/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 11:37:55,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 11:37:55,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 11:37:55,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 11:37:55,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 11:37:55,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 11:37:55,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 11:37:55,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 11:37:55,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 11:37:55,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 11:37:55,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 11:37:55,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 11:37:55,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 11:37:55,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 11:37:55,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 11:37:55,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 11:37:55,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 11:37:55,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 11:37:55,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 11:37:55,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 11:37:55,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 11:37:55,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 11:37:55,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 11:37:55,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 11:37:55,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 11:37:55,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 11:37:55,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 11:37:55,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 11:37:55,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 11:37:55,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 11:37:55,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 11:37:55,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 11:37:55,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 11:37:55,477 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 11:37:55,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 11:37:55,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 11:37:55,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 11:37:55,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 11:37:55,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 11:37:55,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 11:37:55,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 11:37:55,484 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 [2020-07-17 11:37:55,513 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 11:37:55,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 11:37:55,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 11:37:55,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 11:37:55,518 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 11:37:55,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 11:37:55,518 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 11:37:55,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 11:37:55,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 11:37:55,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 11:37:55,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 11:37:55,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 11:37:55,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 11:37:55,521 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 11:37:55,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 11:37:55,521 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 11:37:55,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 11:37:55,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 11:37:55,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 11:37:55,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 11:37:55,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 11:37:55,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 11:37:55,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 11:37:55,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 11:37:55,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 11:37:55,524 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 11:37:55,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 11:37:55,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 11:37:55,525 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 11:37:55,525 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 11:37:55,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 11:37:55,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 11:37:55,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 11:37:55,811 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 11:37:55,812 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 11:37:55,813 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c [2020-07-17 11:37:55,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a710e985/4b219779f64a45f0bde69c83e1b9a1b1/FLAG2a490f0de [2020-07-17 11:37:56,414 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 11:37:56,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c [2020-07-17 11:37:56,427 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a710e985/4b219779f64a45f0bde69c83e1b9a1b1/FLAG2a490f0de [2020-07-17 11:37:56,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a710e985/4b219779f64a45f0bde69c83e1b9a1b1 [2020-07-17 11:37:56,721 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 11:37:56,725 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 11:37:56,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 11:37:56,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 11:37:56,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 11:37:56,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:37:56" (1/1) ... [2020-07-17 11:37:56,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bd626c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:37:56, skipping insertion in model container [2020-07-17 11:37:56,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:37:56" (1/1) ... [2020-07-17 11:37:56,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 11:37:56,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 11:37:57,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 11:37:57,259 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 11:37:57,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 11:37:57,384 INFO L208 MainTranslator]: Completed translation [2020-07-17 11:37:57,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:37:57 WrapperNode [2020-07-17 11:37:57,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 11:37:57,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 11:37:57,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 11:37:57,386 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 11:37:57,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:37:57" (1/1) ... [2020-07-17 11:37:57,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:37:57" (1/1) ... [2020-07-17 11:37:57,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:37:57" (1/1) ... [2020-07-17 11:37:57,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:37:57" (1/1) ... [2020-07-17 11:37:57,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:37:57" (1/1) ... [2020-07-17 11:37:57,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:37:57" (1/1) ... [2020-07-17 11:37:57,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:37:57" (1/1) ... [2020-07-17 11:37:57,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 11:37:57,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 11:37:57,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 11:37:57,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 11:37:57,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:37:57" (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 [2020-07-17 11:37:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 11:37:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 11:37:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 11:37:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 11:37:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 11:37:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 11:37:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-17 11:37:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 11:37:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-07-17 11:37:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 11:37:57,549 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 11:37:57,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 11:37:57,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 11:37:57,549 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 11:37:57,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-17 11:37:57,549 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 11:37:57,550 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 11:37:57,550 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 11:37:57,550 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 11:37:57,550 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 11:37:57,550 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 11:37:57,550 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 11:37:57,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 11:37:57,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 11:37:57,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 11:37:57,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 11:37:57,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 11:37:57,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 11:37:57,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 11:37:57,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 11:37:57,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 11:37:57,552 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 11:37:57,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-17 11:37:57,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-17 11:37:57,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-17 11:37:57,553 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 11:37:57,553 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 11:37:57,553 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 11:37:57,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 11:37:57,553 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 11:37:57,554 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 11:37:57,554 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-17 11:37:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 11:37:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 11:37:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 11:37:57,554 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 11:37:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 11:37:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 11:37:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 11:37:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-17 11:37:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 11:37:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 11:37:57,555 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 11:37:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 11:37:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 11:37:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 11:37:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-17 11:37:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-17 11:37:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 11:37:57,556 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 11:37:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-17 11:37:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-17 11:37:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 11:37:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-07-17 11:37:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 11:37:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 11:37:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 11:37:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 11:37:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 11:37:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 11:37:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 11:37:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-17 11:37:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 11:37:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 11:37:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 11:37:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 11:37:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 11:37:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 11:37:57,559 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 11:37:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 11:37:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 11:37:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 11:37:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 11:37:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 11:37:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 11:37:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 11:37:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 11:37:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 11:37:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 11:37:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 11:37:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 11:37:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 11:37:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 11:37:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 11:37:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 11:37:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 11:37:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 11:37:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 11:37:58,631 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 11:37:58,632 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 11:37:58,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:37:58 BoogieIcfgContainer [2020-07-17 11:37:58,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 11:37:58,643 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 11:37:58,644 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 11:37:58,647 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 11:37:58,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 11:37:56" (1/3) ... [2020-07-17 11:37:58,648 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44439236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:37:58, skipping insertion in model container [2020-07-17 11:37:58,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:37:57" (2/3) ... [2020-07-17 11:37:58,649 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44439236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:37:58, skipping insertion in model container [2020-07-17 11:37:58,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:37:58" (3/3) ... [2020-07-17 11:37:58,651 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product47.cil.c [2020-07-17 11:37:58,662 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 11:37:58,672 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 11:37:58,687 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 11:37:58,716 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 11:37:58,716 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 11:37:58,716 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 11:37:58,716 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 11:37:58,717 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 11:37:58,717 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 11:37:58,717 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 11:37:58,717 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 11:37:58,741 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states. [2020-07-17 11:37:58,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-17 11:37:58,751 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:37:58,753 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] [2020-07-17 11:37:58,753 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:37:58,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:37:58,760 INFO L82 PathProgramCache]: Analyzing trace with hash -981984858, now seen corresponding path program 1 times [2020-07-17 11:37:58,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:37:58,770 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174939112] [2020-07-17 11:37:58,770 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:37:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:37:59,448 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:37:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:37:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:37:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:37:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:37:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:37:59,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:37:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:37:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:37:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:37:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:37:59,587 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:37:59,588 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174939112] [2020-07-17 11:37:59,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:37:59,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 11:37:59,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368755115] [2020-07-17 