019-10-15 01:20:01,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 813 transitions. [2019-10-15 01:20:01,784 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 813 transitions. Word has length 97 [2019-10-15 01:20:01,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:01,785 INFO L462 AbstractCegarLoop]: Abstraction has 713 states and 813 transitions. [2019-10-15 01:20:01,785 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:20:01,785 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 813 transitions. [2019-10-15 01:20:01,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-15 01:20:01,789 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:01,789 INFO L380 BasicCegarLoop]: trace histogram [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, 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] [2019-10-15 01:20:01,789 INFO L410 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:01,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:01,790 INFO L82 PathProgramCache]: Analyzing trace with hash 350097324, now seen corresponding path program 1 times [2019-10-15 01:20:01,790 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:01,792 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222010371] [2019-10-15 01:20:01,792 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:01,793 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:01,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:01,886 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-15 01:20:01,887 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222010371] [2019-10-15 01:20:01,887 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854672137] [2019-10-15 01:20:01,887 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 [2019-10-15 01:20:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:02,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 924 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-15 01:20:02,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:20:02,245 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:02,245 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:20:02,526 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-15 01:20:02,527 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 01:20:02,527 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 3] total 8 [2019-10-15 01:20:02,527 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89271989] [2019-10-15 01:20:02,528 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:20:02,528 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:02,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:20:02,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:20:02,528 INFO L87 Difference]: Start difference. First operand 713 states and 813 transitions. Second operand 3 states. [2019-10-15 01:20:02,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:02,626 INFO L93 Difference]: Finished difference Result 1201 states and 1380 transitions. [2019-10-15 01:20:02,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:20:02,626 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-10-15 01:20:02,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:02,631 INFO L225 Difference]: With dead ends: 1201 [2019-10-15 01:20:02,631 INFO L226 Difference]: Without dead ends: 646 [2019-10-15 01:20:02,633 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 320 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:20:02,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2019-10-15 01:20:02,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 646. [2019-10-15 01:20:02,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 646 states. [2019-10-15 01:20:02,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 727 transitions. [2019-10-15 01:20:02,689 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 727 transitions. Word has length 160 [2019-10-15 01:20:02,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:02,690 INFO L462 AbstractCegarLoop]: Abstraction has 646 states and 727 transitions. [2019-10-15 01:20:02,690 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:20:02,690 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 727 transitions. [2019-10-15 01:20:02,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-10-15 01:20:02,693 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:02,693 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:02,897 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:20:02,898 INFO L410 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:02,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:02,899 INFO L82 PathProgramCache]: Analyzing trace with hash -942209648, now seen corresponding path program 1 times [2019-10-15 01:20:02,899 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:02,900 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11758077] [2019-10-15 01:20:02,900 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:02,901 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:02,901 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:03,024 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-15 01:20:03,025 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11758077] [2019-10-15 01:20:03,025 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1816278917] [2019-10-15 01:20:03,025 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 [2019-10-15 01:20:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:03,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-15 01:20:03,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:20:03,327 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:20:03,327 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:20:03,609 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-15 01:20:03,610 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 01:20:03,610 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 10 [2019-10-15 01:20:03,610 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064601837] [2019-10-15 01:20:03,611 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 01:20:03,611 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:03,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 01:20:03,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:20:03,612 INFO L87 Difference]: Start difference. First operand 646 states and 727 transitions. Second operand 5 states. [2019-10-15 01:20:04,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:04,329 INFO L93 Difference]: Finished difference Result 1645 states and 2003 transitions. [2019-10-15 01:20:04,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:20:04,330 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 173 [2019-10-15 01:20:04,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:04,337 