/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_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 10:49:10,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 10:49:10,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 10:49:10,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 10:49:10,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 10:49:10,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 10:49:10,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 10:49:10,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 10:49:10,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 10:49:10,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 10:49:10,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 10:49:10,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 10:49:10,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 10:49:10,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 10:49:10,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 10:49:10,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 10:49:10,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 10:49:10,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 10:49:10,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 10:49:10,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 10:49:10,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 10:49:10,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 10:49:10,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 10:49:10,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 10:49:10,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 10:49:10,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 10:49:10,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 10:49:10,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 10:49:10,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 10:49:10,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 10:49:10,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 10:49:10,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 10:49:10,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 10:49:10,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 10:49:10,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 10:49:10,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 10:49:10,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 10:49:10,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 10:49:10,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 10:49:10,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 10:49:10,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 10:49:10,362 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 [2020-07-07 10:49:10,376 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 10:49:10,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 10:49:10,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 10:49:10,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 10:49:10,378 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 10:49:10,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 10:49:10,379 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 10:49:10,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 10:49:10,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 10:49:10,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 10:49:10,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 10:49:10,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 10:49:10,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 10:49:10,380 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 10:49:10,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 10:49:10,380 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 10:49:10,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 10:49:10,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 10:49:10,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 10:49:10,381 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 10:49:10,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 10:49:10,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:49:10,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 10:49:10,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 10:49:10,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 10:49:10,382 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 10:49:10,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 10:49:10,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 10:49:10,383 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 10:49:10,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 10:49:10,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 10:49:10,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 10:49:10,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 10:49:10,671 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 10:49:10,672 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 10:49:10,672 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c [2020-07-07 10:49:10,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/979c68258/2fcd74362dc646628f2a2ae66c007791/FLAGb12c83b86 [2020-07-07 10:49:11,262 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 10:49:11,263 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c [2020-07-07 10:49:11,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/979c68258/2fcd74362dc646628f2a2ae66c007791/FLAGb12c83b86 [2020-07-07 10:49:11,557 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/979c68258/2fcd74362dc646628f2a2ae66c007791 [2020-07-07 10:49:11,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 10:49:11,567 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 10:49:11,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 10:49:11,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 10:49:11,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 10:49:11,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:49:11" (1/1) ... [2020-07-07 10:49:11,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49257e90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:11, skipping insertion in model container [2020-07-07 10:49:11,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:49:11" (1/1) ... [2020-07-07 10:49:11,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 10:49:11,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 10:49:12,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:49:12,093 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 10:49:12,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:49:12,203 INFO L208 MainTranslator]: Completed translation [2020-07-07 10:49:12,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:12 WrapperNode [2020-07-07 10:49:12,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 10:49:12,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 10:49:12,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 10:49:12,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 10:49:12,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:12" (1/1) ... [2020-07-07 10:49:12,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:12" (1/1) ... [2020-07-07 10:49:12,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:12" (1/1) ... [2020-07-07 10:49:12,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:12" (1/1) ... [2020-07-07 10:49:12,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:12" (1/1) ... [2020-07-07 10:49:12,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:12" (1/1) ... [2020-07-07 10:49:12,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:12" (1/1) ... [2020-07-07 10:49:12,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 10:49:12,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 10:49:12,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 10:49:12,296 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 10:49:12,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:12" (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 [2020-07-07 10:49:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 10:49:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 10:49:12,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 10:49:12,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 10:49:12,357 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 10:49:12,357 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 10:49:12,358 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 10:49:12,358 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 10:49:12,358 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 10:49:12,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 10:49:12,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 10:49:12,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 10:49:12,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 10:49:12,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 10:49:12,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 10:49:12,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 10:49:12,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 10:49:12,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 10:49:12,361 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 10:49:12,361 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 10:49:12,362 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 10:49:12,362 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 10:49:12,362 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 10:49:12,362 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 10:49:12,362 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 10:49:12,363 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 10:49:12,364 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-07 10:49:12,364 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 10:49:12,364 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-07 10:49:12,365 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 10:49:12,366 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 10:49:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 10:49:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 10:49:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 10:49:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 10:49:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-07 10:49:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-07 10:49:12,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-07 10:49:12,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-07 10:49:12,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-07 10:49:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 10:49:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 10:49:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 10:49:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 10:49:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 10:49:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 10:49:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 10:49:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 10:49:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 10:49:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 10:49:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 10:49:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-07 10:49:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 10:49:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 