11:37:59,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 11:37:59,598 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:37:59,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 11:37:59,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-17 11:37:59,615 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 4 states. [2020-07-17 11:38:00,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:38:00,847 INFO L93 Difference]: Finished difference Result 330 states and 424 transitions. [2020-07-17 11:38:00,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-17 11:38:00,849 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-07-17 11:38:00,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:38:00,865 INFO L225 Difference]: With dead ends: 330 [2020-07-17 11:38:00,865 INFO L226 Difference]: Without dead ends: 182 [2020-07-17 11:38:00,870 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 [2020-07-17 11:38:00,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-07-17 11:38:00,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 149. [2020-07-17 11:38:00,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-07-17 11:38:00,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2020-07-17 11:38:00,968 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 59 [2020-07-17 11:38:00,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:38:00,969 INFO L479 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2020-07-17 11:38:00,969 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 11:38:00,969 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2020-07-17 11:38:00,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-17 11:38:00,974 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:38:00,974 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] [2020-07-17 11:38:00,974 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 11:38:00,974 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:38:00,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:38:00,975 INFO L82 PathProgramCache]: Analyzing trace with hash 75711308, now seen corresponding path program 1 times [2020-07-17 11:38:00,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:38:00,975 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678156450] [2020-07-17 11:38:00,976 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:38:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:01,381 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:38:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:01,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:01,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:38:01,481 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678156450] [2020-07-17 11:38:01,482 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:38:01,482 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 11:38:01,482 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993684918] [2020-07-17 11:38:01,484 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 11:38:01,484 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:38:01,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 11:38:01,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:38:01,485 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 9 states. [2020-07-17 11:38:01,890 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:38:02,219 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:02,472 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:02,718 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:03,745 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:05,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:38:05,634 INFO L93 Difference]: Finished difference Result 506 states and 636 transitions. [2020-07-17 11:38:05,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-17 11:38:05,635 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-07-17 11:38:05,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:38:05,643 INFO L225 Difference]: With dead ends: 506 [2020-07-17 11:38:05,644 INFO L226 Difference]: Without dead ends: 385 [2020-07-17 11:38:05,646 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-07-17 11:38:05,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2020-07-17 11:38:05,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 327. [2020-07-17 11:38:05,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2020-07-17 11:38:05,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 402 transitions. [2020-07-17 11:38:05,765 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 402 transitions. Word has length 64 [2020-07-17 11:38:05,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:38:05,766 INFO L479 AbstractCegarLoop]: Abstraction has 327 states and 402 transitions. [2020-07-17 11:38:05,766 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 11:38:05,766 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 402 transitions. [2020-07-17 11:38:05,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-17 11:38:05,770 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:38:05,770 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] [2020-07-17 11:38:05,771 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 11:38:05,771 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:38:05,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:38:05,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1055869647, now seen corresponding path program 1 times [2020-07-17 11:38:05,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:38:05,772 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435993222] [2020-07-17 11:38:05,772 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:38:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:06,083 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:38:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:06,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:06,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:06,189 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-17 11:38:06,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435993222] [2020-07-17 11:38:06,190 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:38:06,190 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 11:38:06,190 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538171212] [2020-07-17 11:38:06,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 11:38:06,191 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:38:06,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 11:38:06,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:38:06,192 INFO L87 Difference]: Start difference. First operand 327 states and 402 transitions. Second operand 9 states. [2020-07-17 11:38:06,603 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:38:07,201 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:08,295 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:08,533 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:08,795 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:38:09,082 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:09,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:38:09,980 INFO L93 Difference]: Finished difference Result 877 states and 1180 transitions. [2020-07-17 11:38:09,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-17 11:38:09,981 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-07-17 11:38:09,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:38:09,988 INFO L225 Difference]: With dead ends: 877 [2020-07-17 11:38:09,988 INFO L226 Difference]: Without dead ends: 578 [2020-07-17 11:38:09,991 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-17 11:38:09,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2020-07-17 11:38:10,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 488. [2020-07-17 11:38:10,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 488 states. [2020-07-17 11:38:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 609 transitions. [2020-07-17 11:38:10,101 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 609 transitions. Word has length 70 [2020-07-17 11:38:10,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:38:10,102 INFO L479 AbstractCegarLoop]: Abstraction has 488 states and 609 transitions. [2020-07-17 11:38:10,102 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 11:38:10,102 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 609 transitions. [2020-07-17 11:38:10,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-07-17 11:38:10,106 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:38:10,107 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] [2020-07-17 11:38:10,107 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 11:38:10,107 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:38:10,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:38:10,107 INFO L82 PathProgramCache]: Analyzing trace with hash -2082867985, now seen corresponding path program 1 times [2020-07-17 11:38:10,108 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:38:10,108 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497800298] [2020-07-17 11:38:10,108 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:38:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,411 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:38:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:10,605 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:38:10,606 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497800298] [2020-07-17 11:38:10,606 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:38:10,607 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 11:38:10,607 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332345324] [2020-07-17 11:38:10,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 11:38:10,608 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:38:10,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 11:38:10,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:38:10,609 INFO L87 Difference]: Start difference. First operand 488 states and 609 transitions. Second operand 9 states. [2020-07-17 11:38:11,097 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:38:12,050 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:38:12,384 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:12,680 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:12,943 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:14,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:38:14,498 INFO L93 Difference]: Finished difference Result 1509 states and 2131 transitions. [2020-07-17 11:38:14,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-17 11:38:14,499 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-07-17 11:38:14,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:38:14,508 INFO L225 Difference]: With dead ends: 1509 [2020-07-17 11:38:14,508 INFO L226 Difference]: Without dead ends: 1049 [2020-07-17 11:38:14,512 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-07-17 11:38:14,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1049 states. [2020-07-17 11:38:14,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1049 to 885. [2020-07-17 11:38:14,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 885 states. [2020-07-17 11:38:14,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 885 states and 1121 transitions. [2020-07-17 11:38:14,692 INFO L78 Accepts]: Start accepts. Automaton has 885 states and 1121 transitions. Word has length 107 [2020-07-17 11:38:14,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:38:14,693 INFO L479 AbstractCegarLoop]: Abstraction has 885 states and 1121 transitions. [2020-07-17 11:38:14,693 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 11:38:14,693 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1121 transitions. [2020-07-17 11:38:14,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-07-17 11:38:14,697 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:38:14,697 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] [2020-07-17 11:38:14,698 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 11:38:14,698 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:38:14,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:38:14,699 INFO L82 PathProgramCache]: Analyzing trace with hash -1842327856, now seen corresponding path program 1 times [2020-07-17 11:38:14,699 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:38:14,699 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717559598] [2020-07-17 11:38:14,699 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:38:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:14,949 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:38:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:14,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:14,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:15,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:15,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:15,141 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:38:15,141 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717559598] [2020-07-17 11:38:15,142 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:38:15,142 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 11:38:15,142 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815859024] [2020-07-17 11:38:15,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 11:38:15,143 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:38:15,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 11:38:15,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:38:15,143 INFO L87 Difference]: Start difference. First operand 885 states and 1121 transitions. Second operand 9 states. [2020-07-17 11:38:16,395 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:16,632 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:38:16,894 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:17,143 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:18,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:38:18,207 INFO L93 Difference]: Finished difference Result 1913 states and 2626 transitions. [2020-07-17 11:38:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 11:38:18,208 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-07-17 11:38:18,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:38:18,219 INFO L225 Difference]: With dead ends: 1913 [2020-07-17 11:38:18,219 INFO L226 Difference]: Without dead ends: 1056 [2020-07-17 11:38:18,226 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-17 11:38:18,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2020-07-17 11:38:18,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 905. [2020-07-17 11:38:18,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 905 states. [2020-07-17 11:38:18,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 905 states and 1141 transitions. [2020-07-17 11:38:18,447 INFO L78 Accepts]: Start accepts. Automaton has 905 states and 1141 transitions. Word has length 107 [2020-07-17 11:38:18,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:38:18,448 INFO L479 AbstractCegarLoop]: Abstraction has 905 states and 1141 transitions. [2020-07-17 11:38:18,448 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 11:38:18,450 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1141 transitions. [2020-07-17 11:38:18,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-07-17 11:38:18,454 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:38:18,455 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] [2020-07-17 11:38:18,455 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 11:38:18,455 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:38:18,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:38:18,456 INFO L82 PathProgramCache]: Analyzing trace with hash 85944846, now seen corresponding path program 1 times [2020-07-17 11:38:18,456 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:38:18,456 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144745584] [2020-07-17 11:38:18,457 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:38:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,751 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:38:18,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:18,900 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:38:18,900 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144745584] [2020-07-17 11:38:18,901 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:38:18,902 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-17 11:38:18,902 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316218518] [2020-07-17 11:38:18,903 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-17 11:38:18,903 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:38:18,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-17 11:38:18,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-17 11:38:18,904 INFO L87 Difference]: Start difference. First operand 905 states and 1141 transitions. Second operand 11 states. [2020-07-17 11:38:19,732 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:19,958 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:20,188 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:20,907 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:21,176 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:21,406 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:22,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:38:22,582 INFO L93 Difference]: Finished difference Result 1702 states and 2268 transitions. [2020-07-17 11:38:22,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 11:38:22,583 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 107 [2020-07-17 11:38:22,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:38:22,591 INFO L225 Difference]: With dead ends: 1702 [2020-07-17 11:38:22,591 INFO L226 Difference]: Without dead ends: 797 [2020-07-17 11:38:22,596 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-17 11:38:22,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2020-07-17 11:38:22,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 697. [2020-07-17 11:38:22,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 697 states. [2020-07-17 11:38:22,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 697 states and 843 transitions. [2020-07-17 11:38:22,713 INFO L78 Accepts]: Start accepts. Automaton has 697 states and 843 transitions. Word has length 107 [2020-07-17 11:38:22,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:38:22,713 INFO L479 AbstractCegarLoop]: Abstraction has 697 states and 843 transitions. [2020-07-17 11:38:22,713 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-17 11:38:22,713 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 843 transitions. [2020-07-17 11:38:22,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-07-17 11:38:22,716 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:38:22,716 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] [2020-07-17 11:38:22,716 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 11:38:22,716 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:38:22,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:38:22,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1945052595, now seen corresponding path program 1 times [2020-07-17 11:38:22,717 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:38:22,721 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142499313] [2020-07-17 11:38:22,721 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:38:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,100 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:38:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:23,311 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:38:23,311 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142499313] [2020-07-17 11:38:23,312 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:38:23,312 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-17 11:38:23,312 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609867161] [2020-07-17 11:38:23,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 11:38:23,314 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:38:23,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 11:38:23,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-07-17 11:38:23,314 INFO L87 Difference]: Start difference. First operand 697 states and 843 transitions. Second operand 12 states. [2020-07-17 11:38:23,818 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:38:24,474 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:38:25,175 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:25,535 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:25,802 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:38:26,095 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:26,370 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:28,327 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:38:28,604 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:29,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:38:29,545 INFO L93 Difference]: Finished difference Result 2212 states and 3039 transitions. [2020-07-17 11:38:29,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-07-17 11:38:29,546 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 111 [2020-07-17 11:38:29,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:38:29,557 INFO L225 Difference]: With dead ends: 2212 [2020-07-17 11:38:29,557 INFO L226 Difference]: Without dead ends: 1674 [2020-07-17 11:38:29,561 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-07-17 11:38:29,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1674 states. [2020-07-17 11:38:29,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1674 to 1447. [2020-07-17 11:38:29,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1447 states. [2020-07-17 11:38:29,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1447 states and 1761 transitions. [2020-07-17 11:38:29,817 INFO L78 Accepts]: Start accepts. Automaton has 1447 states and 1761 transitions. Word has length 111 [2020-07-17 11:38:29,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:38:29,818 INFO L479 AbstractCegarLoop]: Abstraction has 1447 states and 1761 transitions. [2020-07-17 11:38:29,818 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 11:38:29,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1761 transitions. [2020-07-17 11:38:29,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-07-17 11:38:29,824 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:38:29,825 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:38:29,825 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-17 11:38:29,825 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:38:29,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:38:29,826 INFO L82 PathProgramCache]: Analyzing trace with hash -451795391, now seen corresponding path program 1 times [2020-07-17 11:38:29,826 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:38:29,827 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747061670] [2020-07-17 11:38:29,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:38:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,166 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:38:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,455 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-17 11:38:30,455 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747061670] [2020-07-17 11:38:30,456 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1873449085] [2020-07-17 11:38:30,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:38:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:30,712 INFO L264 TraceCheckSpWp]: Trace formula consists of 961 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-17 11:38:30,733 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:38:30,934 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:38:30,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:38:30,935 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7] total 20 [2020-07-17 11:38:30,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045617689] [2020-07-17 11:38:30,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-17 11:38:30,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:38:30,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-17 11:38:30,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2020-07-17 11:38:30,938 INFO L87 Difference]: Start difference. First operand 1447 states and 1761 transitions. Second operand 20 states. [2020-07-17 11:38:31,673 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:38:32,083 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 11:38:32,350 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 11:38:32,596 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 11:38:33,274 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-07-17 11:38:33,489 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:38:33,798 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:38:34,315 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 11:38:35,633 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:38:36,347 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-07-17 11:38:36,673 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:37,074 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:37,675 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:38:38,071 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:38,658 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-17 11:38:39,285 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:38:39,777 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:38:40,537 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:38:41,278 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-17 11:38:41,586 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:38:41,953 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:38:42,207 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:38:42,480 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:38:43,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:38:43,878 INFO L93 Difference]: Finished difference Result 3372 states and 4422 transitions. [2020-07-17 11:38:43,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2020-07-17 11:38:43,879 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 170 [2020-07-17 11:38:43,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:38:43,892 INFO L225 Difference]: With dead ends: 3372 [2020-07-17 11:38:43,893 INFO L226 Difference]: Without dead ends: 2129 [2020-07-17 11:38:43,899 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1745 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=1074, Invalid=4626, Unknown=0, NotChecked=0, Total=5700 [2020-07-17 11:38:43,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2129 states. [2020-07-17 11:38:44,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2129 to 1818. [2020-07-17 11:38:44,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1818 states. [2020-07-17 11:38:44,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1818 states and 2222 transitions. [2020-07-17 11:38:44,291 INFO L78 Accepts]: Start accepts. Automaton has 1818 states and 2222 transitions. Word has length 170 [2020-07-17 11:38:44,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:38:44,293 INFO L479 AbstractCegarLoop]: Abstraction has 1818 states and 2222 transitions. [2020-07-17 11:38:44,294 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-17 11:38:44,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2222 transitions. [2020-07-17 11:38:44,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2020-07-17 11:38:44,312 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:38:44,313 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, 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] [2020-07-17 11:38:44,526 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2020-07-17 11:38:44,527 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:38:44,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:38:44,528 INFO L82 PathProgramCache]: Analyzing trace with hash 913052362, now seen corresponding path program 1 times [2020-07-17 11:38:44,529 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:38:44,529 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754967188] [2020-07-17 11:38:44,529 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:38:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,883 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:38:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,372 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 76 proven. 31 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2020-07-17 11:38:45,372 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754967188] [2020-07-17 11:38:45,372 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847800892] [2020-07-17 11:38:45,373 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:38:45,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:45,657 INFO L264 TraceCheckSpWp]: Trace formula consists of 1278 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-17 11:38:45,669 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:38:46,064 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 226 proven. 4 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-07-17 11:38:46,064 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:38:46,065 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 25 [2020-07-17 11:38:46,065 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716289703] [2020-07-17 11:38:46,066 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-07-17 11:38:46,067 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:38:46,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-07-17 11:38:46,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=520, Unknown=0, NotChecked=0, Total=600 [2020-07-17 11:38:46,070 INFO L87 Difference]: Start difference. First operand 1818 states and 2222 transitions. Second operand 25 states. [2020-07-17 11:38:47,053 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-07-17 11:38:47,956 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:38:48,954 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-07-17 11:38:49,537 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-07-17 11:38:50,049 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-07-17 11:38:50,299 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:50,565 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:38:50,883 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:38:51,187 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:38:51,462 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:52,500 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:52,850 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:38:57,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:38:57,953 INFO L93 Difference]: Finished difference Result 4961 states and 7038 transitions. [2020-07-17 11:38:57,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-07-17 11:38:57,954 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 299 [2020-07-17 11:38:57,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:38:57,971 INFO L225 Difference]: With dead ends: 4961 [2020-07-17 11:38:57,971 INFO L226 Difference]: Without dead ends: 2900 [2020-07-17 11:38:57,985 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 423 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1111 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=746, Invalid=3544, Unknown=0, NotChecked=0, Total=4290 [2020-07-17 11:38:57,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2900 states. [2020-07-17 11:38:58,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2900 to 2088. [2020-07-17 11:38:58,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2088 states. [2020-07-17 11:38:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 2088 states and 2464 transitions. [2020-07-17 11:38:58,374 INFO L78 Accepts]: Start accepts. Automaton has 2088 states and 2464 transitions. Word has length 299 [2020-07-17 11:38:58,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:38:58,375 INFO L479 AbstractCegarLoop]: Abstraction has 2088 states and 2464 transitions. [2020-07-17 11:38:58,375 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-07-17 11:38:58,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2464 transitions. [2020-07-17 11:38:58,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2020-07-17 11:38:58,388 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:38:58,389 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, 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, 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] [2020-07-17 11:38:58,602 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:38:58,603 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:38:58,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:38:58,603 INFO L82 PathProgramCache]: Analyzing trace with hash 1836144816, now seen corresponding path program 1 times [2020-07-17 11:38:58,603 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:38:58,604 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894963948] [2020-07-17 11:38:58,604 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:38:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:58,918 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:38:58,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,337 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 89 proven. 42 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2020-07-17 11:38:59,337 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894963948] [2020-07-17 11:38:59,337 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [683707164] [2020-07-17 11:38:59,337 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:38:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:38:59,566 INFO L264 TraceCheckSpWp]: Trace formula consists of 1317 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-17 11:38:59,573 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:38:59,811 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 264 proven. 