INFO L225 Difference]: With dead ends: 1645 [2019-10-15 01:20:04,337 INFO L226 Difference]: Without dead ends: 1157 [2019-10-15 01:20:04,342 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2019-10-15 01:20:04,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2019-10-15 01:20:04,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 1070. [2019-10-15 01:20:04,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1070 states. [2019-10-15 01:20:04,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 1070 states and 1240 transitions. [2019-10-15 01:20:04,420 INFO L78 Accepts]: Start accepts. Automaton has 1070 states and 1240 transitions. Word has length 173 [2019-10-15 01:20:04,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:04,420 INFO L462 AbstractCegarLoop]: Abstraction has 1070 states and 1240 transitions. [2019-10-15 01:20:04,420 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 01:20:04,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1240 transitions. [2019-10-15 01:20:04,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-10-15 01:20:04,424 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:04,425 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:04,630 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:20:04,631 INFO L410 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:04,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:04,632 INFO L82 PathProgramCache]: Analyzing trace with hash -524813042, now seen corresponding path program 1 times [2019-10-15 01:20:04,632 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:04,633 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607690631] [2019-10-15 01:20:04,633 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:04,633 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:04,633 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:04,799 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-10-15 01:20:04,800 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607690631] [2019-10-15 01:20:04,800 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798248892] [2019-10-15 01:20:04,800 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 [2019-10-15 01:20:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:05,019 INFO L256 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-15 01:20:05,030 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:20:05,234 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-15 01:20:05,234 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:20:05,713 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-10-15 01:20:05,714 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 01:20:05,714 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13, 9] total 25 [2019-10-15 01:20:05,714 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156936670] [2019-10-15 01:20:05,718 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-15 01:20:05,719 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:05,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-15 01:20:05,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2019-10-15 01:20:05,720 INFO L87 Difference]: Start difference. First operand 1070 states and 1240 transitions. Second operand 8 states. [2019-10-15 01:20:06,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:06,148 INFO L93 Difference]: Finished difference Result 1859 states and 2163 transitions. [2019-10-15 01:20:06,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:20:06,149 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 173 [2019-10-15 01:20:06,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:06,150 INFO L225 Difference]: With dead ends: 1859 [2019-10-15 01:20:06,150 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:20:06,154 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 331 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2019-10-15 01:20:06,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:20:06,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:20:06,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:20:06,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:20:06,155 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 173 [2019-10-15 01:20:06,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:06,156 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:20:06,156 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-15 01:20:06,156 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:20:06,156 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:20:06,361 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:20:06,365 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:20:07,376 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 29 [2019-10-15 01:20:07,577 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 39 [2019-10-15 01:20:07,785 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 27 [2019-10-15 01:20:08,046 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 30 [2019-10-15 01:20:08,206 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 26 [2019-10-15 01:20:08,445 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 28 [2019-10-15 01:20:08,605 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 26 [2019-10-15 01:20:08,844 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 38 [2019-10-15 01:20:09,093 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 39 [2019-10-15 01:20:09,519 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2019-10-15 01:20:09,863 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 46 [2019-10-15 01:20:10,101 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 27 [2019-10-15 01:20:10,353 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2019-10-15 01:20:10,608 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 26 [2019-10-15 01:20:10,844 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 30 [2019-10-15 01:20:11,092 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 37 [2019-10-15 01:20:11,272 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 26 [2019-10-15 01:20:11,453 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 28 [2019-10-15 01:20:11,678 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 27 [2019-10-15 01:20:11,867 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 31 [2019-10-15 01:20:12,042 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2019-10-15 01:20:12,204 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 27 [2019-10-15 01:20:12,400 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2019-10-15 01:20:12,727 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 30 [2019-10-15 01:20:13,011 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 38 [2019-10-15 01:20:13,549 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 