/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-20 01:08:26,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 01:08:26,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 01:08:26,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 01:08:26,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 01:08:26,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 01:08:26,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 01:08:26,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 01:08:26,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 01:08:26,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 01:08:26,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 01:08:26,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 01:08:26,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 01:08:26,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 01:08:26,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 01:08:26,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 01:08:26,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 01:08:26,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 01:08:26,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 01:08:26,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 01:08:26,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 01:08:26,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 01:08:26,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 01:08:26,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 01:08:26,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 01:08:26,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 01:08:26,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 01:08:26,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 01:08:26,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 01:08:26,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 01:08:26,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 01:08:26,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 01:08:26,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 01:08:26,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 01:08:26,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 01:08:26,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 01:08:26,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 01:08:26,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 01:08:26,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 01:08:26,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 01:08:26,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 01:08:26,376 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 01:08:26,395 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 01:08:26,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 01:08:26,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 01:08:26,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 01:08:26,397 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 01:08:26,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 01:08:26,398 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 01:08:26,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 01:08:26,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 01:08:26,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 01:08:26,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 01:08:26,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 01:08:26,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 01:08:26,400 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 01:08:26,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 01:08:26,401 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 01:08:26,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 01:08:26,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 01:08:26,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 01:08:26,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 01:08:26,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 01:08:26,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 01:08:26,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 01:08:26,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 01:08:26,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 01:08:26,403 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 01:08:26,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 01:08:26,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 01:08:26,403 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 01:08:26,404 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-20 01:08:26,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 01:08:26,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 01:08:26,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 01:08:26,798 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 01:08:26,799 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 01:08:26,800 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2020-07-20 01:08:26,877 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2059e418/3269fdf566744a80a3e0c68919629855/FLAG08282b6d7 [2020-07-20 01:08:27,413 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 01:08:27,414 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2020-07-20 01:08:27,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2059e418/3269fdf566744a80a3e0c68919629855/FLAG08282b6d7 [2020-07-20 01:08:27,732 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2059e418/3269fdf566744a80a3e0c68919629855 [2020-07-20 01:08:27,757 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 01:08:27,765 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 01:08:27,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 01:08:27,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 01:08:27,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 01:08:27,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:08:27" (1/1) ... [2020-07-20 01:08:27,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f0d40c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:08:27, skipping insertion in model container [2020-07-20 01:08:27,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:08:27" (1/1) ... [2020-07-20 01:08:27,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 01:08:27,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 01:08:28,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 01:08:28,266 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 01:08:28,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 01:08:28,447 INFO L208 MainTranslator]: Completed translation [2020-07-20 01:08:28,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:08:28 WrapperNode [2020-07-20 01:08:28,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 01:08:28,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 01:08:28,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 01:08:28,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 01:08:28,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:08:28" (1/1) ... [2020-07-20 01:08:28,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:08:28" (1/1) ... [2020-07-20 01:08:28,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:08:28" (1/1) ... [2020-07-20 01:08:28,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:08:28" (1/1) ... [2020-07-20 01:08:28,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:08:28" (1/1) ... [2020-07-20 01:08:28,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:08:28" (1/1) ... [2020-07-20 01:08:28,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:08:28" (1/1) ... [2020-07-20 01:08:28,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 01:08:28,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 01:08:28,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 01:08:28,541 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 01:08:28,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:08:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 01:08:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 01:08:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 01:08:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 01:08:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 01:08:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 01:08:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 01:08:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 01:08:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 01:08:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 01:08:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 01:08:28,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 01:08:28,628 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 01:08:28,628 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 01:08:28,628 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 01:08:28,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 01:08:28,629 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 01:08:28,629 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 01:08:28,629 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 01:08:28,630 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 01:08:28,630 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-20 01:08:28,630 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 01:08:28,630 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 01:08:28,630 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 01:08:28,631 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 01:08:28,631 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 01:08:28,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 01:08:28,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 01:08:28,632 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 01:08:28,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-20 01:08:28,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 01:08:28,632 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 01:08:28,633 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 01:08:28,633 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 01:08:28,633 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 01:08:28,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 01:08:28,634 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 01:08:28,634 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 01:08:28,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-20 01:08:28,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 01:08:28,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 01:08:28,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 01:08:28,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 01:08:28,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 01:08:28,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 01:08:28,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 01:08:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 01:08:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 01:08:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 01:08:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 01:08:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 01:08:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 01:08:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 01:08:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 01:08:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 01:08:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 01:08:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 01:08:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 01:08:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 01:08:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 01:08:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 01:08:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 01:08:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 01:08:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 01:08:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 01:08:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 01:08:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 01:08:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 01:08:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 01:08:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 01:08:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 01:08:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 01:08:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 01:08:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-20 01:08:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 01:08:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 01:08:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 01:08:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 01:08:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 01:08:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-20 01:08:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-20 01:08:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 01:08:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 01:08:28,644 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 01:08:28,644 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 01:08:28,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 01:08:28,644 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 01:08:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 01:08:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 01:08:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 01:08:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 01:08:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 01:08:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 01:08:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 01:08:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 01:08:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 01:08:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 01:08:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 01:08:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 01:08:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 01:08:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 01:08:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 01:08:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 01:08:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 01:08:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 01:08:29,715 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 01:08:29,715 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 01:08:29,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:08:29 BoogieIcfgContainer [2020-07-20 01:08:29,721 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 01:08:29,723 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 01:08:29,723 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 01:08:29,726 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 01:08:29,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:08:27" (1/3) ... [2020-07-20 01:08:29,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67cb6c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:08:29, skipping insertion in model container [2020-07-20 01:08:29,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:08:28" (2/3) ... [2020-07-20 01:08:29,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67cb6c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:08:29, skipping insertion in model container [2020-07-20 01:08:29,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:08:29" (3/3) ... [2020-07-20 01:08:29,730 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product63.cil.c [2020-07-20 