10:49:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 10:49:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 10:49:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 10:49:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 10:49:12,371 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 10:49:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 10:49:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 10:49:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 10:49:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 10:49:12,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 10:49:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 10:49:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 10:49:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 10:49:12,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 10:49:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 10:49:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 10:49:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 10:49:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 10:49:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 10:49:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 10:49:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 10:49:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 10:49:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-07 10:49:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 10:49:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 10:49:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 10:49:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 10:49:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-07 10:49:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 10:49:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 10:49:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 10:49:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-07 10:49:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-07 10:49:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 10:49:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-07 10:49:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-07 10:49:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 10:49:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 10:49:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 10:49:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 10:49:13,397 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 10:49:13,397 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 10:49:13,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:49:13 BoogieIcfgContainer [2020-07-07 10:49:13,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 10:49:13,403 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 10:49:13,403 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 10:49:13,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 10:49:13,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 10:49:11" (1/3) ... [2020-07-07 10:49:13,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26fac0b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:49:13, skipping insertion in model container [2020-07-07 10:49:13,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:12" (2/3) ... [2020-07-07 10:49:13,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26fac0b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:49:13, skipping insertion in model container [2020-07-07 10:49:13,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:49:13" (3/3) ... [2020-07-07 10:49:13,410 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35.cil.c [2020-07-07 10:49:13,420 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 10:49:13,428 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 10:49:13,441 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 10:49:13,461 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 10:49:13,462 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 10:49:13,462 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 10:49:13,462 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 10:49:13,462 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 10:49:13,462 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 10:49:13,462 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 10:49:13,462 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 10:49:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-07-07 10:49:13,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-07 10:49:13,495 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:13,496 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] [2020-07-07 10:49:13,497 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:13,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:13,503 INFO L82 PathProgramCache]: Analyzing trace with hash -1963515353, now seen corresponding path program 1 times [2020-07-07 10:49:13,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:13,513 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721186371] [2020-07-07 10:49:13,514 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:13,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:14,234 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:14,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:14,357 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721186371] [2020-07-07 10:49:14,358 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:14,359 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 10:49:14,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009369900] [2020-07-07 10:49:14,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-07 10:49:14,366 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:14,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-07 10:49:14,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:49:14,383 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 4 states. [2020-07-07 10:49:15,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:15,364 INFO L93 Difference]: Finished difference Result 276 states and 357 transitions. [2020-07-07 10:49:15,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-07 10:49:15,365 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-07-07 10:49:15,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:15,380 INFO L225 Difference]: With dead ends: 276 [2020-07-07 10:49:15,380 INFO L226 Difference]: Without dead ends: 153 [2020-07-07 10:49:15,385 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:49:15,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-07-07 10:49:15,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 124. [2020-07-07 10:49:15,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-07 10:49:15,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2020-07-07 10:49:15,467 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2020-07-07 10:49:15,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:15,468 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2020-07-07 10:49:15,468 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-07 10:49:15,468 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2020-07-07 10:49:15,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-07 10:49:15,472 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:15,472 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] [2020-07-07 10:49:15,473 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 10:49:15,473 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:15,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:15,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1851002156, now seen corresponding path program 1 times [2020-07-07 10:49:15,474 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:15,474 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559973208] [2020-07-07 10:49:15,474 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:15,824 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:15,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:15,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:15,983 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559973208] [2020-07-07 10:49:15,983 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:15,983 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:49:15,983 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304186396] [2020-07-07 10:49:15,985 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:49:15,985 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:15,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:49:15,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:49:15,986 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 9 states. [2020-07-07 10:49:16,343 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:16,666 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:49:16,913 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:17,149 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:18,091 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:19,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:19,233 INFO L93 Difference]: Finished difference Result 423 states and 533 transitions. [2020-07-07 10:49:19,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-07 10:49:19,234 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-07-07 10:49:19,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:19,243 INFO L225 Difference]: With dead ends: 423 [2020-07-07 10:49:19,246 INFO L226 Difference]: Without dead ends: 327 [2020-07-07 10:49:19,248 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-07-07 10:49:19,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-07-07 10:49:19,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 265. [2020-07-07 10:49:19,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-07-07 10:49:19,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2020-07-07 10:49:19,329 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 64 [2020-07-07 10:49:19,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:19,329 INFO L479 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2020-07-07 10:49:19,329 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:49:19,330 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2020-07-07 10:49:19,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-07-07 10:49:19,332 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:19,332 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] [2020-07-07 10:49:19,333 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 10:49:19,333 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:19,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:19,333 INFO L82 PathProgramCache]: Analyzing trace with hash 2013051811, now seen corresponding path program 1 times [2020-07-07 10:49:19,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:19,334 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498131583] [2020-07-07 10:49:19,334 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,666 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:19,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:19,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:19,755 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498131583] [2020-07-07 10:49:19,755 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:19,755 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-07 10:49:19,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839990787] [2020-07-07 