50 [2019-10-15 01:20:13,977 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 38 [2019-10-15 01:20:14,180 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 28 [2019-10-15 01:20:14,299 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 19 [2019-10-15 01:20:14,635 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2019-10-15 01:20:14,819 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 30 [2019-10-15 01:20:14,863 INFO L443 ceAbstractionStarter]: For program point L195-2(lines 195 216) no Hoare annotation was computed. [2019-10-15 01:20:14,863 INFO L443 ceAbstractionStarter]: For program point L217(lines 194 218) no Hoare annotation was computed. [2019-10-15 01:20:14,863 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 170 225) no Hoare annotation was computed. [2019-10-15 01:20:14,864 INFO L443 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-10-15 01:20:14,864 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 201 205) no Hoare annotation was computed. [2019-10-15 01:20:14,864 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 170 225) no Hoare annotation was computed. [2019-10-15 01:20:14,864 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-10-15 01:20:14,864 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 170 225) no Hoare annotation was computed. [2019-10-15 01:20:14,864 INFO L443 ceAbstractionStarter]: For program point L258-1(lines 258 262) no Hoare annotation was computed. [2019-10-15 01:20:14,864 INFO L443 ceAbstractionStarter]: For program point L253(line 253) no Hoare annotation was computed. [2019-10-15 01:20:14,864 INFO L443 ceAbstractionStarter]: For program point L252-2(lines 252 277) no Hoare annotation was computed. [2019-10-15 01:20:14,864 INFO L443 ceAbstractionStarter]: For program point L278(lines 251 279) no Hoare annotation was computed. [2019-10-15 01:20:14,864 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 226 285) no Hoare annotation was computed. [2019-10-15 01:20:14,864 INFO L443 ceAbstractionStarter]: For program point L271(line 271) no Hoare annotation was computed. [2019-10-15 01:20:14,865 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 226 285) no Hoare annotation was computed. [2019-10-15 01:20:14,865 INFO L443 ceAbstractionStarter]: For program point L271-1(line 271) no Hoare annotation was computed. [2019-10-15 01:20:14,865 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 226 285) no Hoare annotation was computed. [2019-10-15 01:20:14,865 INFO L443 ceAbstractionStarter]: For program point L258(lines 258 262) no Hoare annotation was computed. [2019-10-15 01:20:14,865 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 978 984) the Hoare annotation is: true [2019-10-15 01:20:14,865 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 978 984) no Hoare annotation was computed. [2019-10-15 01:20:14,865 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 985 993) no Hoare annotation was computed. [2019-10-15 01:20:14,866 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 985 993) the Hoare annotation is: true [2019-10-15 01:20:14,866 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 985 993) no Hoare annotation was computed. [2019-10-15 01:20:14,866 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 832 854) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:14,866 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 832 854) no Hoare annotation was computed. [2019-10-15 01:20:14,866 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 832 854) no Hoare annotation was computed. [2019-10-15 01:20:14,866 INFO L439 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0) (= main_~tmp~10 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:14,866 INFO L439 ceAbstractionStarter]: At program point L844-1(line 844) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0) (= main_~tmp~10 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:14,867 INFO L443 ceAbstractionStarter]: For program point L842(lines 842 849) no Hoare annotation was computed. [2019-10-15 01:20:14,867 INFO L443 ceAbstractionStarter]: For program point L842-1(lines 842 849) no Hoare annotation was computed. [2019-10-15 01:20:14,867 INFO L443 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2019-10-15 01:20:14,867 INFO L439 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:14,867 INFO L439 ceAbstractionStarter]: At program point L838(line 838) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:14,867 INFO L439 ceAbstractionStarter]: At program point L838-1(line 838) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:14,868 INFO L443 ceAbstractionStarter]: For program point L801(line 801) no Hoare annotation was computed. [2019-10-15 01:20:14,868 INFO L443 ceAbstractionStarter]: For program point L800(line 800) no Hoare annotation was computed. [2019-10-15 01:20:14,868 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 787 810) no Hoare annotation was computed. [2019-10-15 01:20:14,868 INFO L443 ceAbstractionStarter]: For program point L799(line 799) no Hoare annotation was computed. [2019-10-15 01:20:14,868 INFO L443 ceAbstractionStarter]: For program point L798(line 798) no Hoare annotation was computed. [2019-10-15 01:20:14,868 INFO L443 ceAbstractionStarter]: For program point L797(line 797) no Hoare annotation was computed. [2019-10-15 01:20:14,868 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 787 810) no Hoare annotation was computed. [2019-10-15 01:20:14,868 INFO L443 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2019-10-15 01:20:14,869 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 787 810) no Hoare annotation was computed. [2019-10-15 01:20:14,869 INFO L443 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2019-10-15 01:20:14,869 INFO L443 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2019-10-15 01:20:14,869 INFO L443 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2019-10-15 01:20:14,869 INFO L443 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2019-10-15 01:20:14,869 INFO L443 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2019-10-15 01:20:14,869 INFO L443 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2019-10-15 01:20:14,870 INFO L443 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2019-10-15 01:20:14,870 INFO L443 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2019-10-15 01:20:14,870 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 633 641) no Hoare annotation was computed. [2019-10-15 01:20:14,870 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 633 641) the Hoare annotation is: true [2019-10-15 01:20:14,870 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 633 641) no Hoare annotation was computed. [2019-10-15 