/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 10:50:02,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 10:50:02,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 10:50:02,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 10:50:02,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 10:50:02,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 10:50:02,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 10:50:02,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 10:50:02,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 10:50:02,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 10:50:02,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 10:50:02,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 10:50:02,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 10:50:02,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 10:50:02,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 10:50:02,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 10:50:02,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 10:50:03,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 10:50:03,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 10:50:03,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 10:50:03,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 10:50:03,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 10:50:03,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 10:50:03,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 10:50:03,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 10:50:03,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 10:50:03,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 10:50:03,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 10:50:03,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 10:50:03,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 10:50:03,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 10:50:03,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 10:50:03,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 10:50:03,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 10:50:03,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 10:50:03,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 10:50:03,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 10:50:03,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 10:50:03,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 10:50:03,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 10:50:03,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 10:50:03,028 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 10:50:03,052 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 10:50:03,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 10:50:03,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 10:50:03,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 10:50:03,055 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 10:50:03,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 10:50:03,055 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 10:50:03,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 10:50:03,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 10:50:03,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 10:50:03,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 10:50:03,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 10:50:03,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 10:50:03,057 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 10:50:03,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 10:50:03,058 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 10:50:03,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 10:50:03,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 10:50:03,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 10:50:03,058 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 10:50:03,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 10:50:03,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:50:03,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 10:50:03,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 10:50:03,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 10:50:03,060 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 10:50:03,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 10:50:03,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 10:50:03,060 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 10:50:03,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 10:50:03,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 10:50:03,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 10:50:03,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 10:50:03,368 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 10:50:03,368 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 10:50:03,369 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c [2020-07-07 10:50:03,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dc30ea7b/d168fc20b5a840038761f3295a925382/FLAGa174b9b05 [2020-07-07 10:50:03,975 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 10:50:03,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c [2020-07-07 10:50:03,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dc30ea7b/d168fc20b5a840038761f3295a925382/FLAGa174b9b05 [2020-07-07 10:50:04,330 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dc30ea7b/d168fc20b5a840038761f3295a925382 [2020-07-07 10:50:04,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 10:50:04,340 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 10:50:04,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 10:50:04,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 10:50:04,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 10:50:04,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:50:04" (1/1) ... [2020-07-07 10:50:04,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29eff5c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:50:04, skipping insertion in model container [2020-07-07 10:50:04,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:50:04" (1/1) ... [2020-07-07 10:50:04,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 10:50:04,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 10:50:04,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:50:04,866 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 10:50:05,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:50:05,043 INFO L208 MainTranslator]: Completed translation [2020-07-07 10:50:05,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:50:05 WrapperNode [2020-07-07 10:50:05,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 10:50:05,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 10:50:05,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 10:50:05,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 10:50:05,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:50:05" (1/1) ... [2020-07-07 10:50:05,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:50:05" (1/1) ... [2020-07-07 10:50:05,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:50:05" (1/1) ... [2020-07-07 10:50:05,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:50:05" (1/1) ... [2020-07-07 10:50:05,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:50:05" (1/1) ... [2020-07-07 10:50:05,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:50:05" (1/1) ... [2020-07-07 10:50:05,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:50:05" (1/1) ... [2020-07-07 10:50:05,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 10:50:05,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 10:50:05,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 10:50:05,130 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 10:50:05,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:50:05" (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 10:50:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 10:50:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 10:50:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 10:50:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 10:50:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 10:50:05,207 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-07 10:50:05,207 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-07 10:50:05,207 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 10:50:05,207 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-07-07 10:50:05,207 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 10:50:05,207 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 10:50:05,208 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 10:50:05,208 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 10:50:05,208 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 10:50:05,208 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-07 10:50:05,208 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-07 10:50:05,208 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 10:50:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 10:50:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 10:50:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 10:50:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 10:50:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 10:50:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 10:50:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 10:50:05,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 10:50:05,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 10:50:05,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 10:50:05,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 10:50:05,210 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 10:50:05,210 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 10:50:05,211 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 10:50:05,211 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 10:50:05,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-07 10:50:05,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-07 10:50:05,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-07 10:50:05,212 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 10:50:05,212 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 10:50:05,212 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 10:50:05,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 10:50:05,212 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 10:50:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 10:50:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-07 10:50:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 10:50:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 