16 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-07-17 11:38:59,811 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:38:59,811 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 9] total 22 [2020-07-17 11:38:59,812 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327464853] [2020-07-17 11:38:59,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-07-17 11:38:59,813 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:38:59,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-07-17 11:38:59,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2020-07-17 11:38:59,813 INFO L87 Difference]: Start difference. First operand 2088 states and 2464 transitions. Second operand 22 states. [2020-07-17 11:39:00,575 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-07-17 11:39:01,161 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-17 11:39:01,678 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-17 11:39:02,174 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-17 11:39:03,181 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-17 11:39:04,646 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-17 11:39:05,142 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-17 11:39:05,592 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:39:06,299 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:39:07,145 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:39:07,406 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:39:08,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:39:08,194 INFO L93 Difference]: Finished difference Result 4108 states and 5000 transitions. [2020-07-17 11:39:08,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-07-17 11:39:08,200 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 315 [2020-07-17 11:39:08,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:39:08,212 INFO L225 Difference]: With dead ends: 4108 [2020-07-17 11:39:08,212 INFO L226 Difference]: Without dead ends: 2243 [2020-07-17 11:39:08,219 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 477 GetRequests, 433 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 400 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=384, Invalid=1686, Unknown=0, NotChecked=0, Total=2070 [2020-07-17 11:39:08,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2243 states. [2020-07-17 11:39:08,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2243 to 2090. [2020-07-17 11:39:08,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2090 states. [2020-07-17 11:39:08,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 2090 states and 2460 transitions. [2020-07-17 11:39:08,652 INFO L78 Accepts]: Start accepts. Automaton has 2090 states and 2460 transitions. Word has length 315 [2020-07-17 11:39:08,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:39:08,656 INFO L479 AbstractCegarLoop]: Abstraction has 2090 states and 2460 transitions. [2020-07-17 11:39:08,656 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-07-17 11:39:08,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2460 transitions. [2020-07-17 11:39:08,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-07-17 11:39:08,667 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:39:08,668 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, 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, 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] [2020-07-17 11:39:08,881 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-17 11:39:08,882 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:39:08,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:39:08,883 INFO L82 PathProgramCache]: Analyzing trace with hash 236529018, now seen corresponding path program 1 times [2020-07-17 11:39:08,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:39:08,883 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967983448] [2020-07-17 11:39:08,884 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:39:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,220 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:39:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,605 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 82 proven. 21 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2020-07-17 11:39:09,606 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967983448] [2020-07-17 11:39:09,606 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408203975] [2020-07-17 11:39:09,606 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-17 11:39:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:09,838 INFO L264 TraceCheckSpWp]: Trace formula consists of 1317 conjuncts, 28 conjunts are in the unsatisfiable core [2020-07-17 11:39:09,852 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:39:10,059 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 193 proven. 16 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-07-17 11:39:10,059 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:39:10,059 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 8] total 22 [2020-07-17 11:39:10,059 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426466036] [2020-07-17 11:39:10,060 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-07-17 11:39:10,061 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:39:10,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-07-17 11:39:10,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2020-07-17 11:39:10,061 INFO L87 Difference]: Start difference. First operand 2090 states and 2460 transitions. Second operand 22 states. [2020-07-17 11:39:10,841 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:39:11,646 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:39:11,986 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:39:12,442 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:39:14,380 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:39:14,771 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:39:15,153 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:39:15,401 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:39:15,764 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:39:16,040 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:39:17,459 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:39:17,748 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:39:18,014 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:39:18,269 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:39:18,819 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-07-17 11:39:19,081 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:39:19,558 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-07-17 11:39:19,807 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:39:20,307 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-17 11:39:20,777 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-17 11:39:21,606 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:39:21,964 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:39:22,233 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:39:22,494 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:39:22,979 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-07-17 11:39:23,450 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-07-17 11:39:24,234 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:39:26,184 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:39:26,468 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:39:26,726 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:39:27,219 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-17 11:39:27,698 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-17 11:39:29,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:39:29,952 INFO L93 Difference]: Finished difference Result 8412 states and 11128 transitions. [2020-07-17 11:39:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2020-07-17 11:39:29,952 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 316 [2020-07-17 11:39:29,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:39:29,984 INFO L225 Difference]: With dead ends: 8412 [2020-07-17 11:39:29,984 INFO L226 Difference]: Without dead ends: 6144 [2020-07-17 11:39:29,997 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 553 GetRequests, 444 SyntacticMatches, 1 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4126 ImplicationChecksByTransitivity, 11.3s TimeCoverageRelationStatistics Valid=2091, Invalid=9899, Unknown=0, NotChecked=0, Total=11990 [2020-07-17 11:39:30,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6144 states. [2020-07-17 11:39:30,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6144 to 4706. [2020-07-17 11:39:30,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4706 states. [2020-07-17 11:39:30,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4706 states to 4706 states and 5432 transitions. [2020-07-17 11:39:30,669 INFO L78 Accepts]: Start accepts. Automaton has 4706 states and 5432 transitions. Word has length 316 [2020-07-17 11:39:30,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:39:30,669 INFO L479 AbstractCegarLoop]: Abstraction has 4706 states and 5432 transitions. [2020-07-17 11:39:30,669 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-07-17 11:39:30,669 INFO L276 IsEmpty]: Start isEmpty. Operand 4706 states and 5432 transitions. [2020-07-17 11:39:30,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2020-07-17 11:39:30,690 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:39:30,690 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:39:30,905 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:39:30,906 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:39:30,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:39:30,906 INFO L82 PathProgramCache]: Analyzing trace with hash 104854796, now seen corresponding path program 1 times [2020-07-17 11:39:30,906 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:39:30,906 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355134220] [2020-07-17 11:39:30,907 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:39:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,347 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:39:31,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:31,725 INFO L134 CoverageAnalysis]: Checked inductivity of 890 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 823 trivial. 0 not checked. [2020-07-17 11:39:31,726 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355134220] [2020-07-17 11:39:31,726 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:39:31,726 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-17 11:39:31,726 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634927505] [2020-07-17 11:39:31,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-17 11:39:31,727 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:39:31,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-17 11:39:31,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:39:31,728 INFO L87 Difference]: Start difference. First operand 4706 states and 5432 transitions. Second operand 10 states. [2020-07-17 11:39:32,234 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:39:34,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:39:34,377 INFO L93 Difference]: Finished difference Result 5776 states and 6894 transitions. [2020-07-17 11:39:34,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-07-17 11:39:34,378 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 433 [2020-07-17 11:39:34,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:39:34,402 INFO L225 Difference]: With dead ends: 5776 [2020-07-17 11:39:34,402 INFO L226 Difference]: Without dead ends: 5107 [2020-07-17 11:39:34,406 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=276, Invalid=846, Unknown=0, NotChecked=0, Total=1122 [2020-07-17 11:39:34,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5107 states. [2020-07-17 11:39:35,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5107 to 4634. [2020-07-17 11:39:35,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4634 states. [2020-07-17 11:39:35,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 4634 states and 5324 transitions. [2020-07-17 11:39:35,037 INFO L78 Accepts]: Start accepts. Automaton has 4634 states and 5324 transitions. Word has length 433 [2020-07-17 11:39:35,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:39:35,038 INFO L479 AbstractCegarLoop]: Abstraction has 4634 states and 5324 transitions. [2020-07-17 11:39:35,038 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-17 11:39:35,038 INFO L276 IsEmpty]: Start isEmpty. Operand 4634 states and 5324 transitions. [2020-07-17 11:39:35,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2020-07-17 11:39:35,051 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:39:35,051 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2020-07-17 11:39:35,052 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-07-17 11:39:35,052 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:39:35,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:39:35,052 INFO L82 PathProgramCache]: Analyzing trace with hash -699885907, now seen corresponding path program 1 times [2020-07-17 11:39:35,052 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:39:35,053 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471895283] [2020-07-17 11:39:35,053 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:39:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,423 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:39:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,689 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 90 proven. 4 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2020-07-17 11:39:35,689 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471895283] [2020-07-17 11:39:35,689 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1455439547] [2020-07-17 11:39:35,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-17 11:39:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:35,911 INFO L264 TraceCheckSpWp]: Trace formula consists of 1453 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-17 11:39:35,921 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:39:35,983 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2020-07-17 11:39:35,984 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-17 11:39:35,984 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 10 [2020-07-17 11:39:35,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091745597] [2020-07-17 11:39:35,984 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 11:39:35,985 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:39:35,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 11:39:35,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:39:35,985 INFO L87 Difference]: Start difference. First operand 4634 states and 5324 transitions. Second operand 3 states. [2020-07-17 11:39:36,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:39:36,400 INFO L93 Difference]: Finished difference Result 5554 states and 6418 transitions. [2020-07-17 11:39:36,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 11:39:36,400 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 367 [2020-07-17 11:39:36,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:39:36,407 INFO L225 Difference]: With dead ends: 5554 [2020-07-17 11:39:36,407 INFO L226 Difference]: Without dead ends: 1900 [2020-07-17 11:39:36,415 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 501 GetRequests, 493 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:39:36,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1900 states. [2020-07-17 11:39:36,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1900 to 1868. [2020-07-17 11:39:36,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1868 states. [2020-07-17 11:39:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1868 states and 2081 transitions. [2020-07-17 11:39:36,736 INFO L78 Accepts]: Start accepts. Automaton has 1868 states and 2081 transitions. Word has length 367 [2020-07-17 11:39:36,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:39:36,736 INFO L479 AbstractCegarLoop]: Abstraction has 1868 states and 2081 transitions. [2020-07-17 11:39:36,736 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 11:39:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2081 transitions. [2020-07-17 11:39:36,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2020-07-17 11:39:36,741 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:39:36,742 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:39:36,950 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-07-17 11:39:36,951 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:39:36,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:39:36,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1572437737, now seen corresponding path program 1 times [2020-07-17 11:39:36,952 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:39:36,952 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294344716] [2020-07-17 11:39:36,953 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:39:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,373 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:39:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:37,793 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 132 proven. 