01:20:14,870 INFO L446 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: true [2019-10-15 01:20:14,870 INFO L443 ceAbstractionStarter]: For program point L706-2(lines 706 710) no Hoare annotation was computed. [2019-10-15 01:20:14,871 INFO L443 ceAbstractionStarter]: For program point L704-1(line 704) no Hoare annotation was computed. [2019-10-15 01:20:14,871 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 697 715) the Hoare annotation is: true [2019-10-15 01:20:14,871 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 697 715) no Hoare annotation was computed. [2019-10-15 01:20:14,871 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 710) no Hoare annotation was computed. [2019-10-15 01:20:14,871 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 697 715) no Hoare annotation was computed. [2019-10-15 01:20:14,871 INFO L443 ceAbstractionStarter]: For program point L672(line 672) no Hoare annotation was computed. [2019-10-15 01:20:14,871 INFO L443 ceAbstractionStarter]: For program point L672-1(line 672) no Hoare annotation was computed. [2019-10-15 01:20:14,871 INFO L443 ceAbstractionStarter]: For program point L661(lines 661 669) no Hoare annotation was computed. [2019-10-15 01:20:14,872 INFO L443 ceAbstractionStarter]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2019-10-15 01:20:14,872 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 642 677) no Hoare annotation was computed. [2019-10-15 01:20:14,872 INFO L443 ceAbstractionStarter]: For program point L649(lines 649 657) no Hoare annotation was computed. [2019-10-15 01:20:14,872 INFO L443 ceAbstractionStarter]: For program point L649-2(lines 649 657) no Hoare annotation was computed. [2019-10-15 01:20:14,872 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 642 677) no Hoare annotation was computed. [2019-10-15 01:20:14,872 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 642 677) no Hoare annotation was computed. [2019-10-15 01:20:14,872 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 971 977) no Hoare annotation was computed. [2019-10-15 01:20:14,872 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 971 977) the Hoare annotation is: true [2019-10-15 01:20:14,873 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 124 169) no Hoare annotation was computed. [2019-10-15 01:20:14,873 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 124 169) no Hoare annotation was computed. [2019-10-15 01:20:14,873 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 124 169) no Hoare annotation was computed. [2019-10-15 01:20:14,873 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 437 482) no Hoare annotation was computed. [2019-10-15 01:20:14,873 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 437 482) no Hoare annotation was computed. [2019-10-15 01:20:14,873 INFO L443 ceAbstractionStarter]: For program point L457(lines 457 464) no Hoare annotation was computed. [2019-10-15 01:20:14,873 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 437 482) no Hoare annotation was computed. [2019-10-15 01:20:14,874 INFO L443 ceAbstractionStarter]: For program point L451(lines 451 471) no Hoare annotation was computed. [2019-10-15 01:20:14,874 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 451 471) no Hoare annotation was computed. [2019-10-15 01:20:14,874 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 818 828) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:14,874 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 818 828) no Hoare annotation was computed. [2019-10-15 01:20:14,874 INFO L439 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:14,874 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 818 828) no Hoare annotation was computed. [2019-10-15 01:20:14,875 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 622 632) the Hoare annotation is: true [2019-10-15 01:20:14,875 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 622 632) no Hoare annotation was computed. [2019-10-15 01:20:14,875 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 622 632) no Hoare annotation was computed. [2019-10-15 01:20:14,875 INFO L446 ceAbstractionStarter]: At program point L627(line 627) the Hoare annotation is: true [2019-10-15 01:20:14,875 INFO L443 ceAbstractionStarter]: For program point L627-1(line 627) no Hoare annotation was computed. [2019-10-15 01:20:14,875 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 614 621) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse1 (or .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0))) [2019-10-15 01:20:14,875 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 614 621) no Hoare annotation was computed. [2019-10-15 01:20:14,875 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 614 621) no Hoare annotation was computed. [2019-10-15 01:20:14,876 INFO L443 ceAbstractionStarter]: For program point L940(lines 940 946) no Hoare annotation was computed. [2019-10-15 01:20:14,876 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 936 949) no Hoare annotation was computed. [2019-10-15 01:20:14,876 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 936 949) the Hoare annotation is: true [2019-10-15 01:20:14,876 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 936 949) no Hoare annotation was computed. [2019-10-15 01:20:14,876 INFO L439 ceAbstractionStarter]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (= ~pumpRunning~0 0))) (and (or .cse0 (or .cse1 .cse2)) (or .cse0 .cse3 .cse1) (or .cse4 (or .cse5 .cse1 .cse2)) (or .cse3 (or .cse5 .cse1) (not (= ~methAndRunningLastTime~0 0)) .cse4))) [2019-10-15 01:20:14,876 INFO L443 ceAbstractionStarter]: For program point L600-1(lines 581 605) no Hoare annotation was computed. [2019-10-15 01:20:14,876 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 581 605) no Hoare annotation was computed. [2019-10-15 01:20:14,877 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 581 605) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (or .cse3 .cse4) .cse0) (or .cse5 (or .cse6 .cse3 .cse4)) (or .cse2 (or .cse6 .cse3) (not (= ~methAndRunningLastTime~0 0)) .cse5))) [2019-10-15 01:20:14,877 INFO L439 ceAbstractionStarter]: At program point L595(line 595) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse2) (or .cse4 (or .cse2 .cse3) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-15 01:20:14,877 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~6) .cse2) .cse3) (or .cse1 (or .cse4 .cse3) (not (= ~methAndRunningLastTime~0 0))) (or .cse4 .cse3 .cse5) (or .cse0 (or .cse3 .cse5) .cse2))) [2019-10-15 01:20:14,877 INFO L443 ceAbstractionStarter]: For program point L589(lines 589 597) no Hoare annotation was computed. [2019-10-15 01:20:14,877 INFO L439 ceAbstractionStarter]: At program point