10:49:19,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-07 10:49:19,756 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:19,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-07 10:49:19,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:49:19,757 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 7 states. [2020-07-07 10:49:20,087 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:21,393 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:21,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:21,963 INFO L93 Difference]: Finished difference Result 782 states and 1053 transitions. [2020-07-07 10:49:21,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-07 10:49:21,964 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 72 [2020-07-07 10:49:21,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:21,971 INFO L225 Difference]: With dead ends: 782 [2020-07-07 10:49:21,971 INFO L226 Difference]: Without dead ends: 545 [2020-07-07 10:49:21,974 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2020-07-07 10:49:21,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2020-07-07 10:49:22,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 452. [2020-07-07 10:49:22,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 452 states. [2020-07-07 10:49:22,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 561 transitions. [2020-07-07 10:49:22,078 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 561 transitions. Word has length 72 [2020-07-07 10:49:22,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:22,079 INFO L479 AbstractCegarLoop]: Abstraction has 452 states and 561 transitions. [2020-07-07 10:49:22,079 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-07 10:49:22,079 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 561 transitions. [2020-07-07 10:49:22,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-07 10:49:22,081 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:22,081 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] [2020-07-07 10:49:22,081 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 10:49:22,082 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:22,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:22,082 INFO L82 PathProgramCache]: Analyzing trace with hash -601082987, now seen corresponding path program 1 times [2020-07-07 10:49:22,082 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:22,084 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92096560] [2020-07-07 10:49:22,084 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:22,369 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:22,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:22,449 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-07 10:49:22,449 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92096560] [2020-07-07 10:49:22,450 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:22,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:49:22,450 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100256345] [2020-07-07 10:49:22,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:49:22,451 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:22,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:49:22,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:49:22,452 INFO L87 Difference]: Start difference. First operand 452 states and 561 transitions. Second operand 9 states. [2020-07-07 10:49:22,875 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:23,485 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:24,269 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:24,629 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:25,039 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:25,268 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:25,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:25,851 INFO L93 Difference]: Finished difference Result 948 states and 1227 transitions. [2020-07-07 10:49:25,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-07 10:49:25,851 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-07-07 10:49:25,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:25,861 INFO L225 Difference]: With dead ends: 948 [2020-07-07 10:49:25,862 INFO L226 Difference]: Without dead ends: 524 [2020-07-07 10:49:25,864 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-07 10:49:25,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-07-07 10:49:25,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 449. [2020-07-07 10:49:25,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2020-07-07 10:49:25,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 552 transitions. [2020-07-07 10:49:25,961 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 552 transitions. Word has length 70 [2020-07-07 10:49:25,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:25,962 INFO L479 AbstractCegarLoop]: Abstraction has 449 states and 552 transitions. [2020-07-07 10:49:25,962 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:49:25,962 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 552 transitions. [2020-07-07 10:49:25,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-07 10:49:25,964 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:25,965 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] [2020-07-07 10:49:25,965 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 10:49:25,965 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:25,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:25,965 INFO L82 PathProgramCache]: Analyzing trace with hash 455917845, now seen corresponding path program 1 times [2020-07-07 10:49:25,966 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:25,966 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287548645] [2020-07-07 10:49:25,966 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,242 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:26,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:26,315 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287548645] [2020-07-07 10:49:26,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:26,316 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-07 10:49:26,316 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866155845] [2020-07-07 10:49:26,317 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-07 10:49:26,317 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:26,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-07 10:49:26,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-07 10:49:26,318 INFO L87 Difference]: Start difference. First operand 449 states and 552 transitions. Second operand 6 states. [2020-07-07 10:49:26,775 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:27,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:27,637 INFO L93 Difference]: Finished difference Result 770 states and 949 transitions. [2020-07-07 10:49:27,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-07 10:49:27,639 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 83 [2020-07-07 10:49:27,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:27,643 INFO L225 Difference]: With dead ends: 770 [2020-07-07 10:49:27,643 INFO L226 Difference]: Without dead ends: 453 [2020-07-07 10:49:27,645 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-07-07 10:49:27,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2020-07-07 10:49:27,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 380. [2020-07-07 10:49:27,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2020-07-07 10:49:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 448 transitions. [2020-07-07 10:49:27,711 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 448 transitions. Word has length 83 [2020-07-07 10:49:27,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:27,712 INFO L479 AbstractCegarLoop]: Abstraction has 380 states and 448 transitions. [2020-07-07 10:49:27,712 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-07 10:49:27,712 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 448 transitions. [2020-07-07 10:49:27,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-07-07 10:49:27,714 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:27,714 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] [2020-07-07 10:49:27,714 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 10:49:27,714 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:27,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:27,715 INFO L82 PathProgramCache]: Analyzing trace with hash -1418290782, now seen corresponding path program 1 times [2020-07-07 10:49:27,715 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:27,715 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402505159] [2020-07-07 10:49:27,715 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:27,996 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:28,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:28,120 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402505159] [2020-07-07 10:49:28,121 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:28,121 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:49:28,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156802588] [2020-07-07 10:49:28,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:49:28,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:28,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:49:28,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:49:28,124 INFO L87 Difference]: Start difference. First operand 380 states and 448 transitions. Second operand 9 states. [2020-07-07 10:49:28,632 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:29,667 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:29,936 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:49:30,245 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:30,556 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:49:31,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:31,581 INFO L93 Difference]: Finished difference Result 1150 states and 1510 transitions. [2020-07-07 10:49:31,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-07 10:49:31,582 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 87 [2020-07-07 10:49:31,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:31,588 INFO L225 Difference]: With dead ends: 1150 [2020-07-07 10:49:31,588 INFO L226 Difference]: Without dead ends: 798 [2020-07-07 10:49:31,590 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-07-07 10:49:31,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states. [2020-07-07 10:49:31,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 681. [2020-07-07 10:49:31,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 681 states. [2020-07-07 10:49:31,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 681 states and 812 transitions. [2020-07-07 10:49:31,693 INFO L78 Accepts]: Start accepts. Automaton has 681 states and 812 transitions. Word has length 87 [2020-07-07 10:49:31,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:31,693 INFO L479 AbstractCegarLoop]: Abstraction has 681 states and 812 transitions. [2020-07-07 10:49:31,693 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:49:31,693 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 812 transitions. [2020-07-07 10:49:31,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-07-07 10:49:31,695 