10:50:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 10:50:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 10:50:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 10:50:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 10:50:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 10:50:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-07 10:50:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 10:50:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 10:50:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 10:50:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 10:50:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 10:50:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-07 10:50:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-07 10:50:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-07 10:50:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 10:50:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-07 10:50:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-07 10:50:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-07 10:50:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 10:50:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-07-07 10:50:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 10:50:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 10:50:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 10:50:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 10:50:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 10:50:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 10:50:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 10:50:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-07 10:50:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 10:50:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 10:50:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 10:50:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 10:50:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 10:50:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 10:50:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 10:50:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 10:50:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 10:50:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 10:50:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 10:50:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 10:50:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 10:50:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 10:50:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 10:50:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 10:50:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 10:50:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 10:50:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 10:50:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 10:50:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 10:50:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 10:50:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 10:50:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 10:50:05,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 10:50:05,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 10:50:06,526 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 10:50:06,526 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 10:50:06,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:50:06 BoogieIcfgContainer [2020-07-07 10:50:06,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 10:50:06,533 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 10:50:06,533 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 10:50:06,536 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 10:50:06,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 10:50:04" (1/3) ... [2020-07-07 10:50:06,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15ab5c5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:50:06, skipping insertion in model container [2020-07-07 10:50:06,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:50:05" (2/3) ... [2020-07-07 10:50:06,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15ab5c5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:50:06, skipping insertion in model container [2020-07-07 10:50:06,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:50:06" (3/3) ... [2020-07-07 10:50:06,540 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product47.cil.c [2020-07-07 10:50:06,550 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 10:50:06,558 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 10:50:06,572 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 10:50:06,597 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 10:50:06,598 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 10:50:06,598 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 10:50:06,598 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 10:50:06,599 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 10:50:06,599 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 10:50:06,599 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 10:50:06,599 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 10:50:06,623 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states. [2020-07-07 10:50:06,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-07 10:50:06,632 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:06,633 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 10:50:06,634 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:06,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:06,640 INFO L82 PathProgramCache]: Analyzing trace with hash -981984858, now seen corresponding path program 1 times [2020-07-07 10:50:06,649 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:06,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253075388] [2020-07-07 10:50:06,650 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:07,325 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:07,473 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 10:50:07,473 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253075388] [2020-07-07 10:50:07,474 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:50:07,475 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 10:50:07,476 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048327416] [2020-07-07 10:50:07,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-07 10:50:07,481 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:07,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-07 10:50:07,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:50:07,498 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 4 states. [2020-07-07 10:50:08,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:08,658 INFO L93 Difference]: Finished difference Result 330 states and 424 transitions. [2020-07-07 10:50:08,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-07 10:50:08,660 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-07-07 10:50:08,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:08,677 INFO L225 Difference]: With dead ends: 330 [2020-07-07 10:50:08,677 INFO L226 Difference]: Without dead ends: 182 [2020-07-07 10:50:08,683 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:50:08,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-07-07 10:50:08,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 149. [2020-07-07 10:50:08,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-07-07 10:50:08,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2020-07-07 10:50:08,794 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 59 [2020-07-07 10:50:08,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:08,794 INFO L479 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2020-07-07 10:50:08,795 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-07 10:50:08,795 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2020-07-07 10:50:08,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-07 10:50:08,799 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:08,799 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 10:50:08,800 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 10:50:08,800 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:08,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:08,801 INFO L82 PathProgramCache]: Analyzing trace with hash 75711308, now seen corresponding path program 1 times [2020-07-07 10:50:08,801 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:08,801 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356167062] [2020-07-07 10:50:08,802 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:09,192 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:09,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:09,286 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 10:50:09,287 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356167062] [2020-07-07 10:50:09,287 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:50:09,287 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:50:09,288 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444823533] [2020-07-07 10:50:09,289 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:50:09,290 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:09,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:50:09,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:50:09,290 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 9 states. [2020-07-07 10:50:09,713 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:10,054 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:10,287 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:10,543 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:11,539 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:13,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:13,370 INFO L93 Difference]: Finished difference Result 506 states and 636 transitions. [2020-07-07 10:50:13,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-07 10:50:13,373 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-07-07 10:50:13,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:13,380 INFO L225 Difference]: With dead ends: 506 [2020-07-07 10:50:13,380 INFO L226 Difference]: Without dead ends: 385 [2020-07-07 10:50:13,383 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 10:50:13,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2020-07-07 10:50:13,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 327. [2020-07-07 10:50:13,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2020-07-07 10:50:13,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 402 transitions. [2020-07-07 10:50:13,498 