L587(line 587) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse0 .cse2) (or .cse5 (or .cse2 .cse3) .cse4))) [2019-10-15 01:20:14,878 INFO L443 ceAbstractionStarter]: For program point L587-1(line 587) no Hoare annotation was computed. [2019-10-15 01:20:14,878 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 602) no Hoare annotation was computed. [2019-10-15 01:20:14,878 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 521 527) no Hoare annotation was computed. [2019-10-15 01:20:14,878 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 521 527) the Hoare annotation is: true [2019-10-15 01:20:14,878 INFO L439 ceAbstractionStarter]: At program point L99-2(lines 93 104) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse3) (and (and .cse1 .cse2 .cse4) .cse5) (and (and (and .cse2 .cse4) .cse5) .cse3) (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse2 .cse3 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 01:20:14,878 INFO L443 ceAbstractionStarter]: For program point L64(lines 63 108) no Hoare annotation was computed. [2019-10-15 01:20:14,879 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:14,879 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 104) no Hoare annotation was computed. [2019-10-15 01:20:14,879 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2019-10-15 01:20:14,879 INFO L439 ceAbstractionStarter]: At program point L85(line 85) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and (and .cse3 .cse1 .cse4) .cse5) (and (and (and .cse1 .cse4) .cse5) .cse2) (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 01:20:14,879 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-15 01:20:14,879 INFO L443 ceAbstractionStarter]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2019-10-15 01:20:14,880 INFO L439 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and (and .cse3 .cse1 .cse4) .cse5) (and (and (and .cse1 .cse4) .cse5) .cse2) (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 01:20:14,880 INFO L439 ceAbstractionStarter]: At program point L106(lines 63 108) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and (and .cse3 .cse1 .cse4) .cse5) (and (and (and .cse1 .cse4) .cse5) .cse2) (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 01:20:14,880 INFO L443 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2019-10-15 01:20:14,880 INFO L443 ceAbstractionStarter]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2019-10-15 01:20:14,880 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-10-15 01:20:14,880 INFO L439 ceAbstractionStarter]: At program point L109(lines 62 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:14,880 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 103) no Hoare annotation was computed. [2019-10-15 01:20:14,881 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2019-10-15 01:20:14,881 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 418) no Hoare annotation was computed. [2019-10-15 01:20:14,881 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 391 436) no Hoare annotation was computed. [2019-10-15 01:20:14,881 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 425) no Hoare annotation was computed. [2019-10-15 01:20:14,881 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 391 436) no Hoare annotation was computed. [2019-10-15 01:20:14,881 INFO L443 ceAbstractionStarter]: For program point L405-1(lines 405 425) no Hoare annotation was computed. [2019-10-15 01:20:14,881 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 391 436) no Hoare annotation was computed. [2019-10-15 01:20:14,881 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 950 958) no Hoare annotation was computed. [2019-10-15 01:20:14,882 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 950 958) the Hoare annotation is: true [2019-10-15 01:20:14,882 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 950 958) no Hoare annotation was computed. [2019-10-15 01:20:14,882 INFO L439 ceAbstractionStarter]: At program point L736(line 736) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3 .cse4) (or .cse1 .cse2 .cse5) (or .cse4 .cse6 .cse0 (not (<= 2 ~waterLevel~0)) .cse2 .cse3) (or .cse6 (or .cse2 .cse5)))) [2019-10-15 01:20:14,882 INFO L443 ceAbstractionStarter]: For program point L736-1(line 736) no Hoare annotation was computed. [2019-10-15 01:20:14,882 INFO L443 ceAbstractionStarter]: For program point L734(lines 734 751) no Hoare annotation was computed. [2019-10-15 01:20:14,882 INFO L443 ceAbstractionStarter]: For program point L734-1(lines 726 754) no Hoare annotation was computed. [2019-10-15 01:20:14,882 INFO L439 ceAbstractionStarter]: At program point L732(line 732) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or .cse5 .cse0 .cse2 .cse3 .cse4 .cse1) (or .cse1 (not (<= 1 ~pumpRunning~0)) .cse5 (not (<= 2 ~waterLevel~0)) .cse2 .cse4))) [2019-10-15 01:20:14,883 INFO L443 ceAbstractionStarter]: For program point L732-1(line 732) no Hoare annotation was computed. [2019-10-15 01:20:14,883 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 726 754) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or .cse5 .cse0 .cse2 .cse3 .cse4 .cse1) (or .cse1 (not (<= 1 ~pumpRunning~0)) .cse5 (not (<= 2 ~waterLevel~0)) .cse2 .cse4))) [2019-10-15 01:20:14,883 INFO L439 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse3 .cse0 (not (<= 2 ~waterLevel~0)) .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse1 .cse2 .cse4) (or .cse3 (or .cse2 .cse4)))) [2019-10-15 01:20:14,883 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 726 754) no Hoare annotation was computed. [2019-10-15 01:20:14,883 INFO L443 ceAbstractionStarter]: For program point L739(lines 739 745) no Hoare annotation was computed. [2019-10-15 01:20:14,883 INFO L443 ceAbstractionStarter]: For program point L738(lines 738 748) no Hoare annotation was computed. [2019-10-15 01:20:14,883 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 920) no Hoare annotation was computed. [2019-10-15 01:20:14,883 INFO L443 ceAbstractionStarter]: For program point L912-2(lines 912 920) no Hoare annotation was computed. [2019-10-15 01:20:14,884 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 904 926) no Hoare annotation was computed. [2019-10-15 01:20:14,884 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 904 926) no Hoare annotation was computed. [2019-10-15 01:20:14,884 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 904 926) no Hoare annotation was computed. [2019-10-15 01:20:14,884 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 718 725) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 01:20:14,884 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 718 725) no Hoare annotation was computed. [2019-10-15 01:20:14,884 