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:31,696 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] [2020-07-07 10:49:31,696 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-07 10:49:31,696 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:31,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:31,696 INFO L82 PathProgramCache]: Analyzing trace with hash 765386145, now seen corresponding path program 1 times [2020-07-07 10:49:31,697 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:31,697 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988065961] [2020-07-07 10:49:31,697 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:31,928 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:32,087 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:32,088 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988065961] [2020-07-07 10:49:32,089 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:32,089 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:49:32,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578663915] [2020-07-07 10:49:32,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:49:32,093 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:32,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:49:32,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:49:32,102 INFO L87 Difference]: Start difference. First operand 681 states and 812 transitions. Second operand 9 states. [2020-07-07 10:49:33,292 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:33,567 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:49:33,830 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:34,089 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:34,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:34,722 INFO L93 Difference]: Finished difference Result 1456 states and 1829 transitions. [2020-07-07 10:49:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-07 10:49:34,723 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 87 [2020-07-07 10:49:34,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:34,728 INFO L225 Difference]: With dead ends: 1456 [2020-07-07 10:49:34,728 INFO L226 Difference]: Without dead ends: 803 [2020-07-07 10:49:34,731 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-07 10:49:34,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2020-07-07 10:49:34,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 701. [2020-07-07 10:49:34,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 701 states. [2020-07-07 10:49:34,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 701 states and 832 transitions. [2020-07-07 10:49:34,846 INFO L78 Accepts]: Start accepts. Automaton has 701 states and 832 transitions. Word has length 87 [2020-07-07 10:49:34,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:34,847 INFO L479 AbstractCegarLoop]: Abstraction has 701 states and 832 transitions. [2020-07-07 10:49:34,847 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:49:34,847 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 832 transitions. [2020-07-07 10:49:34,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-07-07 10:49:34,851 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:34,851 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] [2020-07-07 10:49:34,851 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-07 10:49:34,852 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:34,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:34,852 INFO L82 PathProgramCache]: Analyzing trace with hash -2143377757, now seen corresponding path program 1 times [2020-07-07 10:49:34,853 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:34,853 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812149699] [2020-07-07 10:49:34,853 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,189 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:35,374 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:35,375 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812149699] [2020-07-07 10:49:35,378 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:35,378 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-07 10:49:35,379 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814858420] [2020-07-07 10:49:35,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-07 10:49:35,380 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:35,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-07 10:49:35,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-07 10:49:35,381 INFO L87 Difference]: Start difference. First operand 701 states and 832 transitions. Second operand 11 states. [2020-07-07 10:49:36,073 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:36,358 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:36,597 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:37,307 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:37,554 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:37,793 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:38,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:38,597 INFO L93 Difference]: Finished difference Result 1322 states and 1646 transitions. [2020-07-07 10:49:38,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-07 10:49:38,598 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 87 [2020-07-07 10:49:38,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:38,603 INFO L225 Difference]: With dead ends: 1322 [2020-07-07 10:49:38,603 INFO L226 Difference]: Without dead ends: 649 [2020-07-07 10:49:38,606 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-07 10:49:38,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states. [2020-07-07 10:49:38,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 576. [2020-07-07 10:49:38,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 576 states. [2020-07-07 10:49:38,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 668 transitions. [2020-07-07 10:49:38,736 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 668 transitions. Word has length 87 [2020-07-07 10:49:38,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:38,739 INFO L479 AbstractCegarLoop]: Abstraction has 576 states and 668 transitions. [2020-07-07 10:49:38,739 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-07 10:49:38,740 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 668 transitions. [2020-07-07 10:49:38,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-07-07 10:49:38,744 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:38,744 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] [2020-07-07 10:49:38,744 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-07 10:49:38,744 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:38,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:38,745 INFO L82 PathProgramCache]: Analyzing trace with hash 858193610, now seen corresponding path program 1 times [2020-07-07 10:49:38,745 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:38,746 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109971661] [2020-07-07 10:49:38,746 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,120 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,285 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:39,286 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109971661] [2020-07-07 10:49:39,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:39,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-07 10:49:39,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907474865] [2020-07-07 10:49:39,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-07 10:49:39,287 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:39,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-07 10:49:39,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-07-07 10:49:39,288 INFO L87 Difference]: Start difference. First operand 576 states and 668 transitions. Second operand 12 states. [2020-07-07 10:49:39,993 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:40,676 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:41,341 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:41,688 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:41,934 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:49:42,225 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:42,510 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:43,679 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:43,924 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:44,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:44,531 INFO L93 Difference]: Finished difference Result 1645 states and 2041 transitions. [2020-07-07 10:49:44,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-07-07 10:49:44,535 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 91 [2020-07-07 10:49:44,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:44,543 INFO L225 Difference]: With dead ends: 1645 [2020-07-07 10:49:44,544 INFO L226 Difference]: Without dead ends: 1269 [2020-07-07 10:49:44,546 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 351 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-07-07 10:49:44,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2020-07-07 10:49:44,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 1155. [2020-07-07 10:49:44,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1155 states. [2020-07-07 10:49:44,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1155 states and 1335 transitions. [2020-07-07 10:49:44,744 INFO L78 Accepts]: Start accepts. Automaton has 1155 states and 1335 transitions. Word has length 91 [2020-07-07 10:49:44,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:44,745 INFO L479 AbstractCegarLoop]: Abstraction has 1155 states and 1335 transitions. [2020-07-07 10:49:44,745 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-07 10:49:44,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1335 transitions. [2020-07-07 10:49:44,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-07-07 10:49:44,750 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:44,752 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:49:44,752 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-07 10:49:44,752 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:44,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:44,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1244109311, now seen corresponding path program 1 times [2020-07-07 10:49:44,753 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:44,753 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512617062] [2020-07-07 10:49:44,753 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,126 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,376 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-07-07 10:49:45,377 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512617062] [2020-07-07 10:49:45,377 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1269512728] [2020-07-07 10:49:45,377 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 [2020-07-07 10:49:45,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:45,586 INFO L264 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-07 10:49:45,598 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:49:45,735 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:49:45,736 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:49:45,736 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7] total 20 [2020-07-07 