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 402 transitions. Word has length 64 [2020-07-07 10:50:13,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:13,499 INFO L479 AbstractCegarLoop]: Abstraction has 327 states and 402 transitions. [2020-07-07 10:50:13,499 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:50:13,499 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 402 transitions. [2020-07-07 10:50:13,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-07 10:50:13,502 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:13,502 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 10:50:13,502 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 10:50:13,503 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:13,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:13,503 INFO L82 PathProgramCache]: Analyzing trace with hash -1055869647, now seen corresponding path program 1 times [2020-07-07 10:50:13,503 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:13,503 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911794416] [2020-07-07 10:50:13,504 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:13,799 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:13,941 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 10:50:13,942 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911794416] [2020-07-07 10:50:13,942 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:50:13,942 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:50:13,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289152810] [2020-07-07 10:50:13,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:50:13,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:13,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:50:13,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:50:13,944 INFO L87 Difference]: Start difference. First operand 327 states and 402 transitions. Second operand 9 states. [2020-07-07 10:50:14,423 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:15,013 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:16,135 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:16,372 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:16,634 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:16,917 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:17,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:17,785 INFO L93 Difference]: Finished difference Result 877 states and 1180 transitions. [2020-07-07 10:50:17,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-07 10:50:17,787 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-07-07 10:50:17,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:17,795 INFO L225 Difference]: With dead ends: 877 [2020-07-07 10:50:17,795 INFO L226 Difference]: Without dead ends: 578 [2020-07-07 10:50:17,797 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-07 10:50:17,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2020-07-07 10:50:17,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 488. [2020-07-07 10:50:17,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 488 states. [2020-07-07 10:50:17,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 609 transitions. [2020-07-07 10:50:17,912 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 609 transitions. Word has length 70 [2020-07-07 10:50:17,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:17,913 INFO L479 AbstractCegarLoop]: Abstraction has 488 states and 609 transitions. [2020-07-07 10:50:17,913 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:50:17,914 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 609 transitions. [2020-07-07 10:50:17,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-07-07 10:50:17,916 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:17,917 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:50:17,917 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 10:50:17,917 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:17,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:17,917 INFO L82 PathProgramCache]: Analyzing trace with hash -2082867985, now seen corresponding path program 1 times [2020-07-07 10:50:17,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:17,918 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833451360] [2020-07-07 10:50:17,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,200 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:18,338 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 10:50:18,339 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833451360] [2020-07-07 10:50:18,339 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:50:18,339 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:50:18,339 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309696974] [2020-07-07 10:50:18,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:50:18,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:18,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:50:18,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:50:18,341 INFO L87 Difference]: Start difference. First operand 488 states and 609 transitions. Second operand 9 states. [2020-07-07 10:50:18,813 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:19,816 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:20,162 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:20,488 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:20,747 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:22,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:22,301 INFO L93 Difference]: Finished difference Result 1509 states and 2131 transitions. [2020-07-07 10:50:22,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-07 10:50:22,302 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-07-07 10:50:22,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:22,316 INFO L225 Difference]: With dead ends: 1509 [2020-07-07 10:50:22,316 INFO L226 Difference]: Without dead ends: 1049 [2020-07-07 10:50:22,319 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-07-07 10:50:22,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1049 states. [2020-07-07 10:50:22,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1049 to 885. [2020-07-07 10:50:22,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 885 states. [2020-07-07 10:50:22,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 885 states and 1121 transitions. [2020-07-07 10:50:22,487 INFO L78 Accepts]: Start accepts. Automaton has 885 states and 1121 transitions. Word has length 107 [2020-07-07 10:50:22,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:22,488 INFO L479 AbstractCegarLoop]: Abstraction has 885 states and 1121 transitions. [2020-07-07 10:50:22,488 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:50:22,488 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1121 transitions. [2020-07-07 10:50:22,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-07-07 10:50:22,491 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:22,491 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:50:22,492 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 10:50:22,492 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:22,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:22,492 INFO L82 PathProgramCache]: Analyzing trace with hash -1842327856, now seen corresponding path program 1 times [2020-07-07 10:50:22,493 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:22,493 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846564607] [2020-07-07 10:50:22,493 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,725 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:22,932 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 10:50:22,932 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846564607] [2020-07-07 10:50:22,932 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:50:22,933 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:50:22,933 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216413837] [2020-07-07 10:50:22,933 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:50:22,934 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:22,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:50:22,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:50:22,935 INFO L87 Difference]: Start difference. First operand 885 states and 1121 transitions. Second operand 9 states. [2020-07-07 10:50:24,178 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:24,434 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:24,697 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:24,960 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:26,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:26,086 INFO L93 Difference]: Finished difference Result 1913 states and 2626 transitions. [2020-07-07 10:50:26,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-07 10:50:26,087 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-07-07 10:50:26,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:26,098 INFO L225 Difference]: With dead ends: 1913 [2020-07-07 10:50:26,099 INFO L226 Difference]: Without dead ends: 1056 [2020-07-07 10:50:26,103 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-07 10:50:26,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2020-07-07 10:50:26,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 905. [2020-07-07 10:50:26,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 905 states. [2020-07-07 10:50:26,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 905 states and 1141 transitions. [2020-07-07 10:50:26,267 INFO L78 Accepts]: Start accepts. Automaton has 905 states and 1141 transitions. Word has length 107 [2020-07-07 10:50:26,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:26,268 INFO L479 AbstractCegarLoop]: Abstraction has 905 states and 1141 transitions. [2020-07-07 10:50:26,268 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:50:26,268 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1141 transitions. [2020-07-07 10:50:26,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-07-07 10:50:26,272 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:26,272 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:50:26,272 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 10:50:26,273 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:26,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:26,273 INFO L82 PathProgramCache]: Analyzing trace with hash 85944846, now seen corresponding path program 1 times [2020-07-07 10:50:26,273 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:26,274 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493831229] [2020-07-07 10:50:26,274 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,599 