01:08:29,742 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-20 01:08:29,750 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 01:08:29,769 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 01:08:29,796 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 01:08:29,796 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 01:08:29,796 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-20 01:08:29,796 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 01:08:29,796 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 01:08:29,797 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 01:08:29,797 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 01:08:29,797 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 01:08:29,822 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states. [2020-07-20 01:08:29,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 01:08:29,834 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:08:29,836 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 01:08:29,836 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:08:29,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:08:29,842 INFO L82 PathProgramCache]: Analyzing trace with hash -1893311162, now seen corresponding path program 1 times [2020-07-20 01:08:29,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:08:29,852 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300095572] [2020-07-20 01:08:29,853 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:08:30,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:30,549 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:08:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 01:08:30,683 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300095572] [2020-07-20 01:08:30,684 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:08:30,684 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-20 01:08:30,685 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941538204] [2020-07-20 01:08:30,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-20 01:08:30,691 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:08:30,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-20 01:08:30,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-20 01:08:30,709 INFO L87 Difference]: Start difference. First operand 212 states. Second operand 4 states. [2020-07-20 01:08:31,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:08:32,000 INFO L93 Difference]: Finished difference Result 372 states and 477 transitions. [2020-07-20 01:08:32,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-20 01:08:32,002 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-07-20 01:08:32,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:08:32,017 INFO L225 Difference]: With dead ends: 372 [2020-07-20 01:08:32,018 INFO L226 Difference]: Without dead ends: 204 [2020-07-20 01:08:32,023 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-20 01:08:32,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2020-07-20 01:08:32,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 169. [2020-07-20 01:08:32,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2020-07-20 01:08:32,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 201 transitions. [2020-07-20 01:08:32,145 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 201 transitions. Word has length 59 [2020-07-20 01:08:32,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:08:32,146 INFO L479 AbstractCegarLoop]: Abstraction has 169 states and 201 transitions. [2020-07-20 01:08:32,146 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-20 01:08:32,146 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 201 transitions. [2020-07-20 01:08:32,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 01:08:32,153 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:08:32,154 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 01:08:32,154 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-20 01:08:32,154 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:08:32,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:08:32,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1978801715, now seen corresponding path program 1 times [2020-07-20 01:08:32,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:08:32,155 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504148714] [2020-07-20 01:08:32,155 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:08:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:32,500 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:08:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:32,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:32,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:32,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:32,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:32,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 01:08:32,558 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504148714] [2020-07-20 01:08:32,558 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:08:32,558 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 01:08:32,558 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623569384] [2020-07-20 01:08:32,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 01:08:32,560 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:08:32,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 01:08:32,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-20 01:08:32,561 INFO L87 Difference]: Start difference. First operand 169 states and 201 transitions. Second operand 5 states. [2020-07-20 01:08:33,069 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:08:34,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:08:34,199 INFO L93 Difference]: Finished difference Result 311 states and 381 transitions. [2020-07-20 01:08:34,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 01:08:34,200 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-07-20 01:08:34,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:08:34,203 INFO L225 Difference]: With dead ends: 311 [2020-07-20 01:08:34,204 INFO L226 Difference]: Without dead ends: 194 [2020-07-20 01:08:34,206 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-20 01:08:34,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-07-20 01:08:34,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 160. [2020-07-20 01:08:34,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-07-20 01:08:34,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 189 transitions. [2020-07-20 01:08:34,246 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 189 transitions. Word has length 60 [2020-07-20 01:08:34,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:08:34,246 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 189 transitions. [2020-07-20 01:08:34,247 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 01:08:34,247 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 189 transitions. [2020-07-20 01:08:34,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 01:08:34,249 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:08:34,249 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 01:08:34,249 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-20 01:08:34,250 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:08:34,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:08:34,250 INFO L82 PathProgramCache]: Analyzing trace with hash -532508270, now seen corresponding path program 1 times [2020-07-20 01:08:34,250 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:08:34,251 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813540140] [2020-07-20 01:08:34,251 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:08:34,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:34,606 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:08:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:34,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:34,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:34,778 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 01:08:34,779 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813540140] [2020-07-20 01:08:34,779 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:08:34,779 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-20 01:08:34,780 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660797781] [2020-07-20 01:08:34,780 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-20 01:08:34,780 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:08:34,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-20 01:08:34,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-20 01:08:34,781 INFO L87 Difference]: Start difference. First operand 160 states and 189 transitions. Second operand 9 states. [2020-07-20 01:08:35,177 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:08:35,502 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-20 01:08:35,752 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:08:35,972 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:08:36,861 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:08:39,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:08:39,160 INFO L93 Difference]: Finished difference Result 533 states and 661 transitions. [2020-07-20 01:08:39,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-20 01:08:39,161 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-07-20 01:08:39,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:08:39,167 INFO L225 Difference]: With dead ends: 533 [2020-07-20 01:08:39,168 INFO L226 Difference]: Without dead ends: 401 [2020-07-20 01:08:39,169 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-07-20 01:08:39,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2020-07-20 01:08:39,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 340. [2020-07-20 01:08:39,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2020-07-20 01:08:39,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 414 transitions. [2020-07-20 01:08:39,252 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 414 transitions. Word has length 64 [2020-07-20 01:08:39,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:08:39,253 INFO L479 AbstractCegarLoop]: Abstraction has 340 states and 414 transitions. [2020-07-20 01:08:39,253 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-20 01:08:39,253 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 414 transitions. [2020-07-20 01:08:39,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-20 01:08:39,255 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:08:39,256 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 01:08:39,256 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-20 01:08:39,256 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:08:39,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:08:39,257 INFO L82 PathProgramCache]: Analyzing trace with hash 216340368, now seen corresponding path program 1 times [2020-07-20 01:08:39,257 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:08:39,257 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77914660] [2020-07-20 01:08:39,257 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:08:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:39,578 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:08:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:39,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:39,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:39,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-20 01:08:39,735 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77914660] [2020-07-20 01:08:39,735 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:08:39,735 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-20 01:08:39,735 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761406416] [2020-07-20 01:08:39,736 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-20 01:08:39,736 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:08:39,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-20 01:08:39,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-20 01:08:39,737 INFO L87 Difference]: Start difference. First operand 340 states and 414 transitions. Second operand 9 states. [2020-07-20 01:08:40,125 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:08:40,770 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:08:41,858 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:08:42,096 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:08:42,410 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:08:42,691 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:08:43,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:08:43,594 INFO L93 Difference]: Finished difference Result 875 states and 1130 transitions. [2020-07-20 01:08:43,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-20 01:08:43,595 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-07-20 01:08:43,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:08:43,602 INFO L225 Difference]: With dead ends: 875 [2020-07-20 01:08:43,602 INFO L226 Difference]: Without dead ends: 563 [2020-07-20 01:08:43,604 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-20 01:08:43,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2020-07-20 01:08:43,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 499. [2020-07-20 01:08:43,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2020-07-20 01:08:43,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 597 transitions. [2020-07-20 01:08:43,701 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 597 transitions. Word has length 70 [2020-07-20 01:08:43,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:08:43,702 INFO L479 AbstractCegarLoop]: Abstraction has 499 states and 597 transitions. [2020-07-20 01:08:43,702 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-20 01:08:43,702 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 597 transitions. [2020-07-20 01:08:43,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-20 01:08:43,704 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:08:43,704 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 01:08:43,705 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-20 01:08:43,705 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:08:43,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:08:43,705 INFO L82 PathProgramCache]: Analyzing trace with hash -1357993179, now seen corresponding path program 1 times [2020-07-20 01:08:43,705 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:08:43,706 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902039742] [2020-07-20 01:08:43,706 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:08:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:43,945 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:08:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:43,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:43,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:44,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:44,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:44,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 01:08:44,155 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902039742] [2020-07-20 01:08:44,156 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:08:44,156 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-20 01:08:44,156 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311295247] [2020-07-20 01:08:44,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-20 01:08:44,157 