10:49:45,736 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843116727] [2020-07-07 10:49:45,737 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-07 10:49:45,737 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:45,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-07 10:49:45,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2020-07-07 10:49:45,738 INFO L87 Difference]: Start difference. First operand 1155 states and 1335 transitions. Second operand 20 states. [2020-07-07 10:49:46,361 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:49:46,753 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-07-07 10:49:47,025 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:49:47,286 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:49:47,991 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-07-07 10:49:48,230 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:48,569 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:49:49,035 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:49:50,067 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:50,990 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-07-07 10:49:51,309 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:51,667 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:52,379 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-07 10:49:52,921 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:49:53,270 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:53,549 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:53,827 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:49:54,324 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:49:55,022 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-07 10:49:55,348 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:49:55,659 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:55,918 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:49:56,215 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:49:56,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:56,508 INFO L93 Difference]: Finished difference Result 2188 states and 2611 transitions. [2020-07-07 10:49:56,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2020-07-07 10:49:56,509 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 134 [2020-07-07 10:49:56,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:56,519 INFO L225 Difference]: With dead ends: 2188 [2020-07-07 10:49:56,520 INFO L226 Difference]: Without dead ends: 1227 [2020-07-07 10:49:56,526 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1379 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=925, Invalid=3905, Unknown=0, NotChecked=0, Total=4830 [2020-07-07 10:49:56,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1227 states. [2020-07-07 10:49:56,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1227 to 1065. [2020-07-07 10:49:56,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1065 states. [2020-07-07 10:49:56,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1223 transitions. [2020-07-07 10:49:56,769 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1223 transitions. Word has length 134 [2020-07-07 10:49:56,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:56,770 INFO L479 AbstractCegarLoop]: Abstraction has 1065 states and 1223 transitions. [2020-07-07 10:49:56,771 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-07 10:49:56,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1223 transitions. [2020-07-07 10:49:56,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2020-07-07 10:49:56,781 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:56,781 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:49:56,994 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-07 10:49:56,995 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:56,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:56,996 INFO L82 PathProgramCache]: Analyzing trace with hash -1284254506, now seen corresponding path program 1 times [2020-07-07 10:49:56,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:56,996 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402233830] [2020-07-07 10:49:56,996 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,320 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:57,801 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 78 proven. 29 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2020-07-07 10:49:57,801 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402233830] [2020-07-07 10:49:57,802 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1496719792] [2020-07-07 10:49:57,802 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 [2020-07-07 10:49:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:58,023 INFO L264 TraceCheckSpWp]: Trace formula consists of 1143 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-07 10:49:58,032 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:49:58,092 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2020-07-07 10:49:58,093 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 10:49:58,093 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [16] total 17 [2020-07-07 10:49:58,093 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128529420] [2020-07-07 10:49:58,094 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 10:49:58,094 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:58,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 10:49:58,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-07-07 10:49:58,095 INFO L87 Difference]: Start difference. First operand 1065 states and 1223 transitions. Second operand 3 states. [2020-07-07 10:49:58,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:58,243 INFO L93 Difference]: Finished difference Result 1295 states and 1501 transitions. [2020-07-07 10:49:58,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 10:49:58,244 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2020-07-07 10:49:58,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:58,245 INFO L225 Difference]: With dead ends: 1295 [2020-07-07 10:49:58,245 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 10:49:58,248 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 318 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-07-07 10:49:58,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 10:49:58,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 10:49:58,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 10:49:58,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 10:49:58,250 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 241 [2020-07-07 10:49:58,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:58,250 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 10:49:58,250 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 10:49:58,250 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 10:49:58,250 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 10:49:58,463 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:49:58,468 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 10:49:59,548 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 238 [2020-07-07 10:50:02,662 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 260 [2020-07-07 10:50:03,283 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 231 [2020-07-07 10:50:03,576 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 237 [2020-07-07 10:50:04,172 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 232 [2020-07-07 10:50:05,133 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 26 [2020-07-07 10:50:05,299 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-07 10:50:05,465 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-07 10:50:06,166 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 33 [2020-07-07 10:50:06,306 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-07 10:50:06,470 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-07-07 10:50:06,677 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:06,848 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 35 [2020-07-07 10:50:07,436 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 31 [2020-07-07 10:50:07,622 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 27 [2020-07-07 10:50:08,691 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 198 DAG size of output: 40 [2020-07-07 10:50:08,825 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-07-07 10:50:08,995 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-07 10:50:09,158 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-07-07 10:50:09,340 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 27 [2020-07-07 10:50:10,272 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 33 [2020-07-07 10:50:10,454 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 41 [2020-07-07 10:50:10,628 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 15 [2020-07-07 10:50:11,707 WARN L193 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 32 [2020-07-07 10:50:12,097 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2020-07-07 10:50:13,123 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 191 DAG size of output: 31 [2020-07-07 10:50:13,818 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 32 [2020-07-07 10:50:14,030 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2020-07-07 10:50:14,357 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-07-07 10:50:14,927 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 28 [2020-07-07 10:50:15,111 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-07-07 10:50:15,294 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-07-07 10:50:15,475 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 15 [2020-07-07 10:50:15,665 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-07-07 10:50:15,826 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-07 10:50:16,012 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-07-07 10:50:16,578 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 32 [2020-07-07 10:50:17,101 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 33 [2020-07-07 10:50:17,291 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-07-07 10:50:17,445 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-07-07 10:50:17,747 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 43 [2020-07-07 10:50:18,258 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-07-07 10:50:18,764 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-07-07 10:50:19,200 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 32 [2020-07-07 10:50:20,356 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 184 DAG size of output: 35 [2020-07-07 10:50:20,528 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-07-07 10:50:20,533 INFO L268 CegarLoopResult]: For program point L254(lines 231 255) no Hoare annotation was computed. [2020-07-07 10:50:20,533 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 207 262) no Hoare annotation was computed. [2020-07-07 10:50:20,533 INFO L268 CegarLoopResult]: For program point L238(lines 238 242) no Hoare annotation was computed. [2020-07-07 10:50:20,534 INFO L268 CegarLoopResult]: For program point L238-1(lines 238 242) no Hoare annotation was computed. [2020-07-07 10:50:20,534 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-07 10:50:20,534 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 207 262) no Hoare annotation was computed. [2020-07-07 