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,785 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 10:50:26,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493831229] [2020-07-07 10:50:26,787 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:50:26,787 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-07 10:50:26,787 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664446569] [2020-07-07 10:50:26,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-07 10:50:26,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:26,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-07 10:50:26,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-07 10:50:26,790 INFO L87 Difference]: Start difference. First operand 905 states and 1141 transitions. Second operand 11 states. [2020-07-07 10:50:27,437 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:27,683 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:27,916 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:28,665 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:28,927 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:29,157 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:30,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:30,282 INFO L93 Difference]: Finished difference Result 1702 states and 2268 transitions. [2020-07-07 10:50:30,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-07 10:50:30,283 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 107 [2020-07-07 10:50:30,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:30,289 INFO L225 Difference]: With dead ends: 1702 [2020-07-07 10:50:30,289 INFO L226 Difference]: Without dead ends: 797 [2020-07-07 10:50:30,293 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 40 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 10:50:30,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2020-07-07 10:50:30,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 697. [2020-07-07 10:50:30,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 697 states. [2020-07-07 10:50:30,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 697 states and 843 transitions. [2020-07-07 10:50:30,404 INFO L78 Accepts]: Start accepts. Automaton has 697 states and 843 transitions. Word has length 107 [2020-07-07 10:50:30,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:30,405 INFO L479 AbstractCegarLoop]: Abstraction has 697 states and 843 transitions. [2020-07-07 10:50:30,405 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-07 10:50:30,405 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 843 transitions. [2020-07-07 10:50:30,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-07-07 10:50:30,408 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:30,408 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:50:30,408 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-07 10:50:30,409 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:30,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:30,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1945052595, now seen corresponding path program 1 times [2020-07-07 10:50:30,409 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:30,419 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003158994] [2020-07-07 10:50:30,420 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:30,893 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:31,114 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 10:50:31,115 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003158994] [2020-07-07 10:50:31,115 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:50:31,116 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-07 10:50:31,116 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503607336] [2020-07-07 10:50:31,117 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-07 10:50:31,117 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:31,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-07 10:50:31,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-07-07 10:50:31,118 INFO L87 Difference]: Start difference. First operand 697 states and 843 transitions. Second operand 12 states. [2020-07-07 10:50:32,222 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:32,843 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:33,500 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:33,849 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:34,120 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:34,417 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:34,702 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:36,603 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:36,887 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:37,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:37,788 INFO L93 Difference]: Finished difference Result 2212 states and 3039 transitions. [2020-07-07 10:50:37,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-07-07 10:50:37,789 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 111 [2020-07-07 10:50:37,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:37,800 INFO L225 Difference]: With dead ends: 2212 [2020-07-07 10:50:37,800 INFO L226 Difference]: Without dead ends: 1674 [2020-07-07 10:50:37,805 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-07-07 10:50:37,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1674 states. [2020-07-07 10:50:38,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1674 to 1447. [2020-07-07 10:50:38,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1447 states. [2020-07-07 10:50:38,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1447 states and 1761 transitions. [2020-07-07 10:50:38,060 INFO L78 Accepts]: Start accepts. Automaton has 1447 states and 1761 transitions. Word has length 111 [2020-07-07 10:50:38,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:38,060 INFO L479 AbstractCegarLoop]: Abstraction has 1447 states and 1761 transitions. [2020-07-07 10:50:38,060 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-07 10:50:38,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1761 transitions. [2020-07-07 10:50:38,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-07-07 10:50:38,071 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:38,072 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:50:38,072 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-07 10:50:38,073 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:38,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:38,073 INFO L82 PathProgramCache]: Analyzing trace with hash -451795391, now seen corresponding path program 1 times [2020-07-07 10:50:38,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:38,074 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015650024] [2020-07-07 10:50:38,075 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:38,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,430 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:38,744 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-07 10:50:38,745 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015650024] [2020-07-07 10:50:38,745 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683753762] [2020-07-07 10:50:38,745 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 10:50:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:39,041 INFO L264 TraceCheckSpWp]: Trace formula consists of 961 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-07 10:50:39,058 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:50:39,237 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:50:39,238 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:50:39,238 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7] total 20 [2020-07-07 10:50:39,238 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78280945] [2020-07-07 10:50:39,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-07 10:50:39,240 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:39,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-07 10:50:39,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2020-07-07 10:50:39,241 INFO L87 Difference]: Start difference. First operand 1447 states and 1761 transitions. Second operand 20 states. [2020-07-07 10:50:39,851 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:50:40,190 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:50:40,484 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:50:40,728 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:50:41,376 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-07-07 10:50:41,639 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:41,997 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:50:42,442 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:50:43,833 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:44,566 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-07-07 10:50:44,879 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:45,282 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:45,885 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:46,281 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:46,870 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-07 10:50:47,494 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:50:48,051 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:48,808 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:49,523 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-07 10:50:49,849 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:50:50,253 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:50,497 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:50,763 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:50:52,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:52,096 INFO L93 Difference]: Finished difference Result 3372 states and 4422 transitions. [2020-07-07 10:50:52,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2020-07-07 10:50:52,097 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 170 [2020-07-07 10:50:52,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:52,112 INFO L225 Difference]: With dead ends: 3372 [2020-07-07 10:50:52,112 INFO L226 Difference]: Without dead ends: 2129 [2020-07-07 10:50:52,123 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1745 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=1074, Invalid=4626, Unknown=0, NotChecked=0, Total=5700 [2020-07-07 10:50:52,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2129 states. [2020-07-07 10:50:52,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2129 to 1818. [2020-07-07 10:50:52,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1818 states. [2020-07-07 10:50:52,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1818 states and 2222 transitions. [2020-07-07 10:50:52,534 INFO L78 Accepts]: Start accepts. Automaton has 1818 states and 2222 transitions. Word has length 170 [2020-07-07 10:50:52,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:52,536 INFO L479 AbstractCegarLoop]: Abstraction has 1818 states and 2222 transitions. [2020-07-07 10:50:52,537 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-07 10:50:52,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2222 transitions. [2020-07-07 10:50:52,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2020-07-07 10:50:52,548 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:52,548 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:50:52,762 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2020-07-07 10:50:52,763 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:52,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:52,763 INFO L82 PathProgramCache]: Analyzing trace with hash 913052362, now seen corresponding path program 1 times [2020-07-07 10:50:52,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:52,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568274510] [2020-07-07 10:50:52,764 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:52,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,121 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,586 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 76 proven. 