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:08:44,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-20 01:08:44,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-20 01:08:44,158 INFO L87 Difference]: Start difference. First operand 499 states and 597 transitions. Second operand 9 states. [2020-07-20 01:08:45,236 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:08:45,487 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:08:45,721 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:08:45,948 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:08:46,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:08:46,822 INFO L93 Difference]: Finished difference Result 1060 states and 1356 transitions. [2020-07-20 01:08:46,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-20 01:08:46,825 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2020-07-20 01:08:46,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:08:46,830 INFO L225 Difference]: With dead ends: 1060 [2020-07-20 01:08:46,830 INFO L226 Difference]: Without dead ends: 589 [2020-07-20 01:08:46,833 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-20 01:08:46,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2020-07-20 01:08:46,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 512. [2020-07-20 01:08:46,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2020-07-20 01:08:46,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 611 transitions. [2020-07-20 01:08:46,919 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 611 transitions. Word has length 112 [2020-07-20 01:08:46,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:08:46,919 INFO L479 AbstractCegarLoop]: Abstraction has 512 states and 611 transitions. [2020-07-20 01:08:46,920 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-20 01:08:46,920 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 611 transitions. [2020-07-20 01:08:46,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-20 01:08:46,922 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:08:46,922 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 01:08:46,922 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-20 01:08:46,923 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:08:46,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:08:46,923 INFO L82 PathProgramCache]: Analyzing trace with hash 581168867, now seen corresponding path program 1 times [2020-07-20 01:08:46,923 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:08:46,923 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253446832] [2020-07-20 01:08:46,924 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:08:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,209 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:08:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:47,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 01:08:47,450 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253446832] [2020-07-20 01:08:47,450 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:08:47,451 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-20 01:08:47,451 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732653451] [2020-07-20 01:08:47,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-20 01:08:47,452 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:08:47,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-20 01:08:47,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-20 01:08:47,452 INFO L87 Difference]: Start difference. First operand 512 states and 611 transitions. Second operand 11 states. [2020-07-20 01:08:48,043 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:08:48,288 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:08:48,525 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:08:49,295 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:08:49,568 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:08:49,814 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:08:50,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:08:50,809 INFO L93 Difference]: Finished difference Result 1083 states and 1380 transitions. [2020-07-20 01:08:50,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-20 01:08:50,813 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 112 [2020-07-20 01:08:50,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:08:50,819 INFO L225 Difference]: With dead ends: 1083 [2020-07-20 01:08:50,819 INFO L226 Difference]: Without dead ends: 599 [2020-07-20 01:08:50,821 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-20 01:08:50,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2020-07-20 01:08:50,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 520. [2020-07-20 01:08:50,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2020-07-20 01:08:50,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 619 transitions. [2020-07-20 01:08:50,912 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 619 transitions. Word has length 112 [2020-07-20 01:08:50,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:08:50,912 INFO L479 AbstractCegarLoop]: Abstraction has 520 states and 619 transitions. [2020-07-20 01:08:50,912 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-20 01:08:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 619 transitions. [2020-07-20 01:08:50,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-20 01:08:50,915 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:08:50,915 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 01:08:50,915 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-20 01:08:50,915 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:08:50,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:08:50,916 INFO L82 PathProgramCache]: Analyzing trace with hash 1350338882, now seen corresponding path program 1 times [2020-07-20 01:08:50,916 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:08:50,916 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229581715] [2020-07-20 01:08:50,917 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:08:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,276 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:08:51,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:51,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 01:08:51,488 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229581715] [2020-07-20 01:08:51,494 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:08:51,495 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 01:08:51,495 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859302976] [2020-07-20 01:08:51,496 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-20 01:08:51,497 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:08:51,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-20 01:08:51,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-20 01:08:51,497 INFO L87 Difference]: Start difference. First operand 520 states and 619 transitions. Second operand 7 states. [2020-07-20 01:08:51,923 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:08:52,457 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:08:54,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:08:54,877 INFO L93 Difference]: Finished difference Result 1571 states and 2020 transitions. [2020-07-20 01:08:54,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-20 01:08:54,878 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 112 [2020-07-20 01:08:54,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:08:54,887 INFO L225 Difference]: With dead ends: 1571 [2020-07-20 01:08:54,888 INFO L226 Difference]: Without dead ends: 1079 [2020-07-20 01:08:54,891 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-07-20 01:08:54,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1079 states. [2020-07-20 01:08:55,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1079 to 1005. [2020-07-20 01:08:55,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1005 states. [2020-07-20 01:08:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 1005 states and 1219 transitions. [2020-07-20 01:08:55,065 INFO L78 Accepts]: Start accepts. Automaton has 1005 states and 1219 transitions. Word has length 112 [2020-07-20 01:08:55,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:08:55,066 INFO L479 AbstractCegarLoop]: Abstraction has 1005 states and 1219 transitions. [2020-07-20 01:08:55,066 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-20 01:08:55,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1219 transitions. [2020-07-20 01:08:55,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-07-20 01:08:55,073 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:08:55,073 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 01:08:55,073 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-20 01:08:55,077 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:08:55,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:08:55,078 INFO L82 PathProgramCache]: Analyzing trace with hash -1975342852, now seen corresponding path program 1 times [2020-07-20 01:08:55,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:08:55,079 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468236291] [2020-07-20 01:08:55,079 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:08:55,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,482 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:08:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:08:55,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 01:08:55,655 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468236291] [2020-07-20 01:08:55,655 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 01:08:55,655 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-20 01:08:55,656 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250002624] [2020-07-20 01:08:55,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-20 01:08:55,656 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:08:55,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-20 01:08:55,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-07-20 01:08:55,657 INFO L87 Difference]: Start difference. First operand 1005 states and 1219 transitions. Second operand 12 states. [2020-07-20 01:08:56,159 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:08:56,801 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:08:57,485 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:08:57,799 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:08:58,040 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:08:58,328 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:08:58,591 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:09:00,857 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:09:01,148 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:09:01,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:09:01,973 INFO L93 Difference]: Finished difference Result 2851 states and 3676 transitions. [2020-07-20 01:09:01,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-07-20 01:09:01,974 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 116 [2020-07-20 01:09:01,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:09:01,989 INFO L225 Difference]: With dead ends: 2851 [2020-07-20 01:09:01,989 INFO L226 Difference]: Without dead ends: 2072 [2020-07-20 01:09:01,994 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-07-20 01:09:01,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2072 states. [2020-07-20 01:09:02,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2072 to 1772. [2020-07-20 01:09:02,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1772 states. [2020-07-20 01:09:02,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1772 states and 2130 transitions. [2020-07-20 01:09:02,370 INFO L78 Accepts]: Start accepts. Automaton has 1772 states and 2130 transitions. Word has length 116 [2020-07-20 01:09:02,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:09:02,372 INFO L479 AbstractCegarLoop]: Abstraction has 1772 states and 2130 transitions. [2020-07-20 01:09:02,372 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-20 01:09:02,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2130 transitions. [2020-07-20 01:09:02,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-07-20 01:09:02,381 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:09:02,381 INFO L422 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, 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, 1, 1] [2020-07-20 01:09:02,381 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-20 01:09:02,382 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:09:02,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:09:02,382 INFO L82 PathProgramCache]: Analyzing trace with hash -283315442, now seen corresponding path program 1 times [2020-07-20 01:09:02,382 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:09:02,383 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193258533] [2020-07-20 01:09:02,383 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:09:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,675 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:09:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:02,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:03,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:03,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:03,103 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-20 01:09:03,103 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193258533] [2020-07-20 01:09:03,104 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059643658] [2020-07-20 01:09:03,104 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@58a1504f 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 [2020-07-20 01:09:03,961 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@58a1504f issued 4 check-sat command(s) [2020-07-20 01:09:03,961 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 01:09:03,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 01:09:03,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 01:09:04,224 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 37 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 01:09:04,224 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 01:09:04,225 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7] total 20 [2020-07-20 01:09:04,225 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611632979] [2020-07-20 01:09:04,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-20 01:09:04,226 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:09:04,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-20 01:09:04,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2020-07-20 01:09:04,227 INFO L87 Difference]: Start difference. First operand 1772 states and 2130 transitions. Second operand 20 states. [2020-07-20 01:09:04,813 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:09:05,132 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-20 01:09:05,381 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-20 01:09:05,634 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-20 01:09:06,250 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:09:06,579 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:09:06,936 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:07,218 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:08,714 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:09:09,472 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-07-20 01:09:10,016 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-07-20 01:09:10,362 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:09:10,941 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:09:11,348 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:09:12,076 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:09:12,604 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-20 01:09:13,396 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-20 01:09:14,109 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:09:14,841 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-20 01:09:15,348 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-20 01:09:15,613 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-20 01:09:15,876 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:09:16,142 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:09:16,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:09:16,574 INFO L93 Difference]: Finished difference Result 3827 states and 4753 transitions. [2020-07-20 01:09:16,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-07-20 01:09:16,575 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 193 [2020-07-20 01:09:16,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:09:16,591 INFO L225 Difference]: With dead ends: 3827 [2020-07-20 01:09:16,591 INFO L226 Difference]: Without dead ends: 2269 [2020-07-20 01:09:16,597 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1106 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=851, Invalid=3309, Unknown=0, NotChecked=0, Total=4160 [2020-07-20 01:09:16,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2269 states. [2020-07-20 01:09:17,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2269 to 2043. [2020-07-20 01:09:17,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2043 states. [2020-07-20 01:09:17,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 2043 states and 2402 transitions. [2020-07-20 01:09:17,011 INFO L78 Accepts]: Start accepts. Automaton has 2043 states and 2402 transitions. Word has length 193 [2020-07-20 01:09:17,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:09:17,014 INFO L479 AbstractCegarLoop]: Abstraction has 2043 states and 2402 transitions. [2020-07-20 01:09:17,014 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-20 01:09:17,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2402 transitions. [2020-07-20 01:09:17,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-07-20 01:09:17,024 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:09:17,025 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-20 01:09:17,239 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-07-20 01:09:17,240 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:09:17,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:09:17,241 INFO L82 PathProgramCache]: Analyzing trace with hash -892886269, now seen corresponding path program 1 times [2020-07-20 01:09:17,241 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:09:17,242 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587130228] [2020-07-20 01:09:17,242 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:09:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,658 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:09:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:17,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:18,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:18,166 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 76 proven. 7 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2020-07-20 01:09:18,167 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587130228] [2020-07-20 01:09:18,167 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1494693471] [2020-07-20 01:09:18,167 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@13d7f863 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 01:09:18,553 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@13d7f863 issued 3 check-sat command(s) [2020-07-20 01:09:18,553 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 01:09:18,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 1177 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-20 01:09:18,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 01:09:18,875 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 235 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2020-07-20 01:09:18,875 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 01:09:18,875 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 24 [2020-07-20 01:09:18,876 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444527422] [2020-07-20 01:09:18,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-07-20 01:09:18,877 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:09:18,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-07-20 01:09:18,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2020-07-20 01:09:18,878 INFO L87 Difference]: Start difference. First operand 2043 states and 2402 transitions. Second operand 24 states. [2020-07-20 01:09:19,850 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:09:20,772 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:09:21,165 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:09:21,653 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:09:22,533 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-20 01:09:22,915 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-20 01:09:23,241 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-20 01:09:23,587 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-20 01:09:23,900 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:24,275 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-20 01:09:24,594 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:24,856 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-20 01:09:25,133 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:25,388 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:09:25,692 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:25,942 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:26,354 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:26,648 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:27,019 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-20 01:09:27,281 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-20 01:09:28,477 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-20 01:09:28,997 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-20 01:09:29,336 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-20 01:09:29,767 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-20 01:09:30,215 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-20 01:09:30,477 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:30,831 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-20 01:09:31,191 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:31,661 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-20 01:09:32,061 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-20 01:09:33,802 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:34,155 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:34,446 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:09:34,750 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-20 01:09:35,261 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-07-20 01:09:35,774 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-07-20 01:09:36,062 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-20 01:09:36,348 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-20 01:09:41,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:09:41,916 INFO L93 Difference]: Finished difference Result 8143 states and 11388 transitions. [2020-07-20 01:09:41,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2020-07-20 01:09:41,917 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 327 [2020-07-20 01:09:41,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:09:41,961 INFO L225 Difference]: With dead ends: 8143 [2020-07-20 01:09:41,961 INFO L226 Difference]: Without dead ends: 6136 [2020-07-20 01:09:41,975 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 572 GetRequests, 458 SyntacticMatches, 1 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4633 ImplicationChecksByTransitivity, 12.3s TimeCoverageRelationStatistics Valid=1944, Invalid=11166, Unknown=0, NotChecked=0, Total=13110 [2020-07-20 01:09:41,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6136 states. [2020-07-20 01:09:42,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6136 to 4419. [2020-07-20 01:09:42,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4419 states. [2020-07-20 01:09:42,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4419 states to 4419 states and 5100 transitions. [2020-07-20 01:09:42,960 INFO L78 Accepts]: Start accepts. Automaton has 4419 states and 5100 transitions. Word has length 327 [2020-07-20 01:09:42,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:09:42,960 INFO L479 AbstractCegarLoop]: Abstraction has 4419 states and 5100 transitions. [2020-07-20 01:09:42,961 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-07-20 01:09:42,961 INFO L276 IsEmpty]: Start isEmpty. Operand 4419 states and 5100 transitions. [2020-07-20 01:09:42,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2020-07-20 01:09:42,981 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:09:42,981 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-20 01:09:43,194 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-20 01:09:43,195 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:09:43,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:09:43,195 INFO L82 PathProgramCache]: Analyzing trace with hash -690465919, now seen corresponding path program 1 times [2020-07-20 01:09:43,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:09:43,196 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319605838] [2020-07-20 01:09:43,196 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:09:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,607 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:09:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:44,265 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 89 proven. 48 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2020-07-20 01:09:44,266 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319605838] [2020-07-20 01:09:44,266 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1353643434] [2020-07-20 01:09:44,266 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6b0fdac9 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 [2020-07-20 01:09:44,960 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6b0fdac9 issued 3 check-sat command(s) [2020-07-20 01:09:44,961 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 01:09:44,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 1215 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-20 01:09:44,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 01:09:45,293 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 275 proven. 18 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-07-20 01:09:45,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 01:09:45,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 9] total 23 [2020-07-20 01:09:45,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230845805] [2020-07-20 01:09:45,295 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-07-20 01:09:45,295 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:09:45,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-07-20 01:09:45,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2020-07-20 01:09:45,296 INFO L87 Difference]: Start difference. First operand 4419 states and 5100 transitions. Second operand 23 states. [2020-07-20 01:09:46,285 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-07-20 01:09:46,843 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-07-20 01:09:47,353 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-20 01:09:47,812 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-20 01:09:48,714 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-20 01:09:50,514 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-20 01:09:50,980 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-20 01:09:51,387 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:09:52,199 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:09:53,630 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:09:53,879 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:09:55,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:09:55,731 INFO L93 Difference]: Finished difference Result 9270 states and 11369 transitions. [2020-07-20 01:09:55,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-07-20 01:09:55,731 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 347 [2020-07-20 01:09:55,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:09:55,761 INFO L225 Difference]: With dead ends: 9270 [2020-07-20 01:09:55,761 INFO L226 Difference]: Without dead ends: 5279 [2020-07-20 01:09:55,773 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 537 GetRequests, 485 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 644 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=528, Invalid=2334, Unknown=0, NotChecked=0, Total=2862 [2020-07-20 01:09:55,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5279 states. [2020-07-20 01:09:56,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5279 to 4423. [2020-07-20 01:09:56,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4423 states. [2020-07-20 01:09:56,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4423 states to 4423 states and 5092 transitions. [2020-07-20 01:09:56,594 INFO L78 Accepts]: Start accepts. Automaton has 4423 states and 5092 transitions. Word has length 347 [2020-07-20 01:09:56,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:09:56,595 INFO L479 AbstractCegarLoop]: Abstraction has 4423 states and 5092 transitions. [2020-07-20 01:09:56,595 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-07-20 01:09:56,595 INFO L276 IsEmpty]: Start isEmpty. Operand 4423 states and 5092 transitions. [2020-07-20 01:09:56,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2020-07-20 01:09:56,613 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:09:56,613 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-20 01:09:56,828 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-07-20 01:09:56,829 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:09:56,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:09:56,829 INFO L82 PathProgramCache]: Analyzing trace with hash -994607345, now seen corresponding path program 1 times [2020-07-20 01:09:56,830 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:09:56,830 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44883891] [2020-07-20 01:09:56,830 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:09:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,127 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:09:57,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:09:57,876 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 96 proven. 3 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-07-20 01:09:57,878 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44883891] [2020-07-20 01:09:57,882 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1322096320] [2020-07-20 01:09:57,883 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@5d41843f No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 01:09:58,351 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@5d41843f issued 3 check-sat command(s) [2020-07-20 01:09:58,352 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 01:09:58,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 1214 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-20 01:09:58,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 01:09:58,595 INFO L320 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2020-07-20 01:09:58,595 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-20 01:09:58,715 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 274 proven. 26 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-07-20 01:09:58,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 01:09:58,715 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 10] total 27 [2020-07-20 01:09:58,716 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021788611] [2020-07-20 01:09:58,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-07-20 01:09:58,717 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:09:58,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-07-20 01:09:58,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=631, Unknown=0, NotChecked=0, Total=702 [2020-07-20 01:09:58,718 INFO L87 Difference]: Start difference. First operand 4423 states and 5092 transitions. Second operand 27 states. [2020-07-20 01:09:59,806 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:10:00,178 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-20 01:10:00,451 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:10:00,703 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:10:01,646 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-20 01:10:03,169 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:10:03,786 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-20 01:10:05,176 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:10:05,869 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:10:06,289 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:10:06,802 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:10:07,369 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:10:07,840 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-20 01:10:08,714 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-07-20 01:10:09,346 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-07-20 01:10:12,096 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:10:12,411 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:10:12,691 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:10:12,969 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:10:13,300 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:10:13,585 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-20 01:10:14,065 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-07-20 01:10:14,482 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-07-20 01:10:14,792 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-07-20 01:10:15,381 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-07-20 01:10:15,691 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-07-20 01:10:16,055 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-07-20 01:10:16,554 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 190 [2020-07-20 01:10:16,867 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-07-20 01:10:17,402 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-07-20 01:10:18,111 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-20 01:10:23,217 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-07-20 01:10:23,875 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-07-20 01:10:24,409 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-07-20 01:10:25,705 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-07-20 01:10:26,397 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-07-20 01:10:28,389 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 193 [2020-07-20 01:10:28,993 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 193 [2020-07-20 01:10:29,506 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 193 [2020-07-20 01:10:30,098 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-07-20 01:10:30,627 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-07-20 01:10:32,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:10:32,904 INFO L93 Difference]: Finished difference Result 11959 states and 14984 transitions. [2020-07-20 01:10:32,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2020-07-20 01:10:32,905 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 348 [2020-07-20 01:10:32,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:10:32,961 INFO L225 Difference]: With dead ends: 11959 [2020-07-20 01:10:32,962 INFO L226 Difference]: Without dead ends: 7926 [2020-07-20 01:10:32,988 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 639 GetRequests, 503 SyntacticMatches, 5 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6211 ImplicationChecksByTransitivity, 17.8s TimeCoverageRelationStatistics Valid=2496, Invalid=15060, Unknown=0, NotChecked=0, Total=17556 [2020-07-20 01:10:32,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7926 states. [2020-07-20 01:10:34,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7926 to 5981. [2020-07-20 01:10:34,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5981 states. [2020-07-20 01:10:34,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5981 states to 5981 states and 6877 transitions. [2020-07-20 01:10:34,183 INFO L78 Accepts]: Start accepts. Automaton has 5981 states and 6877 transitions. Word has length 348 [2020-07-20 01:10:34,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:10:34,185 INFO L479 AbstractCegarLoop]: Abstraction has 5981 states and 6877 transitions. [2020-07-20 01:10:34,185 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-07-20 01:10:34,185 INFO L276 IsEmpty]: Start isEmpty. Operand 5981 states and 6877 transitions. [2020-07-20 01:10:34,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2020-07-20 01:10:34,210 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 01:10:34,210 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-20 01:10:34,423 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 01:10:34,424 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 01:10:34,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 01:10:34,425 INFO L82 PathProgramCache]: Analyzing trace with hash 148276519, now seen corresponding path program 1 times [2020-07-20 01:10:34,425 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 01:10:34,425 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585951160] [2020-07-20 01:10:34,425 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@7b445492 [2020-07-20 01:10:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,733 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:10:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 01:10:35,200 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 77 proven. 9 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2020-07-20 01:10:35,200 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585951160] [2020-07-20 01:10:35,201 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [846033809] [2020-07-20 01:10:35,201 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f0b1906 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 01:10:35,568 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f0b1906 issued 3 check-sat command(s) [2020-07-20 01:10:35,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 01:10:35,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 1220 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 01:10:35,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 01:10:35,685 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2020-07-20 01:10:35,686 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 01:10:35,686 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [15] total 17 [2020-07-20 01:10:35,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930519476] [2020-07-20 01:10:35,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 01:10:35,687 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 01:10:35,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 01:10:35,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2020-07-20 01:10:35,688 INFO L87 Difference]: Start difference. First operand 5981 states and 6877 transitions. Second operand 6 states. [2020-07-20 01:10:36,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 01:10:36,145 INFO L93 Difference]: Finished difference Result 7561 states and 8596 transitions. [2020-07-20 01:10:36,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 01:10:36,146 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 352 [2020-07-20 01:10:36,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 01:10:36,148 INFO L225 Difference]: With dead ends: 7561 [2020-07-20 01:10:36,148 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 01:10:36,166 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 493 GetRequests, 475 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2020-07-20 01:10:36,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 01:10:36,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 01:10:36,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 01:10:36,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 01:10:36,168 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 352 [2020-07-20 01:10:36,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 01:10:36,169 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 01:10:36,169 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 01:10:36,169 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 01:10:36,169 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 01:10:36,384 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-07-20 01:10:36,388 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 01:10:36,620 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-07-20 01:10:36,906 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-07-20 01:10:37,173 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-07-20 01:10:37,391 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-07-20 01:10:39,240 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 539 DAG size of output: 399 [2020-07-20 01:10:41,270 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-07-20 01:10:41,484 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-07-20 01:10:44,538 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 635 DAG size of output: 458 [2020-07-20 01:10:47,386 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-07-20 01:10:47,899 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-07-20 01:10:49,073 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-07-20 01:10:50,853 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 225 [2020-07-20 01:10:51,236 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 229 [2020-07-20 01:10:52,036 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-07-20 01:10:52,316 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-07-20 01:10:52,508 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-07-20 01:10:53,074 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-07-20 01:10:53,781 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-07-20 01:10:55,400 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 354 [2020-07-20 01:10:56,246 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-07-20 01:10:58,845 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 512 DAG size of output: 400 [2020-07-20 01:10:59,707 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 353 [2020-07-20 01:10:59,893 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-07-20 01:11:00,918 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 225 [2020-07-20 01:11:01,031 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-07-20 01:11:03,022 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 214 DAG size of output: 36 [2020-07-20 01:11:04,704 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 309 DAG size of output: 39 [2020-07-20 01:11:04,971 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 1 [2020-07-20 01:11:05,368 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 27 [2020-07-20 01:11:05,561 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-07-20 01:11:06,444 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 33 [2020-07-20 01:11:06,621 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 1 [2020-07-20 01:11:06,835 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-20 01:11:07,818 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 24 [2020-07-20 01:11:08,851 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 199 DAG size of output: 36 [2020-07-20 01:11:09,108 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 1 [2020-07-20 01:11:09,697 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 23 [2020-07-20 01:11:09,901 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 1 [2020-07-20 01:11:11,046 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 212 DAG size of output: 31 [2020-07-20 01:11:11,257 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-20 01:11:12,452 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 208 DAG size of output: 35 [2020-07-20 01:11:12,691 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2020-07-20 01:11:14,977 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 361 DAG size of output: 40 [2020-07-20 01:11:17,202 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 343 DAG size of output: 48 [2020-07-20 01:11:17,413 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 1 [2020-07-20 01:11:18,296 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 1 [2020-07-20 01:11:19,884 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 287 DAG size of output: 38 [2020-07-20 01:11:20,510 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 23 [2020-07-20 01:11:20,724 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 29 [2020-07-20 01:11:21,920 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 221 DAG size of output: 33 [2020-07-20 01:11:22,134 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 29 [2020-07-20 01:11:24,208 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 332 DAG size of output: 40 [2020-07-20 01:11:24,370 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-07-20 01:11:24,559 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-07-20 01:11:25,589 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 197 DAG size of output: 33 [2020-07-20 01:11:26,735 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 216 DAG size of output: 28 [2020-07-20 01:11:27,760 WARN L193 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 50 [2020-07-20 01:11:28,959 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 208 DAG size of output: 35 [2020-07-20 01:11:30,585 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 214 DAG size of output: 36 [2020-07-20 01:11:31,305 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 31 [2020-07-20 01:11:31,751 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 23 [2020-07-20 01:11:31,910 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-07-20 01:11:32,108 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-20 01:11:32,713 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 31 [2020-07-20 01:11:34,518 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 271 DAG size of output: 42 [2020-07-20 01:11:35,353 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 28 [2020-07-20 01:11:35,556 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 1 [2020-07-20 01:11:36,705 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 210 DAG size of output: 28 [2020-07-20 01:11:36,892 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-07-20 