10:50:20,534 INFO L268 CegarLoopResult]: For program point L232-2(lines 232 253) no Hoare annotation was computed. [2020-07-07 10:50:20,534 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 207 262) no Hoare annotation was computed. [2020-07-07 10:50:20,534 INFO L268 CegarLoopResult]: For program point L289-2(lines 289 314) no Hoare annotation was computed. [2020-07-07 10:50:20,534 INFO L268 CegarLoopResult]: For program point L315(lines 288 316) no Hoare annotation was computed. [2020-07-07 10:50:20,534 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 263 322) no Hoare annotation was computed. [2020-07-07 10:50:20,535 INFO L268 CegarLoopResult]: For program point L308(line 308) no Hoare annotation was computed. [2020-07-07 10:50:20,535 INFO L268 CegarLoopResult]: For program point L308-1(line 308) no Hoare annotation was computed. [2020-07-07 10:50:20,535 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 263 322) no Hoare annotation was computed. [2020-07-07 10:50:20,535 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 263 322) no Hoare annotation was computed. [2020-07-07 10:50:20,535 INFO L268 CegarLoopResult]: For program point L295(lines 295 299) no Hoare annotation was computed. [2020-07-07 10:50:20,535 INFO L268 CegarLoopResult]: For program point L295-1(lines 295 299) no Hoare annotation was computed. [2020-07-07 10:50:20,535 INFO L268 CegarLoopResult]: For program point L290(line 290) no Hoare annotation was computed. [2020-07-07 10:50:20,536 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2020-07-07 10:50:20,536 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2020-07-07 10:50:20,536 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2020-07-07 10:50:20,536 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2020-07-07 10:50:20,536 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2020-07-07 10:50:20,536 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 899 906) the Hoare annotation is: (or (not (= 1 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-07 10:50:20,536 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 899 906) no Hoare annotation was computed. [2020-07-07 10:50:20,537 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 899 906) no Hoare annotation was computed. [2020-07-07 10:50:20,537 INFO L268 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-07-07 10:50:20,537 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 907 916) the Hoare annotation is: (let ((.cse3 (not (= 2 ~waterLevel~0))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse2) (or (not (= 1 ~waterLevel~0)) .cse0 .cse4 .cse2) (or .cse3 .cse0 .cse1 .cse2) (or (not (= 0 ~systemActive~0)) .cse0 .cse4))) [2020-07-07 10:50:20,537 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 907 916) no Hoare annotation was computed. [2020-07-07 10:50:20,537 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 907 916) no Hoare annotation was computed. [2020-07-07 10:50:20,537 INFO L268 CegarLoopResult]: For program point L929(lines 929 939) no Hoare annotation was computed. [2020-07-07 10:50:20,538 INFO L264 CegarLoopResult]: At program point L927(line 927) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= 2 ~waterLevel~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~systemActive~0)) .cse1) (or .cse0 .cse1 .cse2) (or .cse0 (not (<= 1 ~pumpRunning~0)) .cse2))) [2020-07-07 10:50:20,538 INFO L268 CegarLoopResult]: For program point L927-1(line 927) no Hoare annotation was computed. [2020-07-07 10:50:20,538 INFO L268 CegarLoopResult]: For program point L925(lines 925 942) no Hoare annotation was computed. [2020-07-07 10:50:20,538 INFO L268 CegarLoopResult]: For program point L925-1(lines 917 945) no Hoare annotation was computed. [2020-07-07 10:50:20,538 INFO L271 CegarLoopResult]: At program point L923(line 923) the Hoare annotation is: true [2020-07-07 10:50:20,538 INFO L268 CegarLoopResult]: For program point L923-1(line 923) no Hoare annotation was computed. [2020-07-07 10:50:20,539 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 917 945) the Hoare annotation is: true [2020-07-07 10:50:20,539 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 917 945) no Hoare annotation was computed. [2020-07-07 10:50:20,539 INFO L264 CegarLoopResult]: At program point L932(line 932) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0 .cse1) (or .cse2 .cse3 .cse1) (or (not (= 0 ~systemActive~0)) .cse3) (or (not (= 1 ~waterLevel~0)) .cse3 .cse1) (or .cse2 .cse0 .cse1))) [2020-07-07 10:50:20,539 INFO L268 CegarLoopResult]: For program point L930(lines 930 936) no Hoare annotation was computed. [2020-07-07 10:50:20,539 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 131 153) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:50:20,539 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2020-07-07 10:50:20,540 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= 1 main_~tmp~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:50:20,540 INFO L264 CegarLoopResult]: At program point L143-1(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= 1 main_~tmp~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:50:20,540 INFO L268 CegarLoopResult]: For program point L141(lines 141 148) no Hoare annotation was computed. [2020-07-07 10:50:20,540 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2020-07-07 10:50:20,540 INFO L268 CegarLoopResult]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2020-07-07 10:50:20,540 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-07 10:50:20,540 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:50:20,541 INFO L264 CegarLoopResult]: At program point L137(line 137) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:50:20,541 INFO L264 CegarLoopResult]: At program point L137-1(line 137) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:50:20,541 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-07-07 10:50:20,541 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-07-07 10:50:20,541 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 84 107) no Hoare annotation was computed. [2020-07-07 10:50:20,541 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-07-07 10:50:20,541 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-07-07 10:50:20,542 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-07 10:50:20,542 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 84 107) no Hoare annotation was computed. [2020-07-07 10:50:20,542 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-07 10:50:20,542 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 84 107) no Hoare annotation was computed. [2020-07-07 10:50:20,542 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-07 10:50:20,542 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-07 10:50:20,542 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-07 10:50:20,542 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-07-07 10:50:20,542 INFO L268 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-07-07 10:50:20,542 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-07 10:50:20,543 INFO L268 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-07-07 10:50:20,543 INFO L268 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-07-07 10:50:20,543 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 882 896) no Hoare annotation was computed. [2020-07-07 10:50:20,543 INFO L264 CegarLoopResult]: At program point L888(line 888) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 (= 0 ~switchedOnBeforeTS~0)) (or (not (= 1 ~waterLevel~0)) .cse2) (or .cse2 (not (= 0 |old(~systemActive~0)|))) (or .cse3 .cse2) (or .cse0 .cse1 .cse3))) [2020-07-07 10:50:20,543 INFO L268 CegarLoopResult]: For program point L886(lines 886 892) no Hoare annotation was computed. [2020-07-07 10:50:20,543 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 882 896) the Hoare annotation is: (let ((.cse5 (= |old(~systemActive~0)| ~systemActive~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and .cse5 (= 0 ~pumpRunning~0))) (.cse3 (and .cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 (= 0 ~switchedOnBeforeTS~0)) (or (not (= 1 ~waterLevel~0)) .cse1 .cse2) (or .cse1 (not (= 0 |old(~systemActive~0)|)) .cse2) (or .cse3 .cse4 .cse0)))) [2020-07-07 10:50:20,543 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 882 896) no Hoare annotation was computed. [2020-07-07 10:50:20,544 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 818 826) no Hoare annotation was computed. [2020-07-07 10:50:20,544 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 818 826) the Hoare annotation is: true [2020-07-07 10:50:20,544 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 818 826) no Hoare annotation was computed. [2020-07-07 10:50:20,544 INFO L268 CegarLoopResult]: For program point L834-2(lines 834 842) no Hoare annotation was computed. [2020-07-07 10:50:20,544 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-07-07 10:50:20,544 INFO L268 CegarLoopResult]: For program point L857-1(line 857) no Hoare annotation was computed. [2020-07-07 10:50:20,544 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 827 862) no Hoare annotation was computed. [2020-07-07 10:50:20,544 INFO L268 CegarLoopResult]: For program point L846(lines 846 854) no Hoare annotation was computed. [2020-07-07 10:50:20,544 INFO L268 CegarLoopResult]: For program point L846-2(lines 846 854) no Hoare annotation was computed. [2020-07-07 10:50:20,544 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 827 862) no Hoare annotation was computed. [2020-07-07 10:50:20,545 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 827 862) no Hoare annotation was computed. [2020-07-07 10:50:20,545 INFO L268 CegarLoopResult]: For program point L834(lines 834 842) no Hoare annotation was computed. [2020-07-07 10:50:20,545 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2020-07-07 10:50:20,545 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2020-07-07 10:50:20,545 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 161 206) no Hoare annotation was computed. [2020-07-07 10:50:20,545 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 161 206) no Hoare annotation was computed. [2020-07-07 10:50:20,545 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 161 206) no Hoare annotation was computed. [2020-07-07 10:50:20,545 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 474 519) no Hoare annotation was computed. [2020-07-07 10:50:20,545 INFO L268 CegarLoopResult]: For program point L494(lines 494 501) no Hoare annotation was computed. [2020-07-07 10:50:20,546 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 474 519) no Hoare annotation was computed. [2020-07-07 10:50:20,546 INFO L268 CegarLoopResult]: For program point L488(lines 488 508) no Hoare annotation was computed. [2020-07-07 10:50:20,546 INFO L268 CegarLoopResult]: For program point L488-1(lines 488 508) no Hoare annotation was computed. [2020-07-07 10:50:20,546 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 474 519) no Hoare annotation was computed. [2020-07-07 10:50:20,546 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 117 127) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:50:20,546 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2020-07-07 10:50:20,546 INFO L264 CegarLoopResult]: At program point L122(line 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:50:20,546 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2020-07-07 