31 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2020-07-07 10:50:53,586 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568274510] [2020-07-07 10:50:53,587 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1818816831] [2020-07-07 10:50:53,587 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 10:50:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:53,847 INFO L264 TraceCheckSpWp]: Trace formula consists of 1278 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-07 10:50:53,860 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:50:54,145 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 226 proven. 4 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-07-07 10:50:54,146 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:50:54,146 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 25 [2020-07-07 10:50:54,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570874772] [2020-07-07 10:50:54,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-07-07 10:50:54,148 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:54,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-07-07 10:50:54,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=520, Unknown=0, NotChecked=0, Total=600 [2020-07-07 10:50:54,149 INFO L87 Difference]: Start difference. First operand 1818 states and 2222 transitions. Second operand 25 states. [2020-07-07 10:50:55,457 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-07-07 10:50:56,348 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:57,402 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-07-07 10:50:58,026 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-07-07 10:50:58,642 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-07-07 10:50:58,927 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:59,216 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:59,550 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:50:59,880 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:51:00,192 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:01,274 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:01,636 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:06,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:51:06,863 INFO L93 Difference]: Finished difference Result 4961 states and 7038 transitions. [2020-07-07 10:51:06,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-07-07 10:51:06,864 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 299 [2020-07-07 10:51:06,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:51:06,883 INFO L225 Difference]: With dead ends: 4961 [2020-07-07 10:51:06,883 INFO L226 Difference]: Without dead ends: 2900 [2020-07-07 10:51:06,898 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 423 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1111 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=746, Invalid=3544, Unknown=0, NotChecked=0, Total=4290 [2020-07-07 10:51:06,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2900 states. [2020-07-07 10:51:07,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2900 to 2088. [2020-07-07 10:51:07,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2088 states. [2020-07-07 10:51:07,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 2088 states and 2464 transitions. [2020-07-07 10:51:07,362 INFO L78 Accepts]: Start accepts. Automaton has 2088 states and 2464 transitions. Word has length 299 [2020-07-07 10:51:07,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:51:07,362 INFO L479 AbstractCegarLoop]: Abstraction has 2088 states and 2464 transitions. [2020-07-07 10:51:07,363 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-07-07 10:51:07,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2464 transitions. [2020-07-07 10:51:07,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2020-07-07 10:51:07,372 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:51:07,373 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:51:07,586 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:51:07,587 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:51:07,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:51:07,588 INFO L82 PathProgramCache]: Analyzing trace with hash 1836144816, now seen corresponding path program 1 times [2020-07-07 10:51:07,588 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:51:07,588 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646117901] [2020-07-07 10:51:07,589 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:51:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:07,935 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:51:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:07,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:07,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,323 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 89 proven. 42 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2020-07-07 10:51:08,323 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646117901] [2020-07-07 10:51:08,323 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [371534630] [2020-07-07 10:51:08,324 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:51:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:08,560 INFO L264 TraceCheckSpWp]: Trace formula consists of 1317 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-07 10:51:08,570 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:51:08,847 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 264 proven. 16 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-07-07 10:51:08,847 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:51:08,847 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 9] total 22 [2020-07-07 10:51:08,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418458019] [2020-07-07 10:51:08,849 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-07-07 10:51:08,849 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:51:08,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-07-07 10:51:08,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2020-07-07 10:51:08,850 INFO L87 Difference]: Start difference. First operand 2088 states and 2464 transitions. Second operand 22 states. [2020-07-07 10:51:09,855 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-07-07 10:51:10,428 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-07 10:51:10,922 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-07 10:51:11,384 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-07 10:51:12,371 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-07 10:51:13,775 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-07 10:51:14,246 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-07 10:51:14,671 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:51:15,308 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:16,178 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:16,425 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:17,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:51:17,210 INFO L93 Difference]: Finished difference Result 4108 states and 5000 transitions. [2020-07-07 10:51:17,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-07-07 10:51:17,216 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 315 [2020-07-07 10:51:17,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:51:17,229 INFO L225 Difference]: With dead ends: 4108 [2020-07-07 10:51:17,229 INFO L226 Difference]: Without dead ends: 2243 [2020-07-07 10:51:17,235 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 477 GetRequests, 433 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 400 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=384, Invalid=1686, Unknown=0, NotChecked=0, Total=2070 [2020-07-07 10:51:17,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2243 states. [2020-07-07 10:51:17,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2243 to 2090. [2020-07-07 10:51:17,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2090 states. [2020-07-07 10:51:17,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 2090 states and 2460 transitions. [2020-07-07 10:51:17,601 INFO L78 Accepts]: Start accepts. Automaton has 2090 states and 2460 transitions. Word has length 315 [2020-07-07 10:51:17,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:51:17,602 INFO L479 AbstractCegarLoop]: Abstraction has 2090 states and 2460 transitions. [2020-07-07 10:51:17,602 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-07-07 10:51:17,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2460 transitions. [2020-07-07 10:51:17,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-07-07 10:51:17,615 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:51:17,615 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:51:17,829 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-07 10:51:17,830 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:51:17,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:51:17,831 INFO L82 PathProgramCache]: Analyzing trace with hash 236529018, now seen corresponding path program 1 times [2020-07-07 10:51:17,831 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:51:17,831 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297665165] [2020-07-07 10:51:17,831 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:51:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,237 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:51:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:18,787 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 82 proven. 