4 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2020-07-17 11:39:37,793 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294344716] [2020-07-17 11:39:37,793 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620068652] [2020-07-17 11:39:37,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:39:38,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:38,042 INFO L264 TraceCheckSpWp]: Trace formula consists of 1492 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-17 11:39:38,051 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:39:38,283 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 408 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-07-17 11:39:38,284 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-17 11:39:38,284 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [19] total 24 [2020-07-17 11:39:38,284 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358813772] [2020-07-17 11:39:38,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 11:39:38,285 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:39:38,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 11:39:38,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2020-07-17 11:39:38,285 INFO L87 Difference]: Start difference. First operand 1868 states and 2081 transitions. Second operand 8 states. [2020-07-17 11:39:38,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:39:38,957 INFO L93 Difference]: Finished difference Result 3454 states and 3864 transitions. [2020-07-17 11:39:38,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 11:39:38,957 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 388 [2020-07-17 11:39:38,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:39:38,964 INFO L225 Difference]: With dead ends: 3454 [2020-07-17 11:39:38,965 INFO L226 Difference]: Without dead ends: 1774 [2020-07-17 11:39:38,968 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 515 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2020-07-17 11:39:38,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1774 states. [2020-07-17 11:39:39,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1774 to 1761. [2020-07-17 11:39:39,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1761 states. [2020-07-17 11:39:39,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1761 states and 1956 transitions. [2020-07-17 11:39:39,399 INFO L78 Accepts]: Start accepts. Automaton has 1761 states and 1956 transitions. Word has length 388 [2020-07-17 11:39:39,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:39:39,400 INFO L479 AbstractCegarLoop]: Abstraction has 1761 states and 1956 transitions. [2020-07-17 11:39:39,400 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 11:39:39,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 1956 transitions. [2020-07-17 11:39:39,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2020-07-17 11:39:39,405 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:39:39,406 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:39:39,618 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:39:39,619 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:39:39,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:39:39,620 INFO L82 PathProgramCache]: Analyzing trace with hash 2080283791, now seen corresponding path program 1 times [2020-07-17 11:39:39,620 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:39:39,621 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933153386] [2020-07-17 11:39:39,621 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:39:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,021 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:39:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,478 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 183 proven. 26 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-07-17 11:39:40,478 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933153386] [2020-07-17 11:39:40,478 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847463020] [2020-07-17 11:39:40,479 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:39:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:39:40,745 INFO L264 TraceCheckSpWp]: Trace formula consists of 1501 conjuncts, 42 conjunts are in the unsatisfiable core [2020-07-17 11:39:40,755 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:39:41,061 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 243 proven. 49 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2020-07-17 11:39:41,062 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:39:41,062 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 12] total 26 [2020-07-17 11:39:41,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256876441] [2020-07-17 11:39:41,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-07-17 11:39:41,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:39:41,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-07-17 11:39:41,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=557, Unknown=0, NotChecked=0, Total=650 [2020-07-17 11:39:41,063 INFO L87 Difference]: Start difference. First operand 1761 states and 1956 transitions. Second operand 26 states. [2020-07-17 11:39:41,948 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-07-17 11:39:42,711 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:39:44,183 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-17 11:39:44,548 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:39:44,860 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:39:45,135 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:39:47,251 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 190 [2020-07-17 11:39:47,998 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-07-17 11:39:50,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:39:50,211 INFO L93 Difference]: Finished difference Result 2880 states and 3274 transitions. [2020-07-17 11:39:50,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-07-17 11:39:50,212 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 392 [2020-07-17 11:39:50,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:39:50,215 INFO L225 Difference]: With dead ends: 2880 [2020-07-17 11:39:50,215 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 11:39:50,236 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 608 GetRequests, 541 SyntacticMatches, 4 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1114 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=688, Invalid=3472, Unknown=0, NotChecked=0, Total=4160 [2020-07-17 11:39:50,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 11:39:50,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 11:39:50,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 11:39:50,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 11:39:50,238 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 392 [2020-07-17 11:39:50,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:39:50,239 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 11:39:50,239 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-07-17 11:39:50,239 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 11:39:50,239 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 11:39:50,454 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-07-17 11:39:50,458 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 11:39:51,044 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-07-17 11:39:51,574 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-07-17 11:39:52,044 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-07-17 11:39:53,195 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-07-17 11:39:53,525 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-07-17 11:39:53,851 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-07-17 11:39:56,239 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 205 [2020-07-17 11:39:56,572 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-07-17 11:39:57,045 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 236 [2020-07-17 11:39:59,747 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 618 DAG size of output: 422 [2020-07-17 11:40:10,852 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 588 DAG size of output: 442 [2020-07-17 11:40:11,256 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 353 [2020-07-17 11:40:15,948 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 255 [2020-07-17 11:40:17,904 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 63 [2020-07-17 11:40:21,710 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 791 DAG size of output: 542 [2020-07-17 11:40:25,036 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-07-17 11:40:25,241 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-17 11:40:28,070 WARN L193 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 219 DAG size of output: 48 [2020-07-17 11:40:28,277 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 1 [2020-07-17 11:40:28,666 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 27 [2020-07-17 11:40:29,261 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-07-17 11:40:29,430 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-07-17 11:40:31,392 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2020-07-17 11:40:32,767 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 311 DAG size of output: 32 [2020-07-17 11:40:33,018 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 1 [2020-07-17 11:40:34,352 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 196 DAG size of output: 45 [2020-07-17 11:40:35,760 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 202 DAG size of output: 50 [2020-07-17 11:40:37,156 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 349 DAG size of output: 38 [2020-07-17 11:40:38,086 WARN L193 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 48 [2020-07-17 11:40:38,311 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-17 11:40:38,532 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:40:41,066 WARN L193 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 268 DAG size of output: 83 [2020-07-17 11:40:43,405 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 398 DAG size of output: 36 [2020-07-17 11:40:43,613 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 1 [2020-07-17 11:40:44,367 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 1 [2020-07-17 11:40:48,053 WARN L193 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 278 DAG size of output: 57 [2020-07-17 11:40:49,419 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 217 DAG size of output: 35 [2020-07-17 11:40:49,984 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-07-17 11:40:50,903 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 48 [2020-07-17 11:40:52,531 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 322 DAG size of output: 59 [2020-07-17 11:40:53,630 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 268 DAG size of output: 61 [2020-07-17 11:40:56,544 WARN L193 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 240 DAG size of output: 54 [2020-07-17 11:41:01,061 WARN L193 SmtUtils]: Spent 4.50 s on a formula simplification. DAG size of input: 333 DAG size of output: 55 [2020-07-17 11:41:01,447 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 48 [2020-07-17 11:41:03,466 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 213 DAG size of output: 46 [2020-07-17 11:41:05,550 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 197 DAG size of output: 42 [2020-07-17 11:41:05,744 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-07-17 11:41:07,378 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 203 DAG size of output: 49 [2020-07-17 11:41:07,562 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-07-17 11:41:07,771 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 29 [2020-07-17 11:41:07,969 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-17 11:41:09,128 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 223 DAG size of output: 61 [2020-07-17 11:41:09,353 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 29 [2020-07-17 11:41:10,773 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 208 DAG size of output: 42 [2020-07-17 11:41:11,468 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 31 [2020-07-17 11:41:13,110 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 243 DAG size of output: 68 [2020-07-17 11:41:14,224 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 195 DAG size of output: 47 [2020-07-17 11:41:14,417 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-17 11:41:15,934 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 211 DAG size of output: 48 [2020-07-17 11:41:16,139 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 1 [2020-07-17 11:41:16,336 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-17 11:41:16,527 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 33 [2020-07-17 11:41:16,713 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-07-17 11:41:16,940 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-07-17 11:41:18,187 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 201 DAG size of output: 50 [2020-07-17 11:41:20,599 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 238 DAG size of output: 53 [2020-07-17 11:41:21,550 WARN L193 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 23 [2020-07-17 11:41:22,926 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 217 DAG size of output: 35 [2020-07-17 11:41:25,340 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 417 DAG size of output: 62 [2020-07-17 11:41:27,920 WARN L193 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 352 DAG size of output: 34 [2020-07-17 11:41:28,143 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 1 [2020-07-17 11:41:28,357 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 1 [2020-07-17 11:41:28,562 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-17 11:41:28,567 INFO L268 CegarLoopResult]: For program point L544(lines 521 545) no Hoare annotation was computed. [2020-07-17 11:41:28,567 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 497 552) no Hoare annotation was computed. [2020-07-17 11:41:28,568 INFO L268 CegarLoopResult]: For program point L528(lines 528 532) no Hoare annotation was computed. [2020-07-17 11:41:28,568 INFO L268 CegarLoopResult]: For program point L528-1(lines 528 532) no Hoare annotation was computed. [2020-07-17 11:41:28,568 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-07-17 11:41:28,568 INFO L268 CegarLoopResult]: For program point L522-2(lines 522 543) no Hoare annotation was computed. [2020-07-17 11:41:28,568 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 497 552) no Hoare annotation was computed. [2020-07-17 11:41:28,568 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 497 552) no Hoare annotation was computed. [2020-07-17 11:41:28,568 INFO L268 CegarLoopResult]: For program point L579-2(lines 579 604) no Hoare annotation was computed. [2020-07-17 11:41:28,568 INFO L268 CegarLoopResult]: For program point L605(lines 578 606) no Hoare annotation was computed. [2020-07-17 11:41:28,568 INFO L268 CegarLoopResult]: For program point L598(line 598) no Hoare annotation was computed. [2020-07-17 11:41:28,568 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 553 612) no Hoare annotation was computed. [2020-07-17 11:41:28,569 INFO L268 CegarLoopResult]: For program point L598-1(line 598) no Hoare annotation was computed. [2020-07-17 11:41:28,569 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 553 612) no Hoare annotation was computed. [2020-07-17 11:41:28,569 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 553 612) no Hoare annotation was computed. [2020-07-17 11:41:28,569 INFO L268 CegarLoopResult]: For program point L585(lines 585 589) no Hoare annotation was computed. [2020-07-17 11:41:28,569 INFO L268 CegarLoopResult]: For program point L585-1(lines 585 589) no Hoare annotation was computed. [2020-07-17 11:41:28,569 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-07-17 11:41:28,569 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 829 835) the Hoare annotation is: true [2020-07-17 11:41:28,569 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 829 835) no Hoare annotation was computed. [2020-07-17 11:41:28,570 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 836 844) no Hoare annotation was computed. [2020-07-17 11:41:28,570 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 836 844) the Hoare annotation is: true [2020-07-17 11:41:28,570 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 836 844) no Hoare annotation was computed. [2020-07-17 11:41:28,570 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 848 855) 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))) [2020-07-17 11:41:28,570 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 848 855) no Hoare annotation was computed. [2020-07-17 11:41:28,570 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 848 855) no Hoare annotation was computed. [2020-07-17 11:41:28,571 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 856 865) the Hoare annotation is: (let ((.cse11 (not (<= 1 ~waterLevel~0))) (.cse2 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse12 (not (<= ~waterLevel~0 1))) (.cse13 (not (= 1 ~waterLevel~0))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse8 (not (< 1 ~waterLevel~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 0 ~waterLevel~0))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse10 (not (= 0 ~pumpRunning~0))) (.cse5 (not (<= ~waterLevel~0 0))) (.cse6 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse1 .cse8 .cse3 .cse4 .cse6) (or .cse9 .cse0 .cse3 .cse10 .cse5 .cse6) (or .cse7 .cse1 .cse8 .cse3 .cse10 .cse6) (or .cse9 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse11 .cse1 .cse2 .cse3 .cse12 .cse4 .cse6) (or .cse7 (not (= 0 ~systemActive~0)) .cse3 .cse10) (or .cse9 .cse7 .cse8 .cse3 .cse10 .cse6) (or .cse13 .cse1 .cse3 .cse10 .cse6) (or .cse11 .cse9 .cse2 .cse3 .cse12 .cse4 .cse6) (or .cse9 .cse13 .cse3 .cse10 .cse6) (or .cse9 .cse7 .cse8 .cse3 .cse4 .cse6) (or .cse0 .cse1 .cse3 .cse10 .cse5 .cse6))) [2020-07-17 11:41:28,571 INFO L268 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-07-17 11:41:28,571 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 856 865) no Hoare annotation was computed. [2020-07-17 11:41:28,571 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 856 865) no Hoare annotation was computed. [2020-07-17 11:41:28,571 INFO L264 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~waterLevel~0))) (.cse3 (not (<= ~waterLevel~0 0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse11 (not (< 1 ~waterLevel~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse7 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse9 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse8 (not (<= ~waterLevel~0 1))) (.cse10 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (not (= 0 ~systemActive~0)) .cse2) (or .cse6 .cse0 .cse2 .cse3 .cse4) (or .cse7 .cse1 .cse8 .cse2 .cse4) (or .cse0 .cse1 .cse9 .cse10 .cse3 .cse4) (or .cse6 .cse5 .cse11 .cse2 .cse4) (or .cse5 .cse1 .cse11 .cse10 .cse4) (or .cse5 .cse1 .cse11 .cse2 .cse4) (or .cse6 (not (= 1 ~waterLevel~0)) .cse2 .cse4) (or .cse7 .cse1 .cse9 .cse8 .cse10 .cse4))) [2020-07-17 11:41:28,572 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 866 894) the Hoare annotation is: true [2020-07-17 11:41:28,572 INFO L268 CegarLoopResult]: For program point L879(lines 879 885) no Hoare annotation was computed. [2020-07-17 11:41:28,572 INFO L268 CegarLoopResult]: For program point L878(lines 878 888) no Hoare annotation was computed. [2020-07-17 11:41:28,572 INFO L264 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (let ((.cse11 (not (< 1 ~waterLevel~0))) (.cse10 (not (<= ~waterLevel~0 2))) (.cse12 (not (= 0 ~systemActive~0))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= 1 ~waterLevel~0))) (.cse0 (= __utac_acc__Specification5_spec__3_~tmp~9 ~waterLevel~0)) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse8 (not (<= ~waterLevel~0 0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 .cse7 .cse8 .cse4) (or .cse0 .cse5 .cse2 .cse3 .cse8 .cse4) (or .cse9 .cse10 .cse11 .cse3 .cse4) (or .cse10 .cse2 .cse11 .cse7 .cse4) (or .cse10 .cse2 .cse11 .cse3 .cse4) (or .cse0 .cse10 .cse12 .cse3) (or .cse12 (not (= 2 ~waterLevel~0)) .cse3) (or (not (<= 1 ~waterLevel~0)) .cse0 .cse2 .cse6 (not (<= ~waterLevel~0 1)) .cse7 .cse4) (or .cse0 .cse9 .cse1 .cse3 .cse4) (or .cse0 .cse9 .cse5 .cse3 .cse8 .cse4))) [2020-07-17 11:41:28,572 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 866 894) no Hoare annotation was computed. [2020-07-17 11:41:28,573 INFO L268 CegarLoopResult]: For program point L876-1(line 876) no Hoare annotation was computed. [2020-07-17 11:41:28,573 INFO L268 CegarLoopResult]: For program point L874(lines 874 891) no Hoare annotation was computed. [2020-07-17 11:41:28,573 INFO L268 CegarLoopResult]: For program point L874-1(lines 866 894) no Hoare annotation was computed. [2020-07-17 11:41:28,573 INFO L271 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: true [2020-07-17 11:41:28,573 INFO L268 CegarLoopResult]: For program point L872-1(line 872) no Hoare annotation was computed. [2020-07-17 11:41:28,573 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 421 443) 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))) [2020-07-17 11:41:28,573 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 421 443) no Hoare annotation was computed. [2020-07-17 11:41:28,574 INFO L264 CegarLoopResult]: At program point L433(line 433) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 1 main_~tmp~5) (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= main_~tmp~5 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 11:41:28,574 INFO L264 CegarLoopResult]: At program point L433-1(line 433) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 1 main_~tmp~5) (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= main_~tmp~5 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 11:41:28,574 INFO L268 CegarLoopResult]: For program point L431(lines 431 438) no Hoare annotation was computed. [2020-07-17 11:41:28,574 INFO L268 CegarLoopResult]: For program point L431-1(lines 431 438) no Hoare annotation was computed. [2020-07-17 11:41:28,574 INFO L268 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-07-17 11:41:28,574 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 421 443) no Hoare annotation was computed. [2020-07-17 11:41:28,574 INFO L264 CegarLoopResult]: At program point L428(line 428) 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))) [2020-07-17 11:41:28,575 INFO L264 CegarLoopResult]: At program point L427(line 427) 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))) [2020-07-17 11:41:28,575 INFO L264 CegarLoopResult]: At program point L427-1(line 427) 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))) [2020-07-17 11:41:28,575 INFO L268 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-07-17 11:41:28,575 INFO L268 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed. [2020-07-17 11:41:28,575 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 375 398) no Hoare annotation was computed. [2020-07-17 11:41:28,575 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-07-17 11:41:28,575 INFO L268 CegarLoopResult]: For program point L382(line 382) no Hoare annotation was computed. [2020-07-17 11:41:28,575 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-07-17 11:41:28,575 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 375 398) no Hoare annotation was computed. [2020-07-17 11:41:28,576 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-07-17 11:41:28,576 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 375 398) no Hoare annotation was computed. [2020-07-17 11:41:28,576 INFO L268 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-07-17 11:41:28,576 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-07-17 11:41:28,576 INFO L268 CegarLoopResult]: For program point L391(line 391) no Hoare annotation was computed. [2020-07-17 11:41:28,576 INFO L268 CegarLoopResult]: For program point L390(line 390) no Hoare annotation was computed. [2020-07-17 11:41:28,576 INFO L268 CegarLoopResult]: For program point L389(line 389) no Hoare annotation was computed. [2020-07-17 11:41:28,576 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-07-17 11:41:28,576 INFO L268 CegarLoopResult]: For program point L387(line 387) no Hoare annotation was computed. [2020-07-17 11:41:28,576 INFO L268 CegarLoopResult]: For program point L386(line 386) no Hoare annotation was computed. [2020-07-17 11:41:28,577 INFO L264 CegarLoopResult]: At program point L118(line 118) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse7 (not (<= 1 ~waterLevel~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (< 1 ~waterLevel~0)) .cse3) (or .cse4 .cse5 .cse1 .cse6 .cse3) (or (not (= 1 ~waterLevel~0)) .cse1 .cse2 .cse3) (or .cse7 .cse8 .cse9 .cse10 .cse2 (not (<= ~waterLevel~0 1)) .cse3) (or .cse5 .cse9 .cse8 .cse10 .cse2 .cse6 .cse3) (or .cse7 .cse4 .cse0 .cse1 .cse3) (or .cse5 .cse1 .cse2 .cse6 .cse3))) [2020-07-17 11:41:28,577 INFO L268 CegarLoopResult]: For program point L118-1(lines 99 123) no Hoare annotation was computed. [2020-07-17 11:41:28,577 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (let ((.cse5 (not (<= 0 ~waterLevel~0))) (.cse6 (not (<= ~waterLevel~0 0))) (.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~0) (= 0 ~pumpRunning~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse9 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 1)) .cse4) (or .cse1 .cse5 .cse2 .cse3 .cse6 .cse4) (or .cse5 .cse7 .cse8 .cse9 .cse6 .cse4) (or .cse5 .cse2 .cse3 .cse9 .cse6 .cse4) (or .cse0 .cse10 .cse2 .cse3 .cse9 .cse4) (or .cse1 .cse10 .cse2 .cse3 (not (< 1 ~waterLevel~0)) .cse4) (or (not (= 1 ~waterLevel~0)) .cse7 .cse8 .cse9 .cse4))) [2020-07-17 11:41:28,578 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 99 123) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse12 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse8 (not (<= ~waterLevel~0 2))) (.cse9 (not (< 1 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 1 ~waterLevel~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (<= ~waterLevel~0 0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse7 .cse3 .cse5) (or .cse8 .cse2 .cse7 .cse9 .cse3 .cse5) (or (not (<= 1 ~waterLevel~0)) .cse10 .cse11 .cse12 .cse7 (not (<= ~waterLevel~0 1)) .cse5) (or .cse1 .cse11 .cse10 .cse12 .cse7 .cse4 .cse5) (or .cse0 .cse8 .cse2 .cse9 .cse3 .cse5) (or .cse0 .cse6 .cse2 .cse3 .cse5) (or .cse1 .cse2 .cse7 .cse3 .cse4 .cse5))) [2020-07-17 11:41:28,578 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse8 (not (< 1 ~waterLevel~0))) (.cse9 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 0))) (.cse5 (not (= 1 ~waterLevel~0))) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse4) (or (not (<= 1 ~waterLevel~0)) .cse0 .cse2 (not (<= ~waterLevel~0 1)) .cse4) (or .cse7 .cse2 .cse6 .cse8 .cse9 .cse4) (or .cse1 .cse10 .cse11 .cse6 .cse3 .cse4) (or .cse0 .cse7 .cse2 .cse8 .cse9 .cse4) (or .cse1 .cse2 .cse6 .cse3 .cse4) (or .cse5 .cse10 .cse11 .cse6 .cse4))) [2020-07-17 11:41:28,578 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 99 123) no Hoare annotation was computed. [2020-07-17 11:41:28,578 INFO L268 CegarLoopResult]: For program point L107(lines 107 115) no Hoare annotation was computed. [2020-07-17 11:41:28,578 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= ~waterLevel~0 2))) (.cse9 (not (< 1 ~waterLevel~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (<= ~waterLevel~0 0))) (.cse6 (not (= 1 ~waterLevel~0))) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse7 .cse3 .cse5) (or .cse8 .cse2 .cse7 .cse9 .cse3 .cse5) (or .cse1 .cse10 .cse11 .cse7 .cse4 .cse5) (or .cse0 .cse6 .cse2 .cse3 .cse5) (or .cse0 .cse8 .cse2 .cse9 .cse3 .cse5) (or .cse1 .cse2 .cse7 .cse3 .cse4 .cse5) (or .cse6 .cse10 .cse11 .cse7 .cse5))) [2020-07-17 11:41:28,579 INFO L268 CegarLoopResult]: For program point L105-1(line 105) no Hoare annotation was computed. [2020-07-17 11:41:28,579 INFO L268 CegarLoopResult]: For program point L103(lines 103 120) no Hoare annotation was computed. [2020-07-17 11:41:28,579 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 258 272) no Hoare annotation was computed. [2020-07-17 11:41:28,579 INFO L264 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (let ((.cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= 0 |old(~systemActive~0)|))) (and (or .cse0 .cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse2 (not (<= ~waterLevel~0 1))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2) (or (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-17 11:41:28,579 INFO L268 CegarLoopResult]: For program point L262(lines 262 268) no Hoare annotation was computed. [2020-07-17 11:41:28,579 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 258 272) the Hoare annotation is: (let ((.cse3 (= |old(~systemActive~0)| ~systemActive~0))) (let ((.cse0 (and .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= 0 |old(~systemActive~0)|))) (and (or .cse0 .cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse2 (not (<= ~waterLevel~0 1))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2) (or (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= 0 ~pumpRunning~0)))))) [2020-07-17 11:41:28,579 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 258 272) no Hoare annotation was computed. [2020-07-17 11:41:28,579 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 194 202) no Hoare annotation was computed. [2020-07-17 11:41:28,580 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 194 202) the Hoare annotation is: true [2020-07-17 11:41:28,580 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 194 202) no Hoare annotation was computed. [2020-07-17 11:41:28,580 INFO L268 CegarLoopResult]: For program point L222(lines 222 230) no Hoare annotation was computed. [2020-07-17 11:41:28,580 INFO L268 CegarLoopResult]: For program point L222-2(lines 222 230) no Hoare annotation was computed. [2020-07-17 11:41:28,580 INFO L268 CegarLoopResult]: For program point L210(lines 210 218) no Hoare annotation was computed. [2020-07-17 11:41:28,580 INFO L268 CegarLoopResult]: For program point L210-2(lines 210 218) no Hoare annotation was computed. [2020-07-17 11:41:28,580 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 203 238) no Hoare annotation was computed. [2020-07-17 11:41:28,580 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-17 11:41:28,580 INFO L268 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed. [2020-07-17 11:41:28,580 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 203 238) no Hoare annotation was computed. [2020-07-17 11:41:28,581 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 203 238) no Hoare annotation was computed. [2020-07-17 11:41:28,581 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 822 828) no Hoare annotation was computed. [2020-07-17 11:41:28,581 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 822 828) the Hoare annotation is: true [2020-07-17 11:41:28,581 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 451 496) no Hoare annotation was computed. [2020-07-17 11:41:28,581 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 451 496) no Hoare annotation was computed. [2020-07-17 11:41:28,581 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 451 496) no Hoare annotation was computed. [2020-07-17 11:41:28,581 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 764 809) no Hoare annotation was computed. [2020-07-17 11:41:28,581 INFO L268 CegarLoopResult]: For program point L784(lines 784 791) no Hoare annotation was computed. [2020-07-17 11:41:28,581 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 764 809) no Hoare annotation was computed. [2020-07-17 11:41:28,581 INFO L268 CegarLoopResult]: For program point L778(lines 778 798) no Hoare annotation was computed. [2020-07-17 11:41:28,582 INFO L268 CegarLoopResult]: For program point L778-1(lines 778 798) no Hoare annotation was computed. [2020-07-17 11:41:28,582 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 764 809) no Hoare annotation was computed. [2020-07-17 11:41:28,582 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 407 417) 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))) [2020-07-17 11:41:28,582 INFO L264 CegarLoopResult]: At program point L412(line 412) 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)|))) [2020-07-17 11:41:28,582 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 407 417) no Hoare annotation was computed. [2020-07-17 11:41:28,582 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 407 417) no Hoare annotation was computed. [2020-07-17 11:41:28,583 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 183 193) the Hoare annotation is: true [2020-07-17 11:41:28,583 INFO L271 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: true [2020-07-17 11:41:28,583 INFO L268 CegarLoopResult]: For program point L188-1(line 188) no Hoare annotation was computed. [2020-07-17 11:41:28,583 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 183 193) no Hoare annotation was computed. [2020-07-17 11:41:28,583 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 183 193) no Hoare annotation was computed. [2020-07-17 11:41:28,583 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 175 182) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse2 (not (<= ~waterLevel~0 1))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2))) [2020-07-17 11:41:28,583 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 175 182) no Hoare annotation was computed. [2020-07-17 11:41:28,583 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 175 182) no Hoare annotation was computed. [2020-07-17 11:41:28,583 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 975 988) no Hoare annotation was computed. [2020-07-17 11:41:28,584 INFO L268 CegarLoopResult]: For program point L979(lines 979 985) no Hoare annotation was computed. [2020-07-17 11:41:28,584 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 975 988) the Hoare annotation is: true [2020-07-17 11:41:28,584 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 975 988) no Hoare annotation was computed. [2020-07-17 11:41:28,584 INFO L268 CegarLoopResult]: For program point L129(lines 129 146) no Hoare annotation was computed. [2020-07-17 11:41:28,584 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 125 149) no Hoare annotation was computed. [2020-07-17 11:41:28,584 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 125 149) the Hoare annotation is: (let ((.cse8 (not (<= ~waterLevel~0 2))) (.cse9 (not (< 1 ~waterLevel~0))) (.cse6 (not (= 1 ~waterLevel~0))) (.cse10 (not (<= 1 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (not (<= 1 |old(~pumpRunning~0)|))) (.cse12 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse14 (not (<= ~waterLevel~0 1))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (<= ~waterLevel~0 0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse7 .cse3 .cse5) (or .cse8 .cse2 .cse7 .cse9 .cse3 .cse5) (or .cse10 .cse11 .cse12 .cse13 .cse7 .cse14 .cse5) (or .cse1 .cse12 .cse11 .cse13 .cse7 .cse4 .cse5) (or .cse0 .cse8 .cse2 .cse9 .cse3 .cse5) (or .cse0 .cse6 .cse2 .cse3 .cse5) (or .cse0 .cse1 .cse11 .cse12 .cse13 .cse4 .cse5) (or .cse10 .cse0 .cse11 .cse12 .cse13 .cse14 .cse5) (or .cse1 .cse2 .cse7 .cse3 .cse4 .cse5))) [2020-07-17 11:41:28,585 INFO L264 CegarLoopResult]: At program point L144(line 144) the Hoare annotation is: (let ((.cse10 (not (<= ~waterLevel~0 2))) (.cse11 (not (< 1 ~waterLevel~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (= 1 ~waterLevel~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse7 (= 0 ~pumpRunning~0)) (.cse8 (not (<= ~waterLevel~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~waterLevel~0)) .