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 718 725) no Hoare annotation was computed. [2019-10-15 01:20:14,884 INFO L443 ceAbstractionStarter]: For program point L353(line 353) no Hoare annotation was computed. [2019-10-15 01:20:14,884 INFO L443 ceAbstractionStarter]: For program point L353-1(line 353) no Hoare annotation was computed. [2019-10-15 01:20:14,885 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 288 390) no Hoare annotation was computed. [2019-10-15 01:20:14,885 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 316) no Hoare annotation was computed. [2019-10-15 01:20:14,885 INFO L443 ceAbstractionStarter]: For program point L376(lines 376 387) no Hoare annotation was computed. [2019-10-15 01:20:14,885 INFO L443 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2019-10-15 01:20:14,885 INFO L443 ceAbstractionStarter]: For program point L337-2(lines 337 357) no Hoare annotation was computed. [2019-10-15 01:20:14,885 INFO L443 ceAbstractionStarter]: For program point L358(lines 336 359) no Hoare annotation was computed. [2019-10-15 01:20:14,885 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 288 390) no Hoare annotation was computed. [2019-10-15 01:20:14,885 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 333) no Hoare annotation was computed. [2019-10-15 01:20:14,885 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 384) no Hoare annotation was computed. [2019-10-15 01:20:14,886 INFO L443 ceAbstractionStarter]: For program point L338(lines 337 357) no Hoare annotation was computed. [2019-10-15 01:20:14,886 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 288 390) no Hoare annotation was computed. [2019-10-15 01:20:14,886 INFO L443 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2019-10-15 01:20:14,886 INFO L443 ceAbstractionStarter]: For program point L369-1(line 369) no Hoare annotation was computed. [2019-10-15 01:20:14,886 INFO L443 ceAbstractionStarter]: For program point L334(lines 334 375) no Hoare annotation was computed. [2019-10-15 01:20:14,886 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 961 970) no Hoare annotation was computed. [2019-10-15 01:20:14,886 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 961 970) no Hoare annotation was computed. [2019-10-15 01:20:14,886 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 961 970) no Hoare annotation was computed. [2019-10-15 01:20:14,886 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:20:14,887 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0)) [2019-10-15 01:20:14,887 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:20:14,887 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 606 613) no Hoare annotation was computed. [2019-10-15 01:20:14,887 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 606 613) no Hoare annotation was computed. [2019-10-15 01:20:14,887 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 606 613) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse2 .cse3 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2019-10-15 01:20:14,887 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 678 696) no Hoare annotation was computed. [2019-10-15 01:20:14,887 INFO L443 ceAbstractionStarter]: For program point L687(lines 687 691) no Hoare annotation was computed. [2019-10-15 01:20:14,888 INFO L446 ceAbstractionStarter]: At program point L685(line 685) the Hoare annotation is: true [2019-10-15 01:20:14,888 INFO L443 ceAbstractionStarter]: For program point L687-2(lines 687 691) no Hoare annotation was computed. [2019-10-15 01:20:14,888 INFO L443 ceAbstractionStarter]: For program point L685-1(line 685) no Hoare annotation was computed. [2019-10-15 01:20:14,888 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 678 696) the Hoare annotation is: true [2019-10-15 01:20:14,888 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 678 696) no Hoare annotation was computed. [2019-10-15 01:20:14,888 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 927 935) no Hoare annotation was computed. [2019-10-15 01:20:14,888 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 927 935) no Hoare annotation was computed. [2019-10-15 01:20:14,888 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 927 935) no Hoare annotation was computed. [2019-10-15 01:20:14,889 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 883 894) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~pumpRunning~0))) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (<= 1 ~methaneLevelCritical~0))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse5 .cse6 .cse7 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse5 .cse0 (or .cse2 .cse3) .cse4) (or .cse6 (or .cse1 .cse2) .cse4 .cse7))) [2019-10-15 01:20:14,889 INFO L443 ceAbstractionStarter]: For program point L887-1(lines 883 894) no Hoare annotation was computed. [2019-10-15 01:20:14,889 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 883 894) no Hoare annotation was computed. [2019-10-15 01:20:14,889 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:20:14,889 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:20:14,889 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:20:14,890 INFO L439 ceAbstractionStarter]: At program point L510(line 510) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (= 1 ~waterLevel~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (and .cse2 .cse3) .cse4 .cse5) (or .cse2 .cse0 .cse1 .cse4 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (or .cse4 .cse6) .cse2) (or (and .cse7 .cse8) (or .cse9 .cse4 .cse6) .cse5) (or .cse1 (or .cse9 .cse4) .cse5 (and .cse7 .cse3 .cse8)) (or .cse1 .cse9 .cse4 .cse10 .cse5 .cse11) (or .cse9 (and .cse11 .cse3) .cse4 .cse10 .cse5 .cse6))) [2019-10-15 01:20:14,890 INFO L439 ceAbstractionStarter]: At program point L508(lines 508 514) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse15 (<= 1 ~methaneLevelCritical~0)) (.cse9 (= ~pumpRunning~0 0)) (.cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse14 (= 0 ~methAndRunningLastTime~0))) (let ((.cse13 (and (= 1 ~waterLevel~0) .cse14)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (<= 1 ~pumpRunning~0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse0 (and .cse9 .cse3)) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not .cse15)) (.cse11 (and .cse4 .cse15 .cse9)) (.cse5 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (and .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6) .cse7) (or .cse8 .cse9 (or .cse5 .cse6) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse8 .cse10 .cse11 .cse5 (not (<= 2 |old(~waterLevel~0)|))) (or .cse10 .cse4 .cse5 .cse12 .cse7 .cse13) (or .cse4 .cse13 .cse5 .cse12 .cse7 .cse6) (or .cse10 (or .cse4 .cse5) (and .cse1 .cse2 .cse14 .cse3) .cse7 .cse0) (or .cse8 .cse10 .cse11 .cse5 .cse7)))) [2019-10-15 01:20:14,890 INFO L439 ceAbstractionStarter]: At program point L503(line 503) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (and .cse2 .cse3)) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 (and .cse2 (= 0 ~methAndRunningLastTime~0) .cse3) .