01:11:37,685 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 33 [2020-07-20 01:11:38,100 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 18 [2020-07-20 01:11:38,368 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 1 [2020-07-20 01:11:38,571 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-20 01:11:40,751 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 301 DAG size of output: 38 [2020-07-20 01:11:40,914 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-07-20 01:11:41,137 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-20 01:11:42,666 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 258 DAG size of output: 37 [2020-07-20 01:11:42,876 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-20 01:11:43,918 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 237 DAG size of output: 38 [2020-07-20 01:11:44,928 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 204 DAG size of output: 36 [2020-07-20 01:11:45,576 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 42 [2020-07-20 01:11:46,808 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-07-20 01:11:47,055 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-07-20 01:11:48,133 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 197 DAG size of output: 33 [2020-07-20 01:11:49,889 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 250 DAG size of output: 42 [2020-07-20 01:11:50,892 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 49 [2020-07-20 01:11:50,898 INFO L268 CegarLoopResult]: For program point L760(lines 760 764) no Hoare annotation was computed. [2020-07-20 01:11:50,899 INFO L268 CegarLoopResult]: For program point L760-1(lines 760 764) no Hoare annotation was computed. [2020-07-20 01:11:50,899 INFO L268 CegarLoopResult]: For program point L755(line 755) no Hoare annotation was computed. [2020-07-20 01:11:50,899 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 729 784) no Hoare annotation was computed. [2020-07-20 01:11:50,899 INFO L268 CegarLoopResult]: For program point L754-2(lines 754 775) no Hoare annotation was computed. [2020-07-20 01:11:50,899 INFO L268 CegarLoopResult]: For program point L776(lines 753 777) no Hoare annotation was computed. [2020-07-20 01:11:50,899 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 729 784) no Hoare annotation was computed. [2020-07-20 01:11:50,899 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 729 784) no Hoare annotation was computed. [2020-07-20 01:11:50,899 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-07-20 01:11:50,899 INFO L268 CegarLoopResult]: For program point L830-1(line 830) no Hoare annotation was computed. [2020-07-20 01:11:50,900 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 785 844) no Hoare annotation was computed. [2020-07-20 01:11:50,900 INFO L268 CegarLoopResult]: For program point L817(lines 817 821) no Hoare annotation was computed. [2020-07-20 01:11:50,900 INFO L268 CegarLoopResult]: For program point L817-1(lines 817 821) no Hoare annotation was computed. [2020-07-20 01:11:50,900 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 785 844) no Hoare annotation was computed. [2020-07-20 01:11:50,900 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-07-20 01:11:50,900 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 785 844) no Hoare annotation was computed. [2020-07-20 01:11:50,900 INFO L268 CegarLoopResult]: For program point L811-2(lines 811 836) no Hoare annotation was computed. [2020-07-20 01:11:50,900 INFO L268 CegarLoopResult]: For program point L837(lines 810 838) no Hoare annotation was computed. [2020-07-20 01:11:50,901 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 113 119) the Hoare annotation is: true [2020-07-20 01:11:50,901 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 113 119) no Hoare annotation was computed. [2020-07-20 01:11:50,901 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 120 128) no Hoare annotation was computed. [2020-07-20 01:11:50,901 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 120 128) the Hoare annotation is: true [2020-07-20 01:11:50,901 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 120 128) no Hoare annotation was computed. [2020-07-20 01:11:50,901 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= 1 ~waterLevel~0)) (not (= 0 ~methaneLevelCritical~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-20 01:11:50,902 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-07-20 01:11:50,902 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-07-20 01:11:50,902 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (let ((.cse5 (not (= 1 ~waterLevel~0))) (.cse7 (= 0 ~systemActive~0)) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse4) (or .cse6 .cse5 .cse2 .cse4) (or .cse6 .cse0 .cse7 .cse2 .cse3 .cse8) (or .cse0 .cse7 .cse1 .cse2 .cse3 .cse8) (or .cse6 .cse0 .cse2 .cse3 .cse4))) [2020-07-20 01:11:50,902 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-07-20 01:11:50,902 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-07-20 01:11:50,902 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-07-20 01:11:50,902 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-07-20 01:11:50,903 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 2 ~waterLevel~0))) (.cse4 (not (= 1 ~waterLevel~0))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) .cse0 (not (<= 2 ~waterLevel~0)) (not (<= 1 ~pumpRunning~0))) (or .cse1 .cse0 .cse2) (or .cse3 .cse4 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse0 .cse2))) [2020-07-20 01:11:50,903 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-07-20 01:11:50,903 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-20 01:11:50,903 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-07-20 01:11:50,903 INFO L264 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: (let ((.cse1 (not (= 2 ~waterLevel~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (<= __utac_acc__Specification5_spec__3_~tmp~0 ~waterLevel~0)) (.cse5 (not (= 1 ~waterLevel~0))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) .cse0 (not (<= 2 ~waterLevel~0)) (not (<= 1 ~pumpRunning~0))) (or .cse1 .cse0 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse3 .cse5 .cse2) (or .cse4 .cse5 .cse0 .cse2))) [2020-07-20 01:11:50,903 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-07-20 01:11:50,903 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-07-20 01:11:50,903 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-07-20 01:11:50,903 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-07-20 01:11:50,904 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-07-20 01:11:50,904 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 285 307) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-20 01:11:50,904 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 285 307) no Hoare annotation was computed. [2020-07-20 01:11:50,904 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 285 307) no Hoare annotation was computed. [2020-07-20 01:11:50,904 INFO L264 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 main_~tmp~2) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-20 01:11:50,904 INFO L264 CegarLoopResult]: At program point L297-1(line 297) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 main_~tmp~2) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-20 01:11:50,905 INFO L268 CegarLoopResult]: For program point L295(lines 295 302) no Hoare annotation was computed. [2020-07-20 01:11:50,905 INFO L268 CegarLoopResult]: For program point L295-1(lines 295 302) no Hoare annotation was computed. [2020-07-20 01:11:50,905 INFO L268 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-07-20 01:11:50,905 INFO L264 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-20 01:11:50,905 INFO L264 CegarLoopResult]: At program point L291(line 291) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-20 01:11:50,905 INFO L264 CegarLoopResult]: At program point L291-1(line 291) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-20 01:11:50,905 INFO L268 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-07-20 01:11:50,906 INFO L268 CegarLoopResult]: For program point L256(line 256) no Hoare annotation was computed. [2020-07-20 01:11:50,906 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 243 266) no Hoare annotation was computed. [2020-07-20 01:11:50,906 INFO L268 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-07-20 01:11:50,906 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-07-20 01:11:50,906 INFO L268 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-07-20 01:11:50,906 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 243 266) no Hoare annotation was computed. [2020-07-20 01:11:50,906 INFO L268 CegarLoopResult]: For program point L252(line 252) no Hoare annotation was computed. [2020-07-20 01:11:50,906 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 243 266) no Hoare annotation was computed. [2020-07-20 01:11:50,906 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-07-20 01:11:50,906 INFO L268 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-07-20 01:11:50,906 INFO L268 CegarLoopResult]: For program point L249(line 249) no Hoare annotation was computed. [2020-07-20 01:11:50,907 INFO L268 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-07-20 01:11:50,907 INFO L268 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-07-20 01:11:50,907 INFO L268 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-07-20 01:11:50,907 INFO L268 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-07-20 01:11:50,907 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-07-20 01:11:50,907 INFO L268 CegarLoopResult]: For program point L386-1(line 386) no Hoare annotation was computed. [2020-07-20 01:11:50,907 INFO L268 CegarLoopResult]: For program point L384(lines 384 401) no Hoare annotation was computed. [2020-07-20 01:11:50,907 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 380 404) the Hoare annotation is: (let ((.cse0 (not (= 2 ~waterLevel~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= 0 ~pumpRunning~0)) (.cse6 (not (= 1 ~waterLevel~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse9 .cse2) (or .cse6 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse6 .cse1 .cse2 .cse4) (or .cse6 .cse7 .cse8 .cse9 .cse2 .cse3))) [2020-07-20 01:11:50,908 INFO L264 CegarLoopResult]: At program point L399(line 399) the Hoare annotation is: (let ((.cse0 (not (= 2 ~waterLevel~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= 0 ~pumpRunning~0)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~waterLevel~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse7 .cse8 .cse2 .cse3) (or .cse6 .cse5 .cse1 .cse2 .cse4) (or .cse6 .cse5 .cse7 .cse8 .cse2))) [2020-07-20 01:11:50,908 INFO L268 CegarLoopResult]: For program point L399-1(lines 380 404) no Hoare annotation was computed. [2020-07-20 01:11:50,908 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 380 404) no Hoare annotation was computed. [2020-07-20 01:11:50,908 INFO L264 CegarLoopResult]: At program point L394(line 394) the Hoare annotation is: (let ((.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 1 ~waterLevel~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 2 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse3) (or .cse6 .cse1 .cse2 .cse3) (or .cse7 .cse0 .cse1 .cse2) (or .cse7 .cse0 .cse4 .cse5 .cse2) (or .cse7 .cse6 .cse1 .cse2))) [2020-07-20 01:11:50,908 INFO L264 CegarLoopResult]: At program point L390(line 390) the Hoare annotation is: (let ((.cse0 (not (= 1 ~waterLevel~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse8 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment__wrappee__methaneQuery_~tmp~4))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 2 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse0 .cse6 .cse7 .cse2 .cse8) (or .cse5 .cse0 .cse1 .cse2) (or .cse0 .cse6 .cse7 .cse2 .cse3 .cse8) (or .cse5 .cse4 .cse1 .cse2))) [2020-07-20 01:11:50,908 INFO L268 CegarLoopResult]: For program point L388(lines 388 396) no Hoare annotation was computed. [2020-07-20 01:11:50,909 INFO L264 CegarLoopResult]: At program point L386(line 386) the Hoare annotation is: (let ((.cse0 (not (= 1 ~waterLevel~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (= 2 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse6 .cse7 .cse2) (or .cse8 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse0 .cse5 .cse6 .cse7 .cse2 .cse3) (or .cse4 .cse8 .cse1 .cse2))) [2020-07-20 01:11:50,909 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 558 572) no Hoare annotation was computed. [2020-07-20 01:11:50,909 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 558 572) the Hoare annotation is: (let ((.cse9 (= |old(~systemActive~0)| ~systemActive~0))) (let ((.cse1 (and .cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (= 0 |old(~systemActive~0)|)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (= 1 ~waterLevel~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (and .cse9 (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse3 .cse5 .cse6 .cse7) (or .cse8 .cse5 .cse6 .cse7) (or .cse0 .cse3 .cse5 .cse7) (or .cse1 .cse2 .cse3 .cse6 .cse4) (or .cse0 .cse8 .cse5 .cse7)))) [2020-07-20 01:11:50,909 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 558 572) no Hoare annotation was computed. [2020-07-20 01:11:50,909 INFO L264 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (let ((.cse5 (not (= 1 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (= 0 |old(~systemActive~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7) (or .cse0 .cse5 .cse6) (or .cse3 .cse6 .cse7) (or .cse0 .cse3 .cse6) (or .cse1 .cse2 .cse3 .cse7 .cse4))) [2020-07-20 01:11:50,909 INFO L268 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2020-07-20 01:11:50,910 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 475 483) no Hoare annotation was computed. [2020-07-20 01:11:50,910 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 475 483) the Hoare annotation is: true [2020-07-20 01:11:50,910 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 475 483) no Hoare annotation was computed. [2020-07-20 01:11:50,910 INFO L268 CegarLoopResult]: For program point L546-1(line 546) no Hoare annotation was computed. [2020-07-20 01:11:50,910 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 539 557) the Hoare annotation is: true [2020-07-20 01:11:50,910 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 539 557) no Hoare annotation was computed. [2020-07-20 01:11:50,910 INFO L268 CegarLoopResult]: For program point L548(lines 548 552) no Hoare annotation was computed. [2020-07-20 01:11:50,910 INFO L271 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: true [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point L548-2(lines 548 552) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 539 557) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point L514-1(line 514) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point L503(lines 503 511) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point L503-2(lines 503 511) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 484 519) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point L491(lines 491 499) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point L491-2(lines 491 499) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 484 519) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 484 519) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 106 112) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 106 112) the Hoare annotation is: true [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 683 728) no Hoare annotation was computed. [2020-07-20 01:11:50,911 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 683 728) no Hoare annotation was computed. [2020-07-20 01:11:50,912 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 683 728) no Hoare annotation was computed. [2020-07-20 01:11:50,912 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 996 1041) no Hoare annotation was computed. [2020-07-20 01:11:50,912 INFO L268 CegarLoopResult]: For program point L1016(lines 1016 1023) no Hoare annotation was computed. [2020-07-20 01:11:50,912 INFO L268 CegarLoopResult]: For program point L1010(lines 1010 1030) no Hoare annotation was computed. [2020-07-20 01:11:50,912 INFO L268 CegarLoopResult]: For program point L1010-1(lines 1010 1030) no Hoare annotation was computed. [2020-07-20 01:11:50,912 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 996 1041) no Hoare annotation was computed. [2020-07-20 01:11:50,912 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 996 1041) no Hoare annotation was computed. [2020-07-20 01:11:50,912 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 274 284) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-20 01:11:50,912 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 274 284) no Hoare annotation was computed. [2020-07-20 01:11:50,912 INFO L264 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-20 01:11:50,912 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 274 284) no Hoare annotation was computed. [2020-07-20 01:11:50,913 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 464 474) the Hoare annotation is: true [2020-07-20 01:11:50,913 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 464 474) no Hoare annotation was computed. [2020-07-20 01:11:50,913 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 464 474) no Hoare annotation was computed. [2020-07-20 01:11:50,913 INFO L271 CegarLoopResult]: At program point L469(line 469) the Hoare annotation is: true [2020-07-20 01:11:50,913 INFO L268 CegarLoopResult]: For program point L469-1(line 469) no Hoare annotation was computed. [2020-07-20 01:11:50,913 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 456 463) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 2 ~waterLevel~0))) (.cse1 (not (= 1 ~waterLevel~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse5 (= 0 ~systemActive~0)) (.cse7 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse2 .cse3 .cse6 .cse5 .cse7) (or .cse0 .cse3 .cse2 .cse6 .cse5) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-07-20 01:11:50,913 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 456 463) no Hoare annotation was computed. [2020-07-20 01:11:50,913 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 456 463) no Hoare annotation was computed. [2020-07-20 01:11:50,914 INFO L268 CegarLoopResult]: For program point L657(lines 657 663) no Hoare annotation was computed. [2020-07-20 01:11:50,914 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 653 666) no Hoare annotation was computed. [2020-07-20 01:11:50,914 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 653 666) the Hoare annotation is: true [2020-07-20 01:11:50,914 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 653 666) no Hoare annotation was computed. [2020-07-20 01:11:50,914 INFO L264 CegarLoopResult]: At program point L416(line 416) the Hoare annotation is: (let ((.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 1 ~waterLevel~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= 2 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse6 .cse2) (or .cse0 .cse5 .cse6 .cse2 .cse3) (or .cse7 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse7 .cse1 .cse2))) [2020-07-20 01:11:50,914 INFO L268 CegarLoopResult]: For program point L414(lines 414 422) no Hoare annotation was computed. [2020-07-20 01:11:50,914 INFO L264 CegarLoopResult]: At program point L412(line 412) the Hoare annotation is: (let ((.cse0 (not (= 1 ~waterLevel~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (= 2 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse6 .cse7 .cse2) (or .cse8 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse0 .cse5 .cse6 .cse7 .cse2 .cse3) (or .cse4 .cse8 .cse1 .cse2))) [2020-07-20 01:11:50,914 INFO L268 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2020-07-20 01:11:50,914 INFO L268 CegarLoopResult]: For program point L410(lines 410 427) no Hoare annotation was computed. [2020-07-20 01:11:50,914 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 406 430) no Hoare annotation was computed. [2020-07-20 01:11:50,915 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 406 430) the Hoare annotation is: (let ((.cse0 (not (= 2 ~waterLevel~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= 0 ~pumpRunning~0)) (.cse6 (not (= 1 ~waterLevel~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse9 .cse2) (or .cse6 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse6 .cse1 .cse2 .cse4) (or .cse6 .cse7 .cse8 .cse9 .cse2 .cse3))) [2020-07-20 01:11:50,915 INFO L264 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: (let ((.cse0 (not (= 2 ~waterLevel~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= 0 ~pumpRunning~0)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~waterLevel~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse7 .cse8 .cse2 .cse3) (or .cse6 .cse5 .cse1 .cse2 .cse4) (or .cse6 .cse5 .cse7 .cse8 .cse2))) [2020-07-20 01:11:50,915 INFO L268 CegarLoopResult]: For program point L425-1(lines 406 430) no Hoare annotation was computed. [2020-07-20 01:11:50,915 INFO L264 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: (let ((.cse0 (not (= 1 ~waterLevel~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (= 2 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse6 .cse7 .cse2) (or .cse8 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse0 .cse5 .cse7 .cse2 .cse3 (and .cse6 (= 0 processEnvironment_~tmp~5))) (or .cse4 .cse8 .cse1 .cse2))) [2020-07-20 01:11:50,915 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 346 352) no Hoare annotation was computed. [2020-07-20 01:11:50,915 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 346 352) the Hoare annotation is: true [2020-07-20 01:11:50,915 INFO L264 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse2 (= 2 ~waterLevel~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse3 (= 0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse5) (and .cse1 .cse6 .cse3 (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse6 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)) (and .cse1 .cse6 .cse4 .cse2 .cse5) (not (= 1 |old(~waterLevel~0)|)) (and .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse3 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2020-07-20 01:11:50,915 INFO L264 CegarLoopResult]: At program point testENTRY(lines 144 209) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-20 01:11:50,915 INFO L268 CegarLoopResult]: For program point L190(lines 190 196) no Hoare annotation was computed. [2020-07-20 01:11:50,916 INFO L264 CegarLoopResult]: At program point L190-1(lines 184 197) the Hoare annotation is: (let ((.cse7 (= 1 ~waterLevel~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse6 (<= 1 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse3 .cse6) (and .cse4 .cse0 .cse2 .cse7) (and .cse0 .cse1 .cse2 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 .cse1 .cse5 .cse3 .cse6) (not (= 1 |old(~waterLevel~0)|)) (and .cse4 .cse0 .cse2 .cse3))) [2020-07-20 01:11:50,916 INFO L268 CegarLoopResult]: For program point L155(lines 154 201) no Hoare annotation was computed. [2020-07-20 01:11:50,916 INFO L268 CegarLoopResult]: For program point L184(lines 184 197) no Hoare annotation was computed. [2020-07-20 01:11:50,916 INFO L268 CegarLoopResult]: For program point testFINAL(lines 144 209) no Hoare annotation was computed. [2020-07-20 01:11:50,916 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 1 ~waterLevel~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse0 .cse2 .cse4) (and .cse1 .cse0 (not (= 0 ~systemActive~0)) .cse3 (<= 1 ~pumpRunning~0)) (and .cse0 .cse5 .cse2 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse5 .cse3 .cse2) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-20 01:11:50,916 INFO L268 CegarLoopResult]: For program point L174(lines 174 180) no Hoare annotation was computed. [2020-07-20 01:11:50,916 INFO L268 CegarLoopResult]: For program point L174-1(lines 174 180) no Hoare annotation was computed. [2020-07-20 01:11:50,916 INFO L264 CegarLoopResult]: At program point L199(lines 154 201) the Hoare annotation is: (let ((.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= 1 ~waterLevel~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse3 (= 2 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse5) (and .cse0 .cse1 .cse2 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse4 .cse0 .cse2 .cse3) (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)) .cse3 (<= 1 ~pumpRunning~0)))) [2020-07-20 01:11:50,916 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (let ((.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= 1 ~waterLevel~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse3 (= 2 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse5) (and .cse0 .cse1 .cse2 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse4 .cse0 .cse2 .cse3) (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)) .cse3 (<= 1 ~pumpRunning~0)))) [2020-07-20 01:11:50,916 INFO L268 CegarLoopResult]: For program point L164(lines 164 170) no Hoare annotation was computed. [2020-07-20 01:11:50,916 INFO L268 CegarLoopResult]: For program point L164-1(lines 164 170) no Hoare annotation was computed. [2020-07-20 01:11:50,917 INFO L268 CegarLoopResult]: For program point L156(lines 156 160) no Hoare annotation was computed. [2020-07-20 01:11:50,917 INFO L264 CegarLoopResult]: At program point L202(lines 153 203) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-20 01:11:50,917 INFO L268 CegarLoopResult]: For program point testEXIT(lines 144 209) no Hoare annotation was computed. [2020-07-20 01:11:50,917 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 950 995) no Hoare annotation was computed. [2020-07-20 01:11:50,917 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 950 995) no Hoare annotation was computed. [2020-07-20 01:11:50,917 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 950 995) no Hoare annotation was computed. [2020-07-20 01:11:50,917 INFO L268 CegarLoopResult]: For program point L970(lines 970 977) no Hoare annotation was computed. [2020-07-20 01:11:50,917 INFO L268 CegarLoopResult]: For program point L964(lines 964 984) no Hoare annotation was computed. [2020-07-20 01:11:50,917 INFO L268 CegarLoopResult]: For program point L964-1(lines 964 984) no Hoare annotation was computed. [2020-07-20 01:11:50,917 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 431 438) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0))) [2020-07-20 01:11:50,917 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 431 438) no Hoare annotation was computed. [2020-07-20 01:11:50,917 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 431 438) no Hoare annotation was computed. [2020-07-20 01:11:50,918 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 667 675) no Hoare annotation was computed. [2020-07-20 01:11:50,918 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 667 675) the Hoare annotation is: true [2020-07-20 01:11:50,918 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 667 675) no Hoare annotation was computed. [2020-07-20 01:11:50,918 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 621 643) no Hoare annotation was computed. [2020-07-20 01:11:50,918 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 621 643) no Hoare annotation was computed. [2020-07-20 01:11:50,918 INFO L268 CegarLoopResult]: For program point L629(lines 629 637) no Hoare annotation was computed. [2020-07-20 01:11:50,918 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 621 643) no Hoare annotation was computed. [2020-07-20 01:11:50,919 INFO L268 CegarLoopResult]: For program point L629-2(lines 629 637) no Hoare annotation was computed. [2020-07-20 01:11:50,919 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 96 105) no Hoare annotation was computed. [2020-07-20 01:11:50,919 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 96 105) no Hoare annotation was computed. [2020-07-20 01:11:50,919 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 96 105) no Hoare annotation was computed. [2020-07-20 01:11:50,919 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 847 949) no Hoare annotation was computed. [2020-07-20 01:11:50,919 INFO L268 CegarLoopResult]: For program point L896-2(lines 896 916) no Hoare annotation was computed. [2020-07-20 01:11:50,919 INFO L268 CegarLoopResult]: For program point L917(lines 895 918) no Hoare annotation was computed. [2020-07-20 01:11:50,919 INFO L268 CegarLoopResult]: For program point L876(lines 876 892) no Hoare annotation was computed. [2020-07-20 01:11:50,919 INFO L268 CegarLoopResult]: For program point L936(lines 936 943) no Hoare annotation was computed. [2020-07-20 01:11:50,919 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 847 949) no Hoare annotation was computed. [2020-07-20 01:11:50,920 INFO L268 CegarLoopResult]: For program point L897(lines 896 916) no Hoare annotation was computed. [2020-07-20 01:11:50,920 INFO L268 CegarLoopResult]: For program point L928(line 928) no Hoare annotation was computed. [2020-07-20 01:11:50,920 INFO L268 CegarLoopResult]: For program point L928-1(line 928) no Hoare annotation was computed. [2020-07-20 01:11:50,920 INFO L268 CegarLoopResult]: For program point L893(lines 893 934) no Hoare annotation was computed. [2020-07-20 01:11:50,920 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 847 949) no Hoare annotation was computed. [2020-07-20 01:11:50,920 INFO L268 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-07-20 01:11:50,920 INFO L268 CegarLoopResult]: For program point L912-1(line 912) no Hoare annotation was computed. [2020-07-20 01:11:50,920 INFO L268 CegarLoopResult]: For program point L871(lines 871 875) no Hoare annotation was computed. [2020-07-20 01:11:50,921 INFO L268 CegarLoopResult]: For program point L935(lines 935 946) no Hoare annotation was computed. [2020-07-20 01:11:50,921 INFO L268 CegarLoopResult]: For program point L898(lines 898 902) no Hoare annotation was computed. [2020-07-20 01:11:50,921 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 01:11:50,921 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-20 01:11:50,921 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 01:11:50,921 INFO L268 CegarLoopResult]: For program point L450-1(lines 439 455) no Hoare annotation was computed. [2020-07-20 01:11:50,921 INFO L268 CegarLoopResult]: For program point L446(lines 446 452) no Hoare annotation was computed. [2020-07-20 01:11:50,921 INFO L264 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-07-20 01:11:50,921 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 439 455) no Hoare annotation was computed. [2020-07-20 01:11:50,922 INFO L268 CegarLoopResult]: For program point L444-1(line 444) no Hoare annotation was computed. [2020-07-20 01:11:50,922 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 439 455) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-07-20 01:11:50,922 INFO L264 CegarLoopResult]: At program point L450(line 450) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) .cse3))) [2020-07-20 01:11:50,922 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 644 652) the Hoare annotation is: true [2020-07-20 01:11:50,922 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 644 652) no Hoare annotation was computed. [2020-07-20 01:11:50,922 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 644 652) no Hoare annotation was computed. [2020-07-20 01:11:50,922 INFO L268 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-07-20 01:11:50,922 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 520 538) no Hoare annotation was computed. [2020-07-20 01:11:50,922 INFO L271 CegarLoopResult]: At program point L527(line 527) the Hoare annotation is: true [2020-07-20 01:11:50,922 INFO L268 CegarLoopResult]: For program point L529-2(lines 529 533) no Hoare annotation was computed. [2020-07-20 01:11:50,922 INFO L268 CegarLoopResult]: For program point L527-1(line 527) no Hoare annotation was computed. [2020-07-20 01:11:50,923 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 520 538) the Hoare annotation is: true [2020-07-20 01:11:50,923 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 520 538) no Hoare annotation was computed. [2020-07-20 01:11:50,923 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 600 611) the Hoare annotation is: (let ((.cse1 (not (= 1 ~waterLevel~0))) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse6 (not (= 2 ~waterLevel~0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse5 (not (<= 1 |old(~methaneLevelCritical~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse3 .cse5) (or .cse0 (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) .cse2 (not (<= 2 ~waterLevel~0)) (not (<= 1 ~pumpRunning~0))) (or .cse0 .cse6 .cse2 .cse3) (or .cse4 .cse6 .cse3 .cse5))) [2020-07-20 01:11:50,923 INFO L268 CegarLoopResult]: For program point L604-1(lines 600 611) no Hoare annotation was computed. [2020-07-20 01:11:50,923 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 600 611) no Hoare annotation was computed. [2020-07-20 01:11:50,923 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 01:11:50,923 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 01:11:50,924 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 01:11:50,924 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 319 345) the Hoare annotation is: (let ((.cse10 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse10 .cse11)) (.cse2 (= 0 ~systemActive~0)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (= 1 |old(~waterLevel~0)|))) (.cse7 (and (= 0 ~pumpRunning~0) .cse10 .cse11)) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse4 .cse5) (or .cse7 .cse8 .cse3 .cse9) (or .cse6 .cse7 .cse8 .cse9) (or .cse7 .cse8 .cse3 .cse4 .cse5)))) [2020-07-20 01:11:50,924 INFO L264 CegarLoopResult]: At program point L335(line 335) the Hoare annotation is: (let ((.cse9 (= 0 ~systemActive~0))) (let ((.cse12 (not .cse9)) (.cse13 (= 0 ~pumpRunning~0)) (.cse11 (= 1 ~waterLevel~0))) (let ((.cse2 (not (= 1 |old(~waterLevel~0)|))) (.cse3 (and .cse12 .cse13 .cse11)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (and .cse12 .cse13 (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse10 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse11))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse3) (or .cse0 .cse1 .cse5 .cse6 .cse7) (or .cse1 .cse4 .cse5 .cse6 .cse7) (or .cse8 .cse9 .cse4 .cse5 .cse6 .cse10) (or .cse0 .cse8 .cse9 .cse5 .cse6 .cse10))))) [2020-07-20 01:11:50,925 INFO L264 CegarLoopResult]: At program point L333(lines 333 339) the Hoare annotation is: (let ((.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= 0 ~pumpRunning~0)) (.cse13 (= 1 ~waterLevel~0))) (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse5 (and .cse12 (<= 1 ~switchedOnBeforeTS~0) .cse13)) (.cse10 (and .cse12 .cse13)) (.cse8 (not (= 0 ~methaneLevelCritical~0))) (.cse11 (not (= 1 |old(~waterLevel~0)|))) (.cse6 (and .cse12 .cse9)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse3 .cse4 (and (not .cse2) .cse9 (<= 1 ~pumpRunning~0))) (or .cse0 .cse10 .cse7 .cse11) (or .cse1 .cse2 .cse8 .cse3 .cse4 .cse5) (or .cse10 .cse7 .cse8 .cse11) (or .cse6 .cse0 .cse7 .cse3 .cse4)))) [2020-07-20 01:11:50,925 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 319 345) no Hoare annotation was computed. [2020-07-20 01:11:50,925 INFO L264 CegarLoopResult]: At program point L328(line 328) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 1 |old(~waterLevel~0)|))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse5 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse3 .cse5) (or .cse6 .cse2 .cse7) (or .cse8 .cse6 .cse3 .cse5) (or .cse8 .cse6 .cse7) (or .cse8 .cse0 .cse1 .cse3 .cse4 .cse5))) [2020-07-20 01:11:50,925 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 319 345) no Hoare annotation was computed. [2020-07-20 01:11:50,925 INFO L268 CegarLoopResult]: For program point L326(lines 322 344) no Hoare annotation was computed. [2020-07-20 01:11:50,925 INFO L268 CegarLoopResult]: For program point L324(lines 322 344) no Hoare annotation was computed. [2020-07-20 01:11:50,925 INFO L271 CegarLoopResult]: At program point L226-1(lines 226 230) the Hoare annotation is: true [2020-07-20 01:11:50,925 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 212 241) no Hoare annotation was computed. [2020-07-20 01:11:50,926 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-07-20 01:11:50,926 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 212 241) the Hoare annotation is: true [2020-07-20 01:11:50,926 INFO L271 CegarLoopResult]: At program point L222-2(lines 222 236) the Hoare annotation is: true [2020-07-20 01:11:50,926 INFO L271 CegarLoopResult]: At program point L218(line 218) the Hoare annotation is: true [2020-07-20 01:11:50,926 INFO L268 CegarLoopResult]: For program point L218-1(line 218) no Hoare annotation was computed. [2020-07-20 01:11:50,926 INFO L271 CegarLoopResult]: At program point L237(lines 212 241) the Hoare annotation is: true [2020-07-20 01:11:50,926 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-20 01:11:50,926 INFO L268 CegarLoopResult]: For program point L226(lines 226 230) no Hoare annotation was computed. [2020-07-20 01:11:50,926 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 612 620) the Hoare annotation is: true [2020-07-20 01:11:50,926 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 612 620) no Hoare annotation was computed. [2020-07-20 01:11:50,926 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 612 620) no Hoare annotation was computed. [2020-07-20 01:11:50,926 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 576 587) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse3 .cse2 .cse4 .cse5))) [2020-07-20 01:11:50,926 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 576 587) no Hoare annotation was computed. [2020-07-20 01:11:50,926 INFO L268 CegarLoopResult]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2020-07-20 01:11:50,927 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 267 273) no Hoare annotation was computed. [2020-07-20 01:11:50,927 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 267 273) the Hoare annotation is: true [2020-07-20 01:11:50,927 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 01:11:50,927 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-20 01:11:50,927 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 01:11:50,927 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 01:11:50,927 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 354 378) the Hoare annotation is: (let ((.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 2 ~waterLevel~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse4 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse4) (or .cse6 .cse5 .cse1 .cse2 .cse4))) [2020-07-20 01:11:50,927 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 354 378) no Hoare annotation was computed. [2020-07-20 01:11:50,927 INFO L264 CegarLoopResult]: At program point L373(line 373) the Hoare annotation is: (let ((.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 1 ~waterLevel~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 2 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse0 .cse1 .cse2) (or .cse5 .cse4 .cse1 .cse2))) [2020-07-20 01:11:50,927 INFO L268 CegarLoopResult]: For program point L373-1(lines 354 378) no Hoare annotation was computed. [2020-07-20 01:11:50,927 INFO L264 CegarLoopResult]: At program point L368(line 368) the Hoare annotation is: (let ((.cse0 (not (= 1 ~waterLevel~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 2 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse6 .cse1 .cse2 .cse4) (or .cse6 .cse1 .cse2 .cse3 .cse4))) [2020-07-20 01:11:50,928 INFO L264 CegarLoopResult]: At program point L364(line 364) the Hoare annotation is: (let ((.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 2 ~waterLevel~0))) (.cse4 (= 0 ~pumpRunning~0)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3) (or .cse6 .cse0 .cse1 .cse2 .cse4) (or .cse6 .cse5 .cse1 .cse2))) [2020-07-20 01:11:50,928 INFO L268 CegarLoopResult]: For program point L362(lines 362 370) no Hoare annotation was computed. [2020-07-20 01:11:50,928 INFO L264 CegarLoopResult]: At program point L360(line 360) the Hoare annotation is: (let ((.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 2 ~waterLevel~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse4 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse4) (or .cse6 .cse5 .cse1 .cse2 .cse4))) [2020-07-20 01:11:50,928 INFO L268 CegarLoopResult]: For program point L360-1(line 360) no Hoare annotation was computed. [2020-07-20 01:11:50,928 INFO L268 CegarLoopResult]: For program point L358(lines 358 375) no Hoare annotation was computed. [2020-07-20 01:11:50,928 INFO L268 CegarLoopResult]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2020-07-20 01:11:50,928 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 588 599) no Hoare annotation was computed. [2020-07-20 01:11:50,929 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 588 599) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= 1 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2 .cse6) (or (= 0 ~systemActive~0) .cse0 (= 2 ~waterLevel~0) .cse5 (not (<= 1 ~pumpRunning~0)) .cse6) (or .cse0 .cse5 .cse1 .cse2 .cse6) (or .cse4 .cse1 .cse2 .cse3))) [2020-07-20 01:11:50,929 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 130 137) no Hoare annotation was computed. [2020-07-20 01:11:50,929 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 134) no Hoare annotation was computed. [2020-07-20 01:11:50,929 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 130 137) the Hoare annotation is: true [2020-07-20 01:11:50,929 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 130 137) no Hoare annotation was computed. [2020-07-20 01:11:50,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:11:50 BoogieIcfgContainer [2020-07-20 01:11:50,950 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 01:11:50,952 INFO L168 Benchmark]: Toolchain (without parser) took 203193.43 ms. Allocated memory was 116.4 MB in the beginning and 2.3 GB in the end (delta: 2.2 GB). Free memory was 75.7 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. [2020-07-20 01:11:50,952 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 116.4 MB. Free memory was 94.1 MB in the beginning and 93.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 01:11:50,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.09 ms. Allocated memory was 116.4 MB in the beginning and 174.6 MB in the end (delta: 58.2 MB). Free memory was 75.3 MB in the beginning and 149.5 MB in the end (delta: -74.2 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2020-07-20 01:11:50,953 INFO L168 Benchmark]: Boogie Preprocessor took 91.08 ms. Allocated memory is still 174.6 MB. Free memory was 149.5 MB in the beginning and 145.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-20 01:11:50,954 INFO L168 Benchmark]: RCFGBuilder took 1181.03 ms. Allocated memory was 174.6 MB in the beginning and 186.6 MB in the end (delta: 12.1 MB). Free memory was 145.3 MB in the beginning and 121.7 MB in the end (delta: 23.6 MB). Peak memory consumption was 54.4 MB. Max. memory is 7.1 GB. [2020-07-20 01:11:50,954 INFO L168 Benchmark]: TraceAbstraction took 201227.62 ms. Allocated memory was 186.6 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 120.8 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. [2020-07-20 01:11:50,956 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 116.4 MB. Free memory was 94.1 MB in the beginning and 93.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.09 ms. Allocated memory was 116.4 MB in the beginning and 174.6 MB in the end (delta: 58.2 MB). Free memory was 75.3 MB in the beginning and 149.5 MB in the end (delta: -74.2 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.08 ms. Allocated memory is still 174.6 MB. Free memory was 149.5 MB in the beginning and 145.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1181.03 ms. Allocated memory was 174.6 MB in the beginning and 186.6 MB in the end (delta: 12.1 MB). Free memory was 145.3 MB in the beginning and 121.7 MB in the end (delta: 23.6 MB). Peak memory consumption was 54.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 201227.62 ms. Allocated memory was 186.6 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 120.8 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 134]: 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: 153]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: ((((((((((0 == splverifierCounter && 1 <= methaneLevelCritical) && 0 == pumpRunning) && 2 == waterLevel) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == waterLevel)) || (((0 == splverifierCounter && 1 <= methaneLevelCritical) && 0 == pumpRunning) && 1 == waterLevel)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel))) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 2 == waterLevel)) || ((((0 == splverifierCounter && \old(methaneLevelCritical) == methaneLevelCritical) && !(0 == systemActive)) && 2 == waterLevel) && 1 <= pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 268 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 126.5s, OverallIterations: 13, TraceHistogramMax: 7, AutomataDifference: 107.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 74.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2961 SDtfs, 8987 SDslu, 7305 SDs, 0 SdLazy, 34681 SolverSat, 7674 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 42.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2957 GetRequests, 2456 SyntacticMatches, 12 SemanticMatches, 489 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13140 ImplicationChecksByTransitivity, 53.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5981occurred 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: 4.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 5468 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 9079 PreInvPairs, 9313 NumberOfFragments, 4147 HoareAnnotationTreeSize, 9079 FomulaSimplifications, 3317403327 FormulaSimplificationTreeSizeReduction, 24.9s HoareSimplificationTime, 75 FomulaSimplificationsInter, 14293540 FormulaSimplificationTreeSizeReductionInter, 49.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 8.6s InterpolantComputationTime, 3839 NumberOfCodeBlocks, 3497 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 3821 ConstructedInterpolants, 0 QuantifiedInterpolants, 2077329 SizeOfPredicates, 19 NumberOfNonLiveVariables, 5840 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 18 InterpolantComputations, 9 PerfectInterpolantSequences, 2854/2996 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...