10:50:20,547 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 807 817) no Hoare annotation was computed. [2020-07-07 10:50:20,547 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-07-07 10:50:20,547 INFO L268 CegarLoopResult]: For program point L812-1(line 812) no Hoare annotation was computed. [2020-07-07 10:50:20,547 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 807 817) no Hoare annotation was computed. [2020-07-07 10:50:20,547 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 807 817) no Hoare annotation was computed. [2020-07-07 10:50:20,547 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 799 806) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse1 .cse0 (= 0 ~switchedOnBeforeTS~0)))) [2020-07-07 10:50:20,547 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 799 806) no Hoare annotation was computed. [2020-07-07 10:50:20,547 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 799 806) no Hoare annotation was computed. [2020-07-07 10:50:20,548 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-07-07 10:50:20,548 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 708 721) no Hoare annotation was computed. [2020-07-07 10:50:20,548 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 708 721) the Hoare annotation is: true [2020-07-07 10:50:20,548 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 708 721) no Hoare annotation was computed. [2020-07-07 10:50:20,548 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 766 790) no Hoare annotation was computed. [2020-07-07 10:50:20,548 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 766 790) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (= 2 ~waterLevel~0)) .cse0 .cse1 .cse2) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse2))) [2020-07-07 10:50:20,548 INFO L264 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= 2 ~waterLevel~0)) .cse0 .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse1))) [2020-07-07 10:50:20,549 INFO L268 CegarLoopResult]: For program point L785-1(lines 766 790) no Hoare annotation was computed. [2020-07-07 10:50:20,549 INFO L264 CegarLoopResult]: At program point L780(line 780) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment_~tmp~5))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 1 ~waterLevel~0)) .cse1 .cse2) (or .cse0 (not (= 2 ~waterLevel~0)) .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse2))) [2020-07-07 10:50:20,549 INFO L264 CegarLoopResult]: At program point L776(line 776) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= 2 ~waterLevel~0)) .cse0 (= 0 ~pumpRunning~0) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse1))) [2020-07-07 10:50:20,549 INFO L268 CegarLoopResult]: For program point L774(lines 774 782) no Hoare annotation was computed. [2020-07-07 10:50:20,549 INFO L264 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (= 2 ~waterLevel~0)) .cse0 .cse1 .cse2) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse2))) [2020-07-07 10:50:20,549 INFO L268 CegarLoopResult]: For program point L772-1(line 772) no Hoare annotation was computed. [2020-07-07 10:50:20,550 INFO L268 CegarLoopResult]: For program point L770(lines 770 787) no Hoare annotation was computed. [2020-07-07 10:50:20,550 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 758 764) no Hoare annotation was computed. [2020-07-07 10:50:20,550 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 758 764) the Hoare annotation is: true [2020-07-07 10:50:20,550 INFO L264 CegarLoopResult]: At program point testENTRY(lines 557 622) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= 1 ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:50:20,550 INFO L264 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0))) (or (and .cse0 (not (= 0 ~switchedOnBeforeTS~0)) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 .cse2 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse3 (= 1 ~waterLevel~0)) (and .cse0 (= 0 ~systemActive~0) .cse3) (and .cse0 .cse3 .cse2))) [2020-07-07 10:50:20,550 INFO L268 CegarLoopResult]: For program point L603(lines 603 609) no Hoare annotation was computed. [2020-07-07 10:50:20,550 INFO L264 CegarLoopResult]: At program point L603-1(lines 597 610) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 (= 1 ~waterLevel~0) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 (= 0 ~systemActive~0) .cse1) (and .cse0 .cse4 .cse1 .cse2) (and .cse0 .cse4 .cse2 .cse3))) [2020-07-07 10:50:20,551 INFO L268 CegarLoopResult]: For program point L568(lines 567 614) no Hoare annotation was computed. [2020-07-07 10:50:20,551 INFO L268 CegarLoopResult]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2020-07-07 10:50:20,551 INFO L268 CegarLoopResult]: For program point L597(lines 597 610) no Hoare annotation was computed. [2020-07-07 10:50:20,551 INFO L264 CegarLoopResult]: At program point L589(line 589) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 (= 1 ~waterLevel~0) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse4 .cse1 .cse2) (and .cse0 (= 0 ~systemActive~0) .cse1) (and .cse0 .cse4 .cse2 .cse3))) [2020-07-07 10:50:20,551 INFO L268 CegarLoopResult]: For program point L587(lines 587 593) no Hoare annotation was computed. [2020-07-07 10:50:20,551 INFO L268 CegarLoopResult]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2020-07-07 10:50:20,551 INFO L264 CegarLoopResult]: At program point L612(lines 567 614) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 (= 1 ~waterLevel~0) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse4 .cse1 .cse2) (and .cse0 (= 0 ~systemActive~0) .cse1) (and .cse0 .cse4 .cse2 .cse3))) [2020-07-07 10:50:20,552 INFO L264 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse4 .cse1 .cse2) (and .cse0 (= 0 ~systemActive~0) .cse1) (and .cse0 .cse4 .cse2 .cse3))) [2020-07-07 10:50:20,552 INFO L268 CegarLoopResult]: For program point L577(lines 577 583) no Hoare annotation was computed. [2020-07-07 10:50:20,552 INFO L268 CegarLoopResult]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2020-07-07 10:50:20,552 INFO L268 CegarLoopResult]: For program point L569(lines 569 573) no Hoare annotation was computed. [2020-07-07 10:50:20,552 INFO L264 CegarLoopResult]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:50:20,552 INFO L268 CegarLoopResult]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2020-07-07 10:50:20,552 INFO L268 CegarLoopResult]: For program point L448(lines 448 455) no Hoare annotation was computed. [2020-07-07 10:50:20,552 INFO L268 CegarLoopResult]: For program point L442(lines 442 462) no Hoare annotation was computed. [2020-07-07 10:50:20,553 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 428 473) no Hoare annotation was computed. [2020-07-07 10:50:20,553 INFO L268 CegarLoopResult]: For program point L442-1(lines 442 462) no Hoare annotation was computed. [2020-07-07 10:50:20,553 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 428 473) no Hoare annotation was computed. [2020-07-07 10:50:20,553 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 428 473) no Hoare annotation was computed. [2020-07-07 10:50:20,553 INFO L268 CegarLoopResult]: For program point L684(lines 684 692) no Hoare annotation was computed. [2020-07-07 10:50:20,553 INFO L268 CegarLoopResult]: For program point L684-2(lines 684 692) no Hoare annotation was computed. [2020-07-07 10:50:20,553 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 676 698) no Hoare annotation was computed. [2020-07-07 10:50:20,553 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 676 698) no Hoare annotation was computed. [2020-07-07 10:50:20,553 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 676 698) no Hoare annotation was computed. [2020-07-07 10:50:20,553 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 325 427) no Hoare annotation was computed. [2020-07-07 10:50:20,554 INFO L268 CegarLoopResult]: For program point L349(lines 349 353) no Hoare annotation was computed. [2020-07-07 10:50:20,554 INFO L268 CegarLoopResult]: For program point L413(lines 413 424) no Hoare annotation was computed. [2020-07-07 10:50:20,554 INFO L268 CegarLoopResult]: For program point L376(lines 376 380) no Hoare annotation was computed. [2020-07-07 10:50:20,554 INFO L268 CegarLoopResult]: For program point L374-2(lines 374 394) no Hoare annotation was computed. [2020-07-07 10:50:20,554 INFO L268 CegarLoopResult]: For program point L395(lines 373 396) no Hoare annotation was computed. [2020-07-07 10:50:20,554 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 325 427) no Hoare annotation was computed. [2020-07-07 10:50:20,554 INFO L268 CegarLoopResult]: For program point L354(lines 354 370) no Hoare annotation was computed. [2020-07-07 10:50:20,554 INFO L268 CegarLoopResult]: For program point L414(lines 414 421) no Hoare annotation was computed. [2020-07-07 10:50:20,554 INFO L268 CegarLoopResult]: For program point L375(lines 374 394) no Hoare annotation was computed. [2020-07-07 10:50:20,555 INFO L268 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-07-07 10:50:20,555 INFO L268 CegarLoopResult]: For program point L406-1(line 406) no Hoare annotation was computed. [2020-07-07 10:50:20,555 INFO L268 CegarLoopResult]: For program point L371(lines 371 412) no Hoare annotation was computed. [2020-07-07 10:50:20,555 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 325 427) no Hoare annotation was computed. [2020-07-07 10:50:20,555 INFO L268 CegarLoopResult]: For program point L390(line 390) no Hoare annotation was computed. [2020-07-07 10:50:20,555 INFO L268 CegarLoopResult]: For program point L390-1(line 390) no Hoare annotation was computed. [2020-07-07 10:50:20,555 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 522 531) no Hoare annotation was computed. [2020-07-07 10:50:20,555 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 522 531) no Hoare annotation was computed. [2020-07-07 10:50:20,555 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 522 531) no Hoare annotation was computed. [2020-07-07 10:50:20,555 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:50:20,556 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-07 10:50:20,556 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:50:20,556 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 791 798) no Hoare annotation was computed. [2020-07-07 10:50:20,556 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 791 798) no Hoare annotation was computed. [2020-07-07 10:50:20,556 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 791 798) the Hoare annotation is: (or (not (= 2 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-07 10:50:20,557 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 699 707) the Hoare annotation is: true [2020-07-07 10:50:20,557 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 699 707) no Hoare annotation was computed. [2020-07-07 10:50:20,557 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 699 707) no Hoare annotation was computed. [2020-07-07 10:50:20,557 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 863 881) no Hoare annotation was computed. [2020-07-07 10:50:20,557 INFO L268 CegarLoopResult]: For program point L872(lines 872 876) no Hoare annotation was computed. [2020-07-07 10:50:20,557 INFO L271 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: true [2020-07-07 10:50:20,557 INFO L268 CegarLoopResult]: For program point L872-2(lines 872 