21 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2020-07-07 10:51:18,787 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297665165] [2020-07-07 10:51:18,787 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1605582305] [2020-07-07 10:51:18,788 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:51:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:19,116 INFO L264 TraceCheckSpWp]: Trace formula consists of 1317 conjuncts, 28 conjunts are in the unsatisfiable core [2020-07-07 10:51:19,126 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:51:19,473 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 193 proven. 16 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-07-07 10:51:19,474 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:51:19,474 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 8] total 22 [2020-07-07 10:51:19,474 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990443110] [2020-07-07 10:51:19,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-07-07 10:51:19,476 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:51:19,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-07-07 10:51:19,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2020-07-07 10:51:19,477 INFO L87 Difference]: Start difference. First operand 2090 states and 2460 transitions. Second operand 22 states. [2020-07-07 10:51:20,231 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:21,050 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:21,387 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:51:21,838 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:51:23,788 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:51:24,171 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:51:24,492 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:51:24,801 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:51:25,155 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:51:25,437 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:51:26,929 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:51:27,231 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:51:27,517 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:51:27,778 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:51:28,329 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-07-07 10:51:28,592 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:51:29,062 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-07-07 10:51:29,312 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:51:29,816 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-07 10:51:30,284 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-07 10:51:31,119 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:31,413 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:51:31,753 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:51:32,005 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:51:32,490 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-07-07 10:51:32,961 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-07-07 10:51:33,733 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:51:35,749 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:51:36,050 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:51:36,323 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:51:36,850 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-07 10:51:37,361 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-07 10:51:39,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:51:39,732 INFO L93 Difference]: Finished difference Result 8412 states and 11128 transitions. [2020-07-07 10:51:39,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2020-07-07 10:51:39,733 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 316 [2020-07-07 10:51:39,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:51:39,764 INFO L225 Difference]: With dead ends: 8412 [2020-07-07 10:51:39,764 INFO L226 Difference]: Without dead ends: 6144 [2020-07-07 10:51:39,776 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 553 GetRequests, 444 SyntacticMatches, 1 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4126 ImplicationChecksByTransitivity, 11.7s TimeCoverageRelationStatistics Valid=2091, Invalid=9899, Unknown=0, NotChecked=0, Total=11990 [2020-07-07 10:51:39,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6144 states. [2020-07-07 10:51:40,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6144 to 4706. [2020-07-07 10:51:40,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4706 states. [2020-07-07 10:51:40,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4706 states to 4706 states and 5432 transitions. [2020-07-07 10:51:40,425 INFO L78 Accepts]: Start accepts. Automaton has 4706 states and 5432 transitions. Word has length 316 [2020-07-07 10:51:40,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:51:40,426 INFO L479 AbstractCegarLoop]: Abstraction has 4706 states and 5432 transitions. [2020-07-07 10:51:40,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-07-07 10:51:40,426 INFO L276 IsEmpty]: Start isEmpty. Operand 4706 states and 5432 transitions. [2020-07-07 10:51:40,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2020-07-07 10:51:40,439 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:51:40,439 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:51:40,654 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:51:40,655 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:51:40,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:51:40,656 INFO L82 PathProgramCache]: Analyzing trace with hash 104854796, now seen corresponding path program 1 times [2020-07-07 10:51:40,656 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:51:40,657 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241241272] [2020-07-07 10:51:40,657 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:51:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:40,984 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:51:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,561 INFO L134 CoverageAnalysis]: Checked inductivity of 890 backedges. 67 proven. 10 refuted. 0 times theorem prover too weak. 813 trivial. 0 not checked. [2020-07-07 10:51:41,562 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241241272] [2020-07-07 10:51:41,562 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2075988636] [2020-07-07 10:51:41,562 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:51:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:41,822 INFO L264 TraceCheckSpWp]: Trace formula consists of 1629 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-07 10:51:41,834 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:51:42,015 INFO L134 CoverageAnalysis]: Checked inductivity of 890 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2020-07-07 10:51:42,015 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 10:51:42,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 11 [2020-07-07 10:51:42,019 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964680712] [2020-07-07 10:51:42,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 10:51:42,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:51:42,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 10:51:42,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-07 10:51:42,022 INFO L87 Difference]: Start difference. First operand 4706 states and 5432 transitions. Second operand 3 states. [2020-07-07 10:51:42,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:51:42,653 INFO L93 Difference]: Finished difference Result 5303 states and 6062 transitions. [2020-07-07 10:51:42,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 10:51:42,653 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 433 [2020-07-07 10:51:42,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:51:42,674 INFO L225 Difference]: With dead ends: 5303 [2020-07-07 10:51:42,674 INFO L226 Difference]: Without dead ends: 4634 [2020-07-07 10:51:42,677 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 590 GetRequests, 580 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-07 10:51:42,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4634 states. [2020-07-07 10:51:43,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4634 to 4634. [2020-07-07 10:51:43,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4634 states. [2020-07-07 10:51:43,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 4634 states and 5324 transitions. [2020-07-07 10:51:43,285 INFO L78 Accepts]: Start accepts. Automaton has 4634 states and 5324 transitions. Word has length 433 [2020-07-07 10:51:43,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:51:43,286 INFO L479 AbstractCegarLoop]: Abstraction has 4634 states and 5324 transitions. [2020-07-07 10:51:43,286 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 10:51:43,286 INFO L276 IsEmpty]: Start isEmpty. Operand 4634 states and 5324 transitions. [2020-07-07 10:51:43,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2020-07-07 10:51:43,299 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:51:43,299 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:51:43,512 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-07-07 10:51:43,513 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:51:43,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:51:43,513 INFO L82 PathProgramCache]: Analyzing trace with hash -699885907, now seen corresponding path program 1 times [2020-07-07 10:51:43,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:51:43,514 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872126384] [2020-07-07 10:51:43,514 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:51:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,851 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:51:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,208 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 90 proven. 