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse4 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (or .cse4 .cse7) .cse6) (or .cse1 (or .cse8 .cse4) .cse5) (or (or .cse8 .cse4 .cse7) .cse5)))) [2019-10-15 01:20:14,890 INFO L443 ceAbstractionStarter]: For program point L501(lines 500 519) no Hoare annotation was computed. [2019-10-15 01:20:14,891 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 497 520) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (= 0 ~methAndRunningLastTime~0)) (.cse10 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (and (= ~pumpRunning~0 0) .cse9 .cse10)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (and .cse8 .cse10)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse11 (= 1 ~waterLevel~0))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse5 .cse6 .cse7 .cse2 (not (<= 2 |old(~waterLevel~0)|))) (or .cse5 .cse6 (and .cse8 .cse9 .cse10) .cse2 .cse4) (or .cse1 .cse11 .cse2 .cse12 .cse4 .cse3) (or .cse6 (or .cse1 .cse2) .cse4 .cse0) (or .cse5 (or .cse2 .cse3) .cse7) (or .cse6 .cse1 .cse2 .cse12 .cse4 .cse11)))) [2019-10-15 01:20:14,891 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 497 520) no Hoare annotation was computed. [2019-10-15 01:20:14,891 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 497 520) no Hoare annotation was computed. [2019-10-15 01:20:14,891 INFO L443 ceAbstractionStarter]: For program point L768(line 768) no Hoare annotation was computed. [2019-10-15 01:20:14,891 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 757 786) no Hoare annotation was computed. [2019-10-15 01:20:14,891 INFO L446 ceAbstractionStarter]: At program point L767-2(lines 767 781) the Hoare annotation is: true [2019-10-15 01:20:14,891 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 757 786) the Hoare annotation is: true [2019-10-15 01:20:14,891 INFO L446 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: true [2019-10-15 01:20:14,891 INFO L443 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2019-10-15 01:20:14,892 INFO L446 ceAbstractionStarter]: At program point L782(lines 757 786) the Hoare annotation is: true [2019-10-15 01:20:14,892 INFO L443 ceAbstractionStarter]: For program point L778(line 778) no Hoare annotation was computed. [2019-10-15 01:20:14,892 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 775) no Hoare annotation was computed. [2019-10-15 01:20:14,892 INFO L446 ceAbstractionStarter]: At program point L771-1(lines 771 775) the Hoare annotation is: true [2019-10-15 01:20:14,892 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 895 903) the Hoare annotation is: true [2019-10-15 01:20:14,892 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 895 903) no Hoare annotation was computed. [2019-10-15 01:20:14,892 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 895 903) no Hoare annotation was computed. [2019-10-15 01:20:14,893 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 859 870) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (or .cse4 (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse3) (or .cse0 (or .cse4 (not (= ~methaneLevelCritical~0 0))) .cse2) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0)))))) [2019-10-15 01:20:14,893 INFO L443 ceAbstractionStarter]: For program point L863-1(lines 859 870) no Hoare annotation was computed. [2019-10-15 01:20:14,893 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 859 870) no Hoare annotation was computed. [2019-10-15 01:20:14,893 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 811 817) no Hoare annotation was computed. [2019-10-15 01:20:14,893 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 811 817) the Hoare annotation is: true [2019-10-15 01:20:14,893 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:20:14,893 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-15 01:20:14,893 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:20:14,894 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:20:14,894 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 529 553) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= ~pumpRunning~0 0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (or .cse0 .cse1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse2 (or .cse3 .cse0 .cse1)) (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse3 .cse0) (not (= ~methAndRunningLastTime~0 0)) .cse2))) [2019-10-15 01:20:14,894 INFO L439 ceAbstractionStarter]: At program point L543(line 543) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) (= ~pumpRunning~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (or .cse0 .cse1)) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 (or .cse3 .cse0) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse3 .cse0 .cse1) .cse2))) [2019-10-15 01:20:14,894 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 529 553) no Hoare annotation was computed. [2019-10-15 01:20:14,894 INFO L439 ceAbstractionStarter]: At program point L539(line 539) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) (or .cse1 .cse2)) (or (not (<= 1 ~methaneLevelCritical~0)) .cse3 (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))))) [2019-10-15 01:20:14,894 INFO L443 ceAbstractionStarter]: For program point L537(lines 537 545) no Hoare annotation was computed. [2019-10-15 01:20:14,895 INFO L439 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= ~pumpRunning~0 0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (or .cse0 .cse1)) (or .cse2 (or .cse3 .cse0 .cse1)) (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse3 .cse0) (not (= ~methAndRunningLastTime~0 0)) .cse2))) [2019-10-15 01:20:14,895 INFO L443 ceAbstractionStarter]: For program point L535-1(line 535) no Hoare annotation was computed. [2019-10-15 01:20:14,895 INFO L443 ceAbstractionStarter]: For program point L533(lines 533 550) no Hoare annotation was computed. [2019-10-15 01:20:14,895 INFO L439 ceAbstractionStarter]: At program point L548(line 548) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (or .cse1 .cse2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-15 01:20:14,895 INFO L443 ceAbstractionStarter]: For program point L548-1(lines 529 553) no Hoare annotation was computed. [2019-10-15 01:20:14,895 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 871 882) no Hoare annotation was computed. [2019-10-15 01:20:14,895 INFO L443 ceAbstractionStarter]: For program point L875-1(lines 871 882) no Hoare annotation was computed. [2019-10-15 01:20:14,896 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 871 882) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse6 (= 1 ~waterLevel~0)) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse4 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (or .cse1 .cse2) .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse3 .cse6) (or .cse7 .cse0 .cse4 .cse2 (not (<= 2 |old(~waterLevel~0)|))) (or .cse7 .cse4 (or .cse2 .cse8) .cse3) (or .cse1 .cse6 .cse2 .cse5 .cse3 .cse8) (or .cse4 (or .cse1 .cse2 .cse8) .cse3))) [2019-10-15 01:20:14,896 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-15 01:20:14,896 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-10-15 01:20:14,896 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-15 01:20:14,896 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-15 01:20:14,896 INFO L439 ceAbstractionStarter]: At program point L574(line 574) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= ~pumpRunning~0 0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (or .cse0 .cse1)) (or .cse2 (or .cse3 .cse0 .cse1)) (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse3 .cse0) (not (= ~methAndRunningLastTime~0 0)) .cse2))) [2019-10-15 01:20:14,896 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 555 579) no Hoare annotation was computed. [2019-10-15 01:20:14,897 INFO L443 ceAbstractionStarter]: For program point L574-1(lines 555 579) no Hoare annotation was computed. [2019-10-15 01:20:14,897 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 555 579) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= ~pumpRunning~0 0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (or .cse0 .cse1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse2 (or .cse3 .cse0 .cse1)) (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse3 .cse0) (not (= ~methAndRunningLastTime~0 0)) .cse2))) [2019-10-15 01:20:14,897 INFO L439 ceAbstractionStarter]: At program point L569(line 569) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (or .cse1 .cse2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-15 01:20:14,897 INFO L439 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (or .cse1 .cse2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-15 01:20:14,897 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 571) no Hoare annotation was computed. [2019-10-15 01:20:14,897 INFO L439 ceAbstractionStarter]: At program point L561(line 561) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (or .cse1 .cse2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-15 01:20:14,897 INFO L443 ceAbstractionStarter]: For program point L561-1(line 561) no Hoare annotation was computed. [2019-10-15 01:20:14,898 INFO L443 ceAbstractionStarter]: For program point L559(lines 559 576) no Hoare annotation was computed. [2019-10-15 01:20:14,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:20:14 BoogieIcfgContainer [2019-10-15 01:20:14,916 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:20:14,917 INFO L168 Benchmark]: Toolchain (without parser) took 22224.60 ms. Allocated memory was 144.2 MB in the beginning and 512.8 MB in the end (delta: 368.6 MB). Free memory was 101.2 MB in the beginning and 118.6 MB in the end (delta: -17.4 MB). Peak memory consumption was 386.3 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:14,918 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 01:20:14,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.01 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 101.0 MB in the beginning and 168.0 MB in the end (delta: -67.0 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:14,920 INFO L168 Benchmark]: Boogie Preprocessor took 128.94 ms. Allocated memory is still 201.9 MB. Free memory was 168.0 MB in the beginning and 163.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:14,920 INFO L168 Benchmark]: RCFGBuilder took 3412.42 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 163.2 MB in the beginning and 190.9 MB in the end (delta: -27.7 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:14,921 INFO L168 Benchmark]: TraceAbstraction took 17913.60 ms. Allocated memory was 232.8 MB in the beginning and 512.8 MB in the end (delta: 280.0 MB). Free memory was 190.9 MB in the beginning and 118.6 MB in the end (delta: 72.3 MB). Peak memory consumption was 387.4 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:14,924 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 761.01 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 101.0 MB in the beginning and 168.0 MB in the end (delta: -67.0 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.94 ms. Allocated memory is still 201.9 MB. Free memory was 168.0 MB in the beginning and 163.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3412.42 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 163.2 MB in the beginning and 190.9 MB in the end (delta: -27.7 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17913.60 ms. Allocated memory was 232.8 MB in the beginning and 512.8 MB in the end (delta: 280.0 MB). Free memory was 190.9 MB in the beginning and 118.6 MB in the end (delta: 72.3 MB). Peak memory consumption was 387.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: ((((((((((1 <= pumpRunning && 2 <= waterLevel) && 0 == splverifierCounter) && 1 <= methaneLevelCritical) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || (((0 == splverifierCounter && pumpRunning == 0) && 0 == methAndRunningLastTime) && 1 <= methaneLevelCritical)) || !(systemActive == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || (((1 <= pumpRunning && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 250 locations, 1 error locations. Result: SAFE, OverallTime: 17.8s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.4s, HoareTripleCheckerStatistics: 2481 SDtfs, 1291 SDslu, 4731 SDs, 0 SdLazy, 1846 SolverSat, 362 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1139 GetRequests, 1047 SyntacticMatches, 7 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1070occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 611 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 2140 PreInvPairs, 2229 NumberOfFragments, 2892 HoareAnnotationTreeSize, 2140 FomulaSimplifications, 11288 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 67 FomulaSimplificationsInter, 19753 FormulaSimplificationTreeSizeReductionInter, 7.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 1801 NumberOfCodeBlocks, 1801 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2288 ConstructedInterpolants, 0 QuantifiedInterpolants, 495835 SizeOfPredicates, 13 NumberOfNonLiveVariables, 2828 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 415/447 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...