876) no Hoare annotation was computed. [2020-07-07 10:50:20,557 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 863 881) the Hoare annotation is: true [2020-07-07 10:50:20,557 INFO L268 CegarLoopResult]: For program point L870-1(line 870) no Hoare annotation was computed. [2020-07-07 10:50:20,558 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 863 881) no Hoare annotation was computed. [2020-07-07 10:50:20,558 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 655 666) the Hoare annotation is: (let ((.cse3 (not (= 2 ~waterLevel~0))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse2) (or .cse0 .cse3 .cse1 .cse2) (or .cse0 (not (= 0 ~systemActive~0)) .cse4) (or (not (= 1 ~waterLevel~0)) .cse0 .cse4 .cse2))) [2020-07-07 10:50:20,558 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 655 666) no Hoare annotation was computed. [2020-07-07 10:50:20,558 INFO L268 CegarLoopResult]: For program point L659-1(lines 655 666) no Hoare annotation was computed. [2020-07-07 10:50:20,558 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:50:20,558 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-07 10:50:20,558 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:50:20,558 INFO L268 CegarLoopResult]: For program point L736(lines 734 756) no Hoare annotation was computed. [2020-07-07 10:50:20,559 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 731 757) the Hoare annotation is: (let ((.cse6 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse6 .cse7)) (.cse4 (and (= 0 ~pumpRunning~0) .cse6 .cse7)) (.cse1 (not (= 2 |old(~waterLevel~0)|))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 (not (= 1 |old(~waterLevel~0)|)) .cse3) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse2 .cse3) (or .cse4 (not (= 0 ~systemActive~0)) .cse5) (or .cse4 .cse1 .cse5 .cse3)))) [2020-07-07 10:50:20,559 INFO L264 CegarLoopResult]: At program point L747(line 747) the Hoare annotation is: (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 1 ~waterLevel~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse7 (not (= 2 |old(~waterLevel~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (and .cse0 .cse1) .cse2 (not (= 1 |old(~waterLevel~0)|)) .cse3) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and .cse4 .cse5) .cse6 .cse3) (or .cse6 .cse7 (and .cse4 .cse5 .cse1) .cse3) (or (not (= 0 ~systemActive~0)) .cse2) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) .cse7 .cse2 .cse3))) [2020-07-07 10:50:20,559 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 731 757) no Hoare annotation was computed. [2020-07-07 10:50:20,559 INFO L264 CegarLoopResult]: At program point L745(lines 745 751) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 1 ~waterLevel~0)) (.cse8 (and .cse0 .cse9)) (.cse7 (not (= 2 |old(~waterLevel~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (and .cse0 .cse1) .cse2 (not (= 1 |old(~waterLevel~0)|)) .cse3) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and .cse4 .cse5) .cse6 .cse3) (or .cse6 .cse7 (and .cse4 .cse5 .cse1) .cse3) (or .cse8 (not (= 0 ~systemActive~0)) .cse2) (or .cse8 (and .cse9 (<= 1 ~pumpRunning~0)) .cse7 .cse2 .cse3)))) [2020-07-07 10:50:20,559 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 731 757) no Hoare annotation was computed. [2020-07-07 10:50:20,560 INFO L264 CegarLoopResult]: At program point L740(line 740) the Hoare annotation is: (let ((.cse1 (not (= 2 |old(~waterLevel~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse3) (or .cse4 (not (= 1 |old(~waterLevel~0)|)) .cse3) (or (not (= 0 ~systemActive~0)) .cse4) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse2 .cse3))) [2020-07-07 10:50:20,560 INFO L268 CegarLoopResult]: For program point L738(lines 734 756) no Hoare annotation was computed. [2020-07-07 10:50:20,560 INFO L268 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2020-07-07 10:50:20,560 INFO L271 CegarLoopResult]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2020-07-07 10:50:20,560 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2020-07-07 10:50:20,560 INFO L268 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-07-07 10:50:20,560 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2020-07-07 10:50:20,560 INFO L271 CegarLoopResult]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2020-07-07 10:50:20,561 INFO L271 CegarLoopResult]: At program point L57(line 57) the Hoare annotation is: true [2020-07-07 10:50:20,561 INFO L268 CegarLoopResult]: For program point L57-1(line 57) no Hoare annotation was computed. [2020-07-07 10:50:20,561 INFO L271 CegarLoopResult]: At program point L76(lines 51 80) the Hoare annotation is: true [2020-07-07 10:50:20,561 INFO L268 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-07-07 10:50:20,561 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 667 675) no Hoare annotation was computed. [2020-07-07 10:50:20,561 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 667 675) no Hoare annotation was computed. [2020-07-07 10:50:20,561 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 667 675) no Hoare annotation was computed. [2020-07-07 10:50:20,561 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 631 642) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= 1 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-07 10:50:20,562 INFO L268 CegarLoopResult]: For program point L635-1(lines 631 642) no Hoare annotation was computed. [2020-07-07 10:50:20,562 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 631 642) no Hoare annotation was computed. [2020-07-07 10:50:20,562 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2020-07-07 10:50:20,562 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2020-07-07 10:50:20,562 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:50:20,562 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-07 10:50:20,562 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 10:50:20,562 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:50:20,562 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 643 654) no Hoare annotation was computed. [2020-07-07 10:50:20,563 INFO L268 CegarLoopResult]: For program point L647-1(lines 643 654) no Hoare annotation was computed. [2020-07-07 10:50:20,563 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 643 654) the Hoare annotation is: (let ((.cse0 (not (= 2 |old(~waterLevel~0)|))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= 2 ~waterLevel~0) .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse2) (or (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse3 .cse1 .cse2) (or (not (= 0 ~systemActive~0)) .cse3 .cse4) (or .cse3 .cse4 (not (= 1 |old(~waterLevel~0)|)) .cse2))) [2020-07-07 10:50:20,563 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-07 10:50:20,563 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-07 10:50:20,563 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-07 10:50:20,563 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-07 10:50:20,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 10:50:20 BoogieIcfgContainer [2020-07-07 10:50:20,581 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 10:50:20,582 INFO L168 Benchmark]: Toolchain (without parser) took 69015.65 ms. Allocated memory was 145.2 MB in the beginning and 810.5 MB in the end (delta: 665.3 MB). Free memory was 101.1 MB in the beginning and 662.6 MB in the end (delta: -561.5 MB). Peak memory consumption was 669.1 MB. Max. memory is 7.1 GB. [2020-07-07 10:50:20,583 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.2 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-07 10:50:20,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.96 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.8 MB in the beginning and 171.1 MB in the end (delta: -70.2 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2020-07-07 10:50:20,584 INFO L168 Benchmark]: Boogie Preprocessor took 90.26 ms. Allocated memory is still 202.4 MB. Free memory was 171.1 MB in the beginning and 167.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-07 10:50:20,585 INFO L168 Benchmark]: RCFGBuilder took 1107.10 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 167.1 MB in the beginning and 196.8 MB in the end (delta: -29.7 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2020-07-07 10:50:20,585 INFO L168 Benchmark]: TraceAbstraction took 67177.50 ms. Allocated memory was 235.9 MB in the beginning and 810.5 MB in the end (delta: 574.6 MB). Free memory was 196.8 MB in the beginning and 662.6 MB in the end (delta: -465.8 MB). Peak memory consumption was 674.1 MB. Max. memory is 7.1 GB. [2020-07-07 10:50:20,588 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 145.2 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 635.96 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.8 MB in the beginning and 171.1 MB in the end (delta: -70.2 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.26 ms. Allocated memory is still 202.4 MB. Free memory was 171.1 MB in the beginning and 167.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1107.10 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 167.1 MB in the beginning and 196.8 MB in the end (delta: -29.7 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 67177.50 ms. Allocated memory was 235.9 MB in the beginning and 810.5 MB in the end (delta: 574.6 MB). Free memory was 196.8 MB in the beginning and 662.6 MB in the end (delta: -465.8 MB). Peak memory consumption was 674.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: (((((((((0 == splverifierCounter && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive) || !(0 == \old(pumpRunning))) || (((pumpRunning <= switchedOnBeforeTS && 0 == splverifierCounter) && 1 == systemActive) && 1 <= pumpRunning)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel))) || (((0 == splverifierCounter && 2 == waterLevel) && 0 == pumpRunning) && 1 == systemActive)) || ((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning)) || (((0 == splverifierCounter && 2 == waterLevel) && 1 == systemActive) && 1 <= pumpRunning) - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 45.0s, OverallIterations: 11, TraceHistogramMax: 5, AutomataDifference: 36.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 22.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1475 SDtfs, 3085 SDslu, 2564 SDs, 0 SdLazy, 8836 SolverSat, 2077 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 977 GetRequests, 757 SyntacticMatches, 4 SemanticMatches, 216 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1996 ImplicationChecksByTransitivity, 19.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1155occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 900 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 2066 PreInvPairs, 2153 NumberOfFragments, 2027 HoareAnnotationTreeSize, 2066 FomulaSimplifications, 22327285 FormulaSimplificationTreeSizeReduction, 5.9s HoareSimplificationTime, 56 FomulaSimplificationsInter, 87127 FormulaSimplificationTreeSizeReductionInter, 15.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 1450 NumberOfCodeBlocks, 1450 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1437 ConstructedInterpolants, 0 QuantifiedInterpolants, 526660 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2019 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 13 InterpolantComputations, 10 PerfectInterpolantSequences, 537/585 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...