4 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2020-07-07 10:51:44,208 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872126384] [2020-07-07 10:51:44,209 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1161369302] [2020-07-07 10:51:44,209 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:51:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:44,441 INFO L264 TraceCheckSpWp]: Trace formula consists of 1453 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-07 10:51:44,461 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:51:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2020-07-07 10:51:44,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 10:51:44,523 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 10 [2020-07-07 10:51:44,523 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325752336] [2020-07-07 10:51:44,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 10:51:44,524 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:51:44,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 10:51:44,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-07-07 10:51:44,524 INFO L87 Difference]: Start difference. First operand 4634 states and 5324 transitions. Second operand 3 states. [2020-07-07 10:51:44,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:51:44,933 INFO L93 Difference]: Finished difference Result 5554 states and 6418 transitions. [2020-07-07 10:51:44,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 10:51:44,933 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 367 [2020-07-07 10:51:44,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:51:44,942 INFO L225 Difference]: With dead ends: 5554 [2020-07-07 10:51:44,943 INFO L226 Difference]: Without dead ends: 1900 [2020-07-07 10:51:44,950 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 501 GetRequests, 493 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-07-07 10:51:44,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1900 states. [2020-07-07 10:51:45,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1900 to 1868. [2020-07-07 10:51:45,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1868 states. [2020-07-07 10:51:45,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1868 states and 2081 transitions. [2020-07-07 10:51:45,192 INFO L78 Accepts]: Start accepts. Automaton has 1868 states and 2081 transitions. Word has length 367 [2020-07-07 10:51:45,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:51:45,193 INFO L479 AbstractCegarLoop]: Abstraction has 1868 states and 2081 transitions. [2020-07-07 10:51:45,193 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 10:51:45,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2081 transitions. [2020-07-07 10:51:45,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2020-07-07 10:51:45,197 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:51:45,197 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:51:45,398 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:51:45,398 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:51:45,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:51:45,399 INFO L82 PathProgramCache]: Analyzing trace with hash 1572437737, now seen corresponding path program 1 times [2020-07-07 10:51:45,399 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:51:45,400 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906200124] [2020-07-07 10:51:45,400 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:51:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,802 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:51:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,265 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 132 proven. 4 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2020-07-07 10:51:46,266 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906200124] [2020-07-07 10:51:46,266 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1709284695] [2020-07-07 10:51:46,266 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:51:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:46,623 INFO L264 TraceCheckSpWp]: Trace formula consists of 1492 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-07 10:51:46,633 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:51:46,900 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 408 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-07-07 10:51:46,900 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 10:51:46,901 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [19] total 24 [2020-07-07 10:51:46,901 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831410968] [2020-07-07 10:51:46,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:51:46,901 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:51:46,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:51:46,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2020-07-07 10:51:46,902 INFO L87 Difference]: Start difference. First operand 1868 states and 2081 transitions. Second operand 8 states. [2020-07-07 10:51:47,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:51:47,393 INFO L93 Difference]: Finished difference Result 3454 states and 3864 transitions. [2020-07-07 10:51:47,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 10:51:47,393 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 388 [2020-07-07 10:51:47,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:51:47,400 INFO L225 Difference]: With dead ends: 3454 [2020-07-07 10:51:47,400 INFO L226 Difference]: Without dead ends: 1774 [2020-07-07 10:51:47,404 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 515 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2020-07-07 10:51:47,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1774 states. [2020-07-07 10:51:47,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1774 to 1761. [2020-07-07 10:51:47,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1761 states. [2020-07-07 10:51:47,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1761 states and 1956 transitions. [2020-07-07 10:51:47,699 INFO L78 Accepts]: Start accepts. Automaton has 1761 states and 1956 transitions. Word has length 388 [2020-07-07 10:51:47,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:51:47,700 INFO L479 AbstractCegarLoop]: Abstraction has 1761 states and 1956 transitions. [2020-07-07 10:51:47,700 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:51:47,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 1956 transitions. [2020-07-07 10:51:47,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2020-07-07 10:51:47,704 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:51:47,704 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:51:47,905 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-07-07 10:51:47,905 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:51:47,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:51:47,906 INFO L82 PathProgramCache]: Analyzing trace with hash 2080283791, now seen corresponding path program 1 times [2020-07-07 10:51:47,906 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:51:47,907 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526062041] [2020-07-07 10:51:47,907 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:51:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,337 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:51:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:48,840 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 183 proven. 26 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-07-07 10:51:48,841 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526062041] [2020-07-07 10:51:48,841 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1987366274] [2020-07-07 10:51:48,841 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:51:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:49,088 INFO L264 TraceCheckSpWp]: Trace formula consists of 1501 conjuncts, 42 conjunts are in the unsatisfiable core [2020-07-07 10:51:49,097 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:51:49,368 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 243 proven. 49 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2020-07-07 10:51:49,368 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:51:49,369 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 12] total 26 [2020-07-07 10:51:49,369 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619796671] [2020-07-07 10:51:49,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-07-07 10:51:49,370 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:51:49,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-07-07 10:51:49,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=557, Unknown=0, NotChecked=0, Total=650 [2020-07-07 10:51:49,371 INFO L87 Difference]: Start difference. First operand 1761 states and 1956 transitions. Second operand 26 states. [2020-07-07 10:51:50,280 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-07-07 10:51:51,032 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:52,493 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-07 10:51:52,857 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:51:53,165 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:51:53,440 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:51:55,458 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 190 [2020-07-07 10:51:56,202 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-07-07 10:51:58,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:51:58,211 INFO L93 Difference]: Finished difference Result 2880 states and 3274 transitions. [2020-07-07 10:51:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-07-07 10:51:58,212 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 392 [2020-07-07 10:51:58,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:51:58,214 INFO L225 Difference]: With dead ends: 2880 [2020-07-07 10:51:58,214 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 10:51:58,222 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 608 GetRequests, 541 SyntacticMatches, 4 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1114 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=688, Invalid=3472, Unknown=0, NotChecked=0, Total=4160 [2020-07-07 10:51:58,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 10:51:58,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 10:51:58,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 10:51:58,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 10:51:58,223 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 392 [2020-07-07 10:51:58,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:51:58,224 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 10:51:58,224 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-07-07 10:51:58,224 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 10:51:58,224 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 10:51:58,438 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-07-07 10:51:58,442 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 10:52:03,264 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 308 [2020-07-07 10:52:13,990 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 384 [2020-07-07 10:52:14,335 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 