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse3) (or .cse9 .cse6 .cse2 .cse7 .cse3) (or .cse10 .cse6 .cse2 .cse11 .cse7 .cse3) (or .cse4 .cse5 .cse0 .cse1 .cse8 .cse3) (or .cse5 .cse0 .cse1 .cse2 .cse8 .cse3) (or .cse4 .cse9 .cse6 .cse7 .cse3) (or .cse4 .cse10 .cse6 .cse11 .cse7 .cse3) (or .cse4 .cse9 .cse0 .cse1 .cse3) (or .cse5 .cse6 .cse2 .cse7 .cse8 .cse3))) [2020-07-17 11:41:28,585 INFO L268 CegarLoopResult]: For program point L144-1(lines 125 149) no Hoare annotation was computed. [2020-07-17 11:41:28,585 INFO L264 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse11 (not (<= 1 ~waterLevel~0))) (.cse8 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 processEnvironment_~tmp~1))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= 1 ~waterLevel~0))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (< 1 ~waterLevel~0)) .cse3) (or .cse4 .cse5 .cse1 .cse6 .cse3) (or .cse7 .cse1 .cse2 .cse3) (or .cse5 .cse8 .cse9 .cse10 .cse2 .cse6 .cse3) (or .cse11 .cse4 .cse0 .cse1 .cse3) (or .cse4 .cse5 .cse9 .cse10 .cse6 .cse3) (or .cse11 .cse8 .cse9 .cse10 .cse2 (not (<= ~waterLevel~0 1)) .cse3) (or .cse4 .cse7 .cse9 .cse10 .cse3) (or .cse5 .cse1 .cse2 .cse6 .cse3))) [2020-07-17 11:41:28,585 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (let ((.cse4 (not (<= ~waterLevel~0 1))) (.cse0 (not (<= 1 ~waterLevel~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse11 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~1))) (.cse9 (not (<= 0 ~waterLevel~0))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse10 (not (<= ~waterLevel~0 0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 (not (< 1 ~waterLevel~0)) .cse5) (or .cse8 .cse9 .cse7 .cse10 .cse5) (or (not (= 1 ~waterLevel~0)) .cse7 .cse3 .cse5) (or .cse0 .cse8 .cse1 .cse2 .cse4 .cse11 .cse5) (or .cse0 .cse8 .cse6 .cse7 .cse5) (or .cse9 .cse1 .cse2 .cse3 .cse10 .cse5) (or .cse8 .cse9 .cse1 .cse2 .cse11 .cse10 .cse5) (or .cse9 .cse7 .cse3 .cse10 .cse5))) [2020-07-17 11:41:28,586 INFO L268 CegarLoopResult]: For program point L133(lines 133 141) no Hoare annotation was computed. [2020-07-17 11:41:28,586 INFO L264 CegarLoopResult]: At program point L131(line 131) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 0))) (.cse7 (not (<= 1 ~waterLevel~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse11 (not (<= ~waterLevel~0 1))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (< 1 ~waterLevel~0)) .cse3) (or .cse4 .cse5 .cse1 .cse6 .cse3) (or (not (= 1 ~waterLevel~0)) .cse1 .cse2 .cse3) (or .cse7 .cse8 .cse9 .cse10 .cse2 .cse11 .cse3) (or .cse5 .cse9 .cse8 .cse10 .cse2 .cse6 .cse3) (or .cse7 .cse4 .cse0 .cse1 .cse3) (or .cse4 .cse5 .cse8 .cse9 .cse10 .cse6 .cse3) (or .cse5 .cse1 .cse2 .cse6 .cse3) (or .cse7 .cse4 .cse8 .cse9 .cse10 .cse11 .cse3))) [2020-07-17 11:41:28,586 INFO L268 CegarLoopResult]: For program point L131-1(line 131) no Hoare annotation was computed. [2020-07-17 11:41:28,586 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 91 97) no Hoare annotation was computed. [2020-07-17 11:41:28,586 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 91 97) the Hoare annotation is: true [2020-07-17 11:41:28,586 INFO L268 CegarLoopResult]: For program point L289(lines 289 293) no Hoare annotation was computed. [2020-07-17 11:41:28,586 INFO L264 CegarLoopResult]: At program point testENTRY(lines 277 342) 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)|))) [2020-07-17 11:41:28,587 INFO L268 CegarLoopResult]: For program point testFINAL(lines 277 342) no Hoare annotation was computed. [2020-07-17 11:41:28,587 INFO L264 CegarLoopResult]: At program point L335(lines 286 336) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse2 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2) (not (= 1 |old(~systemActive~0)|)) (and .cse4 .cse1) (and .cse4 .cse3) (not (<= 1 |old(~waterLevel~0)|)))) [2020-07-17 11:41:28,587 INFO L264 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: (let ((.cse1 (not (= 0 ~systemActive~0))) (.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (<= 1 |old(~waterLevel~0)|)))) [2020-07-17 11:41:28,587 INFO L268 CegarLoopResult]: For program point L323(lines 323 329) no Hoare annotation was computed. [2020-07-17 11:41:28,587 INFO L264 CegarLoopResult]: At program point L323-1(lines 317 330) the Hoare annotation is: (let ((.cse7 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse2 (<= 0 ~waterLevel~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse6 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse10 (<= 1 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 1)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse11 (<= 1 ~methaneLevelCritical~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse5 (= 1 ~systemActive~0)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse12 (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse2 .cse7 .cse5 .cse8) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= 0 ~systemActive~0) .cse9 .cse3) (and .cse0 .cse1 .cse9 .cse10 .cse3 .cse5) (and .cse0 .cse11 .cse3 (= 2 ~waterLevel~0) .cse5) (and .cse6 .cse0 .cse11 .cse10 .cse4 .cse5 .cse8) (and .cse6 .cse0 .cse11 .cse2 .cse7 .cse5 .cse8) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 .cse11 .cse2 .cse3 .cse4 .cse5) (not (<= |old(~waterLevel~0)| 1)) (and .cse1 .cse0 .cse9 .cse5 .cse8 .cse12) (and .cse6 .cse0 .cse1 .cse10 .cse4 .cse5 .cse8) (and .cse0 .cse11 .cse9 .cse5 .cse8 .cse12) (not (= 1 |old(~systemActive~0)|)))) [2020-07-17 11:41:28,588 INFO L268 CegarLoopResult]: For program point L288(lines 287 334) no Hoare annotation was computed. [2020-07-17 11:41:28,588 INFO L268 CegarLoopResult]: For program point L317(lines 317 330) no Hoare annotation was computed. [2020-07-17 11:41:28,588 INFO L264 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (let ((.cse12 (+ |old(~waterLevel~0)| 1))) (let ((.cse10 (<= ~waterLevel~0 .cse12)) (.cse3 (= 2 ~waterLevel~0)) (.cse11 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= 0 ~waterLevel~0)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse8 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse7 (= 1 ~systemActive~0)) (.cse9 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse2 .cse6 .cse7) (and .cse8 .cse0 .cse4 .cse5 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse7 .cse9) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse10 .cse0 .cse11 .cse2 .cse3 .cse7) (and .cse10 .cse0 .cse4 .cse2 .cse3 .cse7) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 .cse11 .cse5 .cse2 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse6) (not (<= |old(~waterLevel~0)| 1)) (and .cse4 .cse0 (<= ~waterLevel~0 2) .cse7 .cse9 (<= .cse12 ~waterLevel~0)) (and .cse8 .cse0 .cse4 (<= 1 ~waterLevel~0) .cse6 .cse7 .cse9) (not (= 1 |old(~systemActive~0)|))))) [2020-07-17 11:41:28,588 INFO L268 CegarLoopResult]: For program point L307(lines 307 313) no Hoare annotation was computed. [2020-07-17 11:41:28,588 INFO L268 CegarLoopResult]: For program point L307-1(lines 307 313) no Hoare annotation was computed. [2020-07-17 11:41:28,589 INFO L264 CegarLoopResult]: At program point L332(lines 287 334) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse9 (<= 0 ~waterLevel~0)) (.cse10 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse8 (<= 1 ~methaneLevelCritical~0)) (.cse11 (<= ~waterLevel~0 2)) (.cse2 (= 0 ~pumpRunning~0)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse6 .cse4) (and .cse5 .cse0 .cse6 .cse4 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse8 .cse9 .cse2 .cse10 .cse4) (and .cse0 (= 0 ~systemActive~0) .cse11 .cse2) (not (<= 1 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 1)) (and .cse12 .cse5 .cse0 .cse9 (<= ~waterLevel~0 0) .cse4 .cse7) (and .cse0 .cse1 .cse8 .cse2 .cse3 .cse4) (and .cse12 .cse0 .cse5 (<= 1 ~waterLevel~0) (<= ~waterLevel~0 1) .cse4 .cse7) (not (= 1 |old(~systemActive~0)|)) (and .cse0 .cse5 .cse9 .cse2 .cse10 .cse4) (and .cse0 .cse8 .cse11 .cse2 .cse4 (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)))) [2020-07-17 11:41:28,589 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (let ((.cse3 (= 2 ~waterLevel~0)) (.cse10 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse9 (<= ~waterLevel~0 1)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse8 (<= 0 ~waterLevel~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse2 (= 0 ~pumpRunning~0)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse3 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse2 (= 1 ~waterLevel~0) .cse4) (and .cse0 (= 0 ~systemActive~0) .cse6 .cse2) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 .cse7 .cse8 .cse2 .cse9 .cse4) (not (<= |old(~waterLevel~0)| 1)) (and .cse10 .cse1 .cse0 .cse8 (<= ~waterLevel~0 0) .cse4 .cse5) (and .cse10 .cse0 .cse1 (<= 1 ~waterLevel~0) .cse9 .cse4 .cse5) (not (= 1 |old(~systemActive~0)|)) (and .cse0 .cse1 .cse8 .cse2 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse4) (and .cse0 .cse7 .cse6 .cse2 .cse4 (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)))) [2020-07-17 11:41:28,589 INFO L268 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed. [2020-07-17 11:41:28,589 INFO L268 CegarLoopResult]: For program point L297-1(lines 297 303) no Hoare annotation was computed. [2020-07-17 11:41:28,589 INFO L268 CegarLoopResult]: For program point testEXIT(lines 277 342) no Hoare annotation was computed. [2020-07-17 11:41:28,589 INFO L268 CegarLoopResult]: For program point L732(lines 732 752) no Hoare annotation was computed. [2020-07-17 11:41:28,589 INFO L268 CegarLoopResult]: For program point L732-1(lines 732 752) no Hoare annotation was computed. [2020-07-17 11:41:28,589 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 718 763) no Hoare annotation was computed. [2020-07-17 11:41:28,590 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 718 763) no Hoare annotation was computed. [2020-07-17 11:41:28,590 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 718 763) no Hoare annotation was computed. [2020-07-17 11:41:28,590 INFO L268 CegarLoopResult]: For program point L738(lines 738 745) no Hoare annotation was computed. [2020-07-17 11:41:28,590 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 150 157) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (not (< 1 ~waterLevel~0)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-17 11:41:28,590 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 150 157) no Hoare annotation was computed. [2020-07-17 11:41:28,590 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 150 157) no Hoare annotation was computed. [2020-07-17 11:41:28,590 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 943 965) no Hoare annotation was computed. [2020-07-17 11:41:28,590 INFO L268 CegarLoopResult]: For program point L951(lines 951 959) no Hoare annotation was computed. [2020-07-17 11:41:28,590 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 943 965) no Hoare annotation was computed. [2020-07-17 11:41:28,590 INFO L268 CegarLoopResult]: For program point L951-2(lines 951 959) no Hoare annotation was computed. [2020-07-17 11:41:28,591 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 943 965) no Hoare annotation was computed. [2020-07-17 11:41:28,591 INFO L268 CegarLoopResult]: For program point L704(lines 704 711) no Hoare annotation was computed. [2020-07-17 11:41:28,591 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 615 717) no Hoare annotation was computed. [2020-07-17 11:41:28,591 INFO L268 CegarLoopResult]: For program point L665(lines 664 684) no Hoare annotation was computed. [2020-07-17 11:41:28,591 INFO L268 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed. [2020-07-17 11:41:28,591 INFO L268 CegarLoopResult]: For program point L696-1(line 696) no Hoare annotation was computed. [2020-07-17 11:41:28,591 INFO L268 CegarLoopResult]: For program point L661(lines 661 702) no Hoare annotation was computed. [2020-07-17 11:41:28,591 INFO L268 CegarLoopResult]: For program point L680(line 680) no Hoare annotation was computed. [2020-07-17 11:41:28,591 INFO L268 CegarLoopResult]: For program point L680-1(line 680) no Hoare annotation was computed. [2020-07-17 11:41:28,592 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 615 717) no Hoare annotation was computed. [2020-07-17 11:41:28,592 INFO L268 CegarLoopResult]: For program point L639(lines 639 643) no Hoare annotation was computed. [2020-07-17 11:41:28,592 INFO L268 CegarLoopResult]: For program point L703(lines 703 714) no Hoare annotation was computed. [2020-07-17 11:41:28,592 INFO L268 CegarLoopResult]: For program point L666(lines 666 670) no Hoare annotation was computed. [2020-07-17 11:41:28,592 INFO L268 CegarLoopResult]: For program point L664-2(lines 664 684) no Hoare annotation was computed. [2020-07-17 11:41:28,592 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 615 717) no Hoare annotation was computed. [2020-07-17 11:41:28,592 INFO L268 CegarLoopResult]: For program point L685(lines 663 686) no Hoare annotation was computed. [2020-07-17 11:41:28,592 INFO L268 CegarLoopResult]: For program point L644(lines 644 660) no Hoare annotation was computed. [2020-07-17 11:41:28,593 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 812 821) no Hoare annotation was computed. [2020-07-17 11:41:28,593 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 812 821) no Hoare annotation was computed. [2020-07-17 11:41:28,593 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 812 821) no Hoare annotation was computed. [2020-07-17 11:41:28,593 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:41:28,593 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|)) [2020-07-17 11:41:28,593 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:41:28,594 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 158 174) no Hoare annotation was computed. [2020-07-17 11:41:28,594 INFO L264 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (< 1 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 (= 0 ~pumpRunning~0) .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3))) [2020-07-17 11:41:28,594 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 158 174) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (< 1 ~waterLevel~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-07-17 11:41:28,594 INFO L268 CegarLoopResult]: For program point L169-1(lines 158 174) no Hoare annotation was computed. [2020-07-17 11:41:28,594 INFO L268 CegarLoopResult]: For program point L165(lines 165 171) no Hoare annotation was computed. [2020-07-17 11:41:28,594 INFO L264 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (< 1 ~waterLevel~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-07-17 11:41:28,594 INFO L268 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-07-17 11:41:28,594 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 239 257) no Hoare annotation was computed. [2020-07-17 11:41:28,594 INFO L268 CegarLoopResult]: For program point L248(lines 248 252) no Hoare annotation was computed. [2020-07-17 11:41:28,595 INFO L271 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: true [2020-07-17 11:41:28,595 INFO L268 CegarLoopResult]: For program point L248-2(lines 248 252) no Hoare annotation was computed. [2020-07-17 11:41:28,595 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 239 257) the Hoare annotation is: true [2020-07-17 11:41:28,595 INFO L268 CegarLoopResult]: For program point L246-1(line 246) no Hoare annotation was computed. [2020-07-17 11:41:28,595 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 239 257) no Hoare annotation was computed. [2020-07-17 11:41:28,595 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 966 974) the Hoare annotation is: true [2020-07-17 11:41:28,595 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 966 974) no Hoare annotation was computed. [2020-07-17 11:41:28,595 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 966 974) no Hoare annotation was computed. [2020-07-17 11:41:28,595 INFO L268 CegarLoopResult]: For program point L926-1(lines 922 933) no Hoare annotation was computed. [2020-07-17 11:41:28,595 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 922 933) the Hoare annotation is: (let ((.cse6 (not (= 1 ~waterLevel~0))) (.cse7 (not (= 0 ~systemActive~0))) (.cse10 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse13 (not (<= 0 ~waterLevel~0))) (.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse3 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse8 (not (<= ~waterLevel~0 0))) (.cse12 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (<= ~waterLevel~0 2))) (.cse9 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (< 1 ~waterLevel~0))) (.cse11 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse4 .cse3 .cse5) (or .cse0 .cse7 .cse4 .cse8) (or .cse0 .cse7 (not (= 2 ~waterLevel~0)) .cse4) (or (not (<= 1 ~waterLevel~0)) .cse0 .cse9 .cse10 (not (<= ~waterLevel~0 1)) .cse11 .cse5) (or .cse12 .cse13 .cse9 .cse4 .cse8 .cse5) (or .cse12 .cse1 .cse9 .cse2 .cse4 .cse5) (or .cse6 .cse0 .cse9 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse4) (or .cse13 .cse0 .cse9 .cse10 .cse11 .cse8 .cse5) (or .cse13 .cse0 .cse4 .cse3 .cse8 .cse5) (or .cse12 .cse1 .cse9 .cse2 .cse11 .cse5))) [2020-07-17 11:41:28,595 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 922 933) no Hoare annotation was computed. [2020-07-17 11:41:28,596 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:41:28,596 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-17 11:41:28,596 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:41:28,596 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 934 942) the Hoare annotation is: true [2020-07-17 11:41:28,596 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 934 942) no Hoare annotation was computed. [2020-07-17 11:41:28,596 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 934 942) no Hoare annotation was computed. [2020-07-17 11:41:28,596 INFO L264 CegarLoopResult]: At program point L80(line 80) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0))) (let ((.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (not (= 2 |old(~waterLevel~0)|))) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not .cse7))) (let ((.cse12 (<= 0 ~waterLevel~0)) (.cse13 (not (= 0 ~methaneLevelCritical~0))) (.cse14 (not (= 1 |old(~waterLevel~0)|))) (.cse8 (and .cse9 .cse1 .cse10 .cse3 (<= ~waterLevel~0 1) (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~pumpRunning~0))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (and (= 0 ~pumpRunning~0) .cse11)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse16 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse17 (not (<= |old(~waterLevel~0)| 0))) (.cse15 (not (= 1 ~systemActive~0))) (.cse18 (not (<= 0 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse2 (not (<= |old(~waterLevel~0)| 2))) (or .cse4 .cse5 .cse6 .cse7 .cse8 (and .cse9 .cse10 .cse11)) (or .cse4 .cse6 .cse12 .cse13 .cse14 .cse15) (or .cse4 .cse5 .cse16 .cse6 .cse12 (not (<= 1 |old(~waterLevel~0)|)) .cse15) (or (and .cse9 .cse10) .cse6 .cse1 .cse7) (or .cse4 .cse6 .cse17 .cse13 .cse11 .cse15 .cse18) (or .cse4 .cse6 .cse7 .cse14 .cse8) (or .cse6 .cse1 .cse7 (= 1 ~waterLevel~0)) (or .cse5 .cse0 .cse2) (or .cse4 .cse16 .cse6 .cse17 .cse11 .cse15 .cse18))))) [2020-07-17 11:41:28,597 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 64 90) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= 0 ~systemActive~0)) (.cse6 (and (= 0 ~pumpRunning~0) .cse3 .cse4)) (.cse8 (not (= 2 |old(~waterLevel~0)|))) (.cse7 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5) (or .cse0 .cse6 .cse7) (or (and .cse2 (= 2 ~waterLevel~0) .cse3) .cse1 .cse8 .cse5) (or .cse6 .cse8 .cse7)))) [2020-07-17 11:41:28,597 INFO L264 CegarLoopResult]: At program point L78(lines 78 84) the Hoare annotation is: (let ((.cse11 (= 0 ~systemActive~0))) (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse14 (= 0 ~pumpRunning~0)) (.cse19 (<= 1 ~switchedOnBeforeTS~0)) (.cse17 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (not (= 2 |old(~waterLevel~0)|))) (.cse18 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse22 (not .cse11)) (.cse24 (<= ~waterLevel~0 1)) (.cse25 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse2 (<= 1 ~pumpRunning~0))) (let ((.cse4 (not (<= |old(~waterLevel~0)| 0))) (.cse7 (not (<= 0 |old(~waterLevel~0)|))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse13 (<= 0 ~waterLevel~0)) (.cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse15 (not (= 1 |old(~waterLevel~0)|))) (.cse16 (and .cse17 .cse8 .cse18 .cse22 .cse24 .cse25 .cse2)) (.cse20 (and .cse8 .cse22 .cse14 .cse19 .cse24 .cse25)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= 1 ~methaneLevelCritical~0))) (.cse23 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (= 1 ~systemActive~0))) (.cse12 (not (<= |old(~waterLevel~0)| 1))) (.cse9 (and .cse14 .cse1)) (.cse21 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (and .cse1 .cse2) .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse3 .cse8 .cse5 .cse2 .cse6) (or .cse0 .cse9 .cse10 .cse3 .cse4 .cse6 .cse7) (or .cse3 .cse8 .cse11 (= 1 ~waterLevel~0)) (or .cse0 .cse12 (and .cse13 .cse2) .cse3 .cse5 (not (<= 1 |old(~waterLevel~0)|)) .cse6) (or .cse0 .cse10 .cse3 (and .cse13 .cse14) .cse15 .cse6) (or .cse0 .cse12 .cse3 .cse11 .cse16 (and .cse17 .cse18 .cse1) (and .cse14 .cse19 .cse1) .cse20) (or .cse0 .cse3 .cse11 .cse15 .cse16 .cse20) (or .cse9 .cse8 .cse21 (and .cse22 .cse1 .cse2)) (or .cse10 .cse3 .cse14 .cse23 (not (< 1 |old(~waterLevel~0)|)) .cse6) (or (and .cse17 .cse18) .cse3 .cse8 .cse11 (and .cse14 .cse19)) (or .cse10 .cse21 .cse14 .cse23 .cse6) (or .cse12 .cse9 .cse21))))) [2020-07-17 11:41:28,597 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 64 90) no Hoare annotation was computed. [2020-07-17 11:41:28,597 INFO L264 CegarLoopResult]: At program point L73(line 73) the Hoare annotation is: (let ((.cse0 (not (= 2 |old(~waterLevel~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~systemActive~0)) (.cse4 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)))) (and (or .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse5 .cse1) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse5 .cse2 .cse3 .cse4))) [2020-07-17 11:41:28,598 INFO L268 CegarLoopResult]: For program point L71(lines 67 89) no Hoare annotation was computed. [2020-07-17 11:41:28,598 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 64 90) no Hoare annotation was computed. [2020-07-17 11:41:28,598 INFO L268 CegarLoopResult]: For program point L69(lines 67 89) no Hoare annotation was computed. [2020-07-17 11:41:28,598 INFO L264 CegarLoopResult]: At program point L355-2(lines 355 369) the Hoare annotation is: (let ((.cse11 (= 0 ~systemActive~0))) (let ((.cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (not (= 2 |old(~waterLevel~0)|))) (.cse17 (<= ~waterLevel~0 1)) (.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not .cse11)) (.cse16 (= 0 ~pumpRunning~0)) (.cse3 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (let ((.cse6 (and .cse2 .cse16 .cse3)) (.cse0 (and .cse16 .cse8)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse15 (not (<= |old(~waterLevel~0)| 1))) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse13 (and .cse5 .cse2 .cse16 .cse17 .cse3)) (.cse14 (and .cse1 .cse5 .cse9 .cse2 .cse17 .cse3 .cse4))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5 .cse6 .cse7 (and .cse2 .cse8 .cse4)) (or (and .cse1 .cse9 .cse3) .cse10 .cse5 .cse6 .cse11) (or .cse12 .cse10 .cse11 .cse13 (not (= 1 |old(~waterLevel~0)|)) .cse14) (or .cse15 .cse0 .cse7) (or .cse12 .cse15 .cse10 .cse11 .cse13 .cse14 (and .cse1 .cse9 .cse8) (and .cse2 .cse16 .cse8)))))) [2020-07-17 11:41:28,598 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 345 374) no Hoare annotation was computed. [2020-07-17 11:41:28,598 INFO L264 CegarLoopResult]: At program point L351(line 351) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= 0 ~systemActive~0)) (.cse6 (and (= 0 ~pumpRunning~0) .cse3 .cse4)) (.cse8 (not (= 2 |old(~waterLevel~0)|))) (.cse7 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5) (or .cse0 .cse6 .cse7) (or (and .cse2 (= 2 ~waterLevel~0) .cse3) .cse1 .cse8 .cse5) (or .cse6 .cse8 .cse7)))) [2020-07-17 11:41:28,599 INFO L268 CegarLoopResult]: For program point L351-1(line 351) no Hoare annotation was computed. [2020-07-17 11:41:28,599 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 345 374) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= 0 ~systemActive~0)) (.cse6 (and (= 0 ~pumpRunning~0) .cse3 .cse4)) (.cse8 (not (= 2 |old(~waterLevel~0)|))) (.cse7 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5) (or .cse0 .cse6 .cse7) (or (and .cse2 (= 2 ~waterLevel~0) .cse3) .cse1 .cse8 .cse5) (or .cse6 .cse8 .cse7)))) [2020-07-17 11:41:28,599 INFO L271 CegarLoopResult]: At program point L370(lines 345 374) the Hoare annotation is: true [2020-07-17 11:41:28,599 INFO L268 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-07-17 11:41:28,599 INFO L268 CegarLoopResult]: For program point L359(lines 359 363) no Hoare annotation was computed. [2020-07-17 11:41:28,600 INFO L264 CegarLoopResult]: At program point L359-1(lines 359 363) the Hoare annotation is: (let ((.cse11 (= 0 ~systemActive~0))) (let ((.cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (not (= 2 |old(~waterLevel~0)|))) (.cse17 (<= ~waterLevel~0 1)) (.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not .cse11)) (.cse16 (= 0 ~pumpRunning~0)) (.cse3 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (let ((.cse6 (and .cse2 .cse16 .cse3)) (.cse0 (and .cse16 .cse8)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse15 (not (<= |old(~waterLevel~0)| 1))) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse13 (and .cse5 .cse2 .cse16 .cse17 .cse3)) (.cse14 (and .cse1 .cse5 .cse9 .cse2 .cse17 .cse3 .cse4))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5 .cse6 .cse7 (and .cse2 .cse8 .cse4)) (or (and .cse1 .cse9 .cse3) .cse10 .cse5 .cse6 .cse11) (or .cse12 .cse10 .cse11 .cse13 (not (= 1 |old(~waterLevel~0)|)) .cse14) (or .cse15 .cse0 .cse7) (or .cse12 .cse15 .cse10 .cse11 .cse13 .cse14 (and .cse1 .cse9 .cse8) (and .cse2 .cse16 .cse8)))))) [2020-07-17 11:41:28,600 INFO L268 CegarLoopResult]: For program point L356(line 356) no Hoare annotation was computed. [2020-07-17 11:41:28,600 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 898 909) the Hoare annotation is: (let ((.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (not (<= 1 |old(~waterLevel~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse10 (not (<= |old(~waterLevel~0)| 0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse11 (not (<= 0 |old(~waterLevel~0)|))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse4 (not (< 1 |old(~waterLevel~0)|))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse0 .cse2 .cse3 .cse5 .cse8 .cse6) (or .cse7 .cse9 .cse2 .cse3 .cse5 .cse8 .cse6) (or .cse10 .cse0 .cse2 .cse3 .cse5 .cse6 .cse11) (or .cse9 .cse10 .cse2 .cse3 .cse5 .cse6 .cse11) (or .cse9 (= 2 ~waterLevel~0) .cse1 .cse2 .cse4 .cse5 .cse6))) [2020-07-17 11:41:28,600 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 898 909) no Hoare annotation was computed. [2020-07-17 11:41:28,600 INFO L268 CegarLoopResult]: For program point L902-1(lines 898 909) no Hoare annotation was computed. [2020-07-17 11:41:28,600 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 399 405) no Hoare annotation was computed. [2020-07-17 11:41:28,600 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 399 405) the Hoare annotation is: true [2020-07-17 11:41:28,600 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:41:28,601 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)) [2020-07-17 11:41:28,601 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 11:41:28,601 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:41:28,601 INFO L268 CegarLoopResult]: For program point L914-1(lines 910 921) no Hoare annotation was computed. [2020-07-17 11:41:28,601 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 910 921) no Hoare annotation was computed. [2020-07-17 11:41:28,601 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 910 921) the Hoare annotation is: (let ((.cse10 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse11 (not (<= 1 |old(~waterLevel~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (< 1 |old(~waterLevel~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse12 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= |old(~waterLevel~0)| 0))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 0 |old(~waterLevel~0)|)))) (and (or .cse0 (= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse7 .cse4 .cse8) (or .cse9 .cse0 .cse10 .cse6 .cse3 .cse11 .cse4) (or .cse12 .cse1 .cse2 .cse6 .cse7 .cse4) (or .cse5 .cse0 .cse10 .cse6 .cse3 .cse4 .cse8) (or .cse9 .cse12 .cse6 .cse7 .cse11 .cse4) (or (not (= 0 ~systemActive~0)) .cse1 .cse6 .cse7) (or .cse0 .cse1 .cse6 .cse2 .cse7 .cse4) (or .cse0 .cse6 .cse7 (not (= 1 |old(~waterLevel~0)|)) .cse4) (or .cse12 .cse5 .cse6 .cse7 .cse4 .cse8))) [2020-07-17 11:41:28,601 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-17 11:41:28,602 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-17 11:41:28,602 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-17 11:41:28,602 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-17 11:41:28,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 11:41:28 BoogieIcfgContainer [2020-07-17 11:41:28,627 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 11:41:28,628 INFO L168 Benchmark]: Toolchain (without parser) took 211905.37 ms. Allocated memory was 146.3 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 102.0 MB in the beginning and 937.9 MB in the end (delta: -836.0 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2020-07-17 11:41:28,628 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 146.3 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 11:41:28,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.88 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 101.6 MB in the beginning and 173.1 MB in the end (delta: -71.5 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2020-07-17 11:41:28,629 INFO L168 Benchmark]: Boogie Preprocessor took 94.22 ms. Allocated memory is still 205.0 MB. Free memory was 173.1 MB in the beginning and 169.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-17 11:41:28,630 INFO L168 Benchmark]: RCFGBuilder took 1160.22 ms. Allocated memory was 205.0 MB in the beginning and 236.5 MB in the end (delta: 31.5 MB). Free memory was 169.0 MB in the beginning and 194.7 MB in the end (delta: -25.7 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2020-07-17 11:41:28,630 INFO L168 Benchmark]: TraceAbstraction took 209983.36 ms. Allocated memory was 236.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 194.7 MB in the beginning and 937.9 MB in the end (delta: -743.2 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2020-07-17 11:41:28,631 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 146.3 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 659.88 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 101.6 MB in the beginning and 173.1 MB in the end (delta: -71.5 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.22 ms. Allocated memory is still 205.0 MB. Free memory was 173.1 MB in the beginning and 169.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1160.22 ms. Allocated memory was 205.0 MB in the beginning and 236.5 MB in the end (delta: 31.5 MB). Free memory was 169.0 MB in the beginning and 194.7 MB in the end (delta: -25.7 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 209983.36 ms. Allocated memory was 236.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 194.7 MB in the beginning and 937.9 MB in the end (delta: -743.2 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 355]: Loop Invariant Derived loop invariant: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) || (((pumpRunning <= switchedOnBeforeTS && !(0 == systemActive)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= pumpRunning)) || !(2 == \old(waterLevel))) || ((!(0 == systemActive) && 0 == pumpRunning) && waterLevel + 1 <= \old(waterLevel))) || !(0 == \old(pumpRunning))) || ((!(0 == systemActive) && \old(waterLevel) == waterLevel) && 1 <= pumpRunning)) && ((((((pumpRunning <= switchedOnBeforeTS && pumpRunning == \old(pumpRunning)) && waterLevel + 1 <= \old(waterLevel)) || !(1 <= \old(pumpRunning))) || !(2 == \old(waterLevel))) || ((!(0 == systemActive) && 0 == pumpRunning) && waterLevel + 1 <= \old(waterLevel))) || 0 == systemActive)) && (((((!(\old(pumpRunning) <= \old(switchedOnBeforeTS)) || !(1 <= \old(pumpRunning))) || 0 == systemActive) || ((((!(2 == \old(waterLevel)) && !(0 == systemActive)) && 0 == pumpRunning) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel))) || !(1 == \old(waterLevel))) || ((((((pumpRunning <= switchedOnBeforeTS && !(2 == \old(waterLevel))) && pumpRunning == \old(pumpRunning)) && !(0 == systemActive)) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && 1 <= pumpRunning))) && ((!(\old(waterLevel) <= 1) || (0 == pumpRunning && \old(waterLevel) == waterLevel)) || !(0 == \old(pumpRunning)))) && (((((((!(\old(pumpRunning) <= \old(switchedOnBeforeTS)) || !(\old(waterLevel) <= 1)) || !(1 <= \old(pumpRunning))) || 0 == systemActive) || ((((!(2 == \old(waterLevel)) && !(0 == systemActive)) && 0 == pumpRunning) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel))) || ((((((pumpRunning <= switchedOnBeforeTS && !(2 == \old(waterLevel))) && pumpRunning == \old(pumpRunning)) && !(0 == systemActive)) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && 1 <= pumpRunning)) || ((pumpRunning <= switchedOnBeforeTS && pumpRunning == \old(pumpRunning)) && \old(waterLevel) == waterLevel)) || ((!(0 == systemActive) && 0 == pumpRunning) && \old(waterLevel) == waterLevel)) - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: ((((((((((((((((((0 == splverifierCounter && \old(methaneLevelCritical) == methaneLevelCritical) && pumpRunning == \old(pumpRunning)) && 0 == pumpRunning) && \old(waterLevel) == waterLevel) && 1 == systemActive) || ((((0 == splverifierCounter && 0 == methaneLevelCritical) && 0 == pumpRunning) && 2 == waterLevel) && 1 == systemActive)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 2 == waterLevel) && 1 == systemActive) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || (((((0 == splverifierCounter && 1 <= methaneLevelCritical) && 0 <= waterLevel) && 0 == pumpRunning) && waterLevel + 1 <= \old(waterLevel)) && 1 == systemActive)) || (((0 == splverifierCounter && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || !(1 <= \old(waterLevel))) || !(\old(waterLevel) <= 1)) || ((((((pumpRunning <= switchedOnBeforeTS && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 <= waterLevel) && waterLevel <= 0) && 1 == systemActive) && 1 <= pumpRunning)) || (((((0 == splverifierCounter && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && 0 == pumpRunning) && \old(waterLevel) == waterLevel) && 1 == systemActive)) || ((((((pumpRunning <= switchedOnBeforeTS && 0 == splverifierCounter) && 0 == methaneLevelCritical) && 1 <= waterLevel) && waterLevel <= 1) && 1 == systemActive) && 1 <= pumpRunning)) || !(1 == \old(systemActive))) || (((((0 == splverifierCounter && 0 == methaneLevelCritical) && 0 <= waterLevel) && 0 == pumpRunning) && waterLevel + 1 <= \old(waterLevel)) && 1 == systemActive)) || (((((0 == splverifierCounter && 1 <= methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive) && \old(waterLevel) + 1 <= waterLevel) - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: (((((((!(\old(waterLevel) <= 1) || (((pumpRunning <= switchedOnBeforeTS && !(0 == systemActive)) && waterLevel <= 1) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || ((!(0 == systemActive) && 2 == waterLevel) && 1 <= pumpRunning)) || !(1 == \old(systemActive))) || (0 == pumpRunning && waterLevel <= 1)) || (0 == pumpRunning && 2 == waterLevel)) || !(1 <= \old(waterLevel)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 248 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 111.7s, OverallIterations: 15, TraceHistogramMax: 13, AutomataDifference: 92.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 98.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3119 SDtfs, 10210 SDslu, 7851 SDs, 0 SdLazy, 27299 SolverSat, 8375 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4011 GetRequests, 3477 SyntacticMatches, 7 SemanticMatches, 527 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9403 ImplicationChecksByTransitivity, 45.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4706occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 4055 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 9192 PreInvPairs, 10890 NumberOfFragments, 6798 HoareAnnotationTreeSize, 9192 FomulaSimplifications, 1236248963 FormulaSimplificationTreeSizeReduction, 34.2s HoareSimplificationTime, 67 FomulaSimplificationsInter, 1073219 FormulaSimplificationTreeSizeReductionInter, 63.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 9.7s InterpolantComputationTime, 5552 NumberOfCodeBlocks, 5552 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 5530 ConstructedInterpolants, 0 QuantifiedInterpolants, 3573696 SizeOfPredicates, 26 NumberOfNonLiveVariables, 9319 ConjunctsInSsa, 124 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 6235/6471 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...