497 DAG size of output: 313 [2020-07-07 10:52:18,614 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 588 DAG size of output: 202 [2020-07-07 10:52:20,616 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 63 [2020-07-07 10:52:23,909 WARN L193 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 721 DAG size of output: 469 [2020-07-07 10:52:27,117 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-07-07 10:52:27,313 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-07 10:52:30,056 WARN L193 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 219 DAG size of output: 48 [2020-07-07 10:52:30,261 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 1 [2020-07-07 10:52:30,656 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 27 [2020-07-07 10:52:31,205 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-07-07 10:52:31,375 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-07-07 10:52:33,248 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2020-07-07 10:52:35,130 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 302 DAG size of output: 35 [2020-07-07 10:52:36,381 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 196 DAG size of output: 45 [2020-07-07 10:52:36,589 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 1 [2020-07-07 10:52:37,936 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 202 DAG size of output: 50 [2020-07-07 10:52:38,722 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 42 [2020-07-07 10:52:39,640 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 48 [2020-07-07 10:52:39,836 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-07 10:52:40,087 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:52:42,570 WARN L193 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 268 DAG size of output: 83 [2020-07-07 10:52:44,677 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 398 DAG size of output: 36 [2020-07-07 10:52:44,888 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 1 [2020-07-07 10:52:45,572 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 1 [2020-07-07 10:52:49,684 WARN L193 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 278 DAG size of output: 57 [2020-07-07 10:52:51,113 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 217 DAG size of output: 35 [2020-07-07 10:52:51,724 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-07-07 10:52:52,688 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 48 [2020-07-07 10:52:54,085 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 274 DAG size of output: 59 [2020-07-07 10:52:55,351 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 237 DAG size of output: 57 [2020-07-07 10:52:58,319 WARN L193 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 240 DAG size of output: 54 [2020-07-07 10:53:03,085 WARN L193 SmtUtils]: Spent 4.75 s on a formula simplification. DAG size of input: 333 DAG size of output: 58 [2020-07-07 10:53:03,463 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 48 [2020-07-07 10:53:05,546 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 213 DAG size of output: 46 [2020-07-07 10:53:07,563 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 197 DAG size of output: 42 [2020-07-07 10:53:07,761 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-07-07 10:53:09,374 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 203 DAG size of output: 49 [2020-07-07 10:53:09,560 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-07-07 10:53:09,779 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 29 [2020-07-07 10:53:09,978 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-07 10:53:10,979 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 59 [2020-07-07 10:53:11,186 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 29 [2020-07-07 10:53:12,708 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 208 DAG size of output: 46 [2020-07-07 10:53:13,428 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 31 [2020-07-07 10:53:14,501 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 195 DAG size of output: 47 [2020-07-07 10:53:16,131 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 243 DAG size of output: 68 [2020-07-07 10:53:16,317 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-07 10:53:18,012 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 211 DAG size of output: 48 [2020-07-07 10:53:18,232 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 1 [2020-07-07 10:53:18,442 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-07 10:53:18,637 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 33 [2020-07-07 10:53:18,834 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-07-07 10:53:19,078 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-07-07 10:53:20,336 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 201 DAG size of output: 50 [2020-07-07 10:53:22,668 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 238 DAG size of output: 53 [2020-07-07 10:53:24,205 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 244 DAG size of output: 23 [2020-07-07 10:53:25,601 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 217 DAG size of output: 35 [2020-07-07 10:53:27,814 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 357 DAG size of output: 65 [2020-07-07 10:53:30,980 WARN L193 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 343 DAG size of output: 37 [2020-07-07 10:53:31,196 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 1 [2020-07-07 10:53:31,405 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 1 [2020-07-07 10:53:31,606 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-07 10:53:31,611 INFO L268 CegarLoopResult]: For program point L544(lines 521 545) no Hoare annotation was computed. [2020-07-07 10:53:31,611 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 497 552) no Hoare annotation was computed. [2020-07-07 10:53:31,611 INFO L268 CegarLoopResult]: For program point L528(lines 528 532) no Hoare annotation was computed. [2020-07-07 10:53:31,611 INFO L268 CegarLoopResult]: For program point L528-1(lines 528 532) no Hoare annotation was computed. [2020-07-07 10:53:31,612 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-07-07 10:53:31,612 INFO L268 CegarLoopResult]: For program point L522-2(lines 522 543) no Hoare annotation was computed. [2020-07-07 10:53:31,612 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 497 552) no Hoare annotation was computed. [2020-07-07 10:53:31,612 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 497 552) no Hoare annotation was computed. [2020-07-07 10:53:31,612 INFO L268 CegarLoopResult]: For program point L579-2(lines 579 604) no Hoare annotation was computed. [2020-07-07 10:53:31,612 INFO L268 CegarLoopResult]: For program point L605(lines 578 606) no Hoare annotation was computed. [2020-07-07 10:53:31,612 INFO L268 CegarLoopResult]: For program point L598(line 598) no Hoare annotation was computed. [2020-07-07 10:53:31,612 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 553 612) no Hoare annotation was computed. [2020-07-07 10:53:31,612 INFO L268 CegarLoopResult]: For program point L598-1(line 598) no Hoare annotation was computed. [2020-07-07 10:53:31,613 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 553 612) no Hoare annotation was computed. [2020-07-07 10:53:31,613 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 553 612) no Hoare annotation was computed. [2020-07-07 10:53:31,613 INFO L268 CegarLoopResult]: For program point L585(lines 585 589) no Hoare annotation was computed. [2020-07-07 10:53:31,613 INFO L268 CegarLoopResult]: For program point L585-1(lines 585 589) no Hoare annotation was computed. [2020-07-07 10:53:31,613 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-07-07 10:53:31,613 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 829 835) the Hoare annotation is: true [2020-07-07 10:53:31,613 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 829 835) no Hoare annotation was computed. [2020-07-07 10:53:31,614 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 836 844) no Hoare annotation was computed. [2020-07-07 10:53:31,614 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 836 844) the Hoare annotation is: true [2020-07-07 10:53:31,614 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 836 844) no Hoare annotation was computed. [2020-07-07 10:53:31,614 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 848 855) the Hoare annotation is: (or (not (= 1 ~waterLevel~0)) (not (= 0 ~methaneLevelCritical~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-07 10:53:31,614 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 848 855) no Hoare annotation was computed. [2020-07-07 10:53:31,614 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 848 855) no Hoare annotation was computed. [2020-07-07 10:53:31,615 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 856 865) the Hoare annotation is: (let ((.cse11 (not (= 0 ~systemActive~0))) (.cse13 (not (<= 1 ~waterLevel~0))) (.cse2 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse12 (not (<= ~waterLevel~0 1))) (.cse14 (not (= 1 ~waterLevel~0))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse8 (not (< 1 ~waterLevel~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 0 ~waterLevel~0))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse10 (not (= 0 ~pumpRunning~0))) (.cse5 (not (<= ~waterLevel~0 0))) (.cse6 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse1 .cse8 .cse3 .cse4 .cse6) (or .cse9 .cse0 .cse3 .cse10 .cse5 .cse6) (or .cse7 .cse1 .cse8 .cse3 .cse10 .cse6) (or .cse11 .cse3 .cse12 .cse10) (or .cse9 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse13 .cse1 .cse2 .cse3 .cse12 .cse4 .cse6) (or (not (= 2 ~waterLevel~0)) .cse11 .cse3 .cse10) (or .cse9 .cse7 .cse8 .cse3 .cse10 .cse6) (or .cse14 .cse1 .cse3 .cse10 .cse6) (or .cse13 .cse9 .cse2 .cse3 .cse12 .cse4 .cse6) (or .cse9 .cse14 .cse3 .cse10 .cse6) (or .cse9 .cse7 .cse8 .cse3 .cse4 .cse6) (or .cse0 .cse1 .cse3 .cse10 .cse5 .cse6))) [2020-07-07 10:53:31,615 INFO L268 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-07-07 10:53:31,615 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 856 865) no Hoare annotation was computed. [2020-07-07 10:53:31,615 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 856 865) no Hoare annotation was computed. [2020-07-07 10:53:31,615 INFO L264 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~waterLevel~0))) (.cse3 (not (<= ~waterLevel~0 0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse9 (not (< 1 ~waterLevel~0))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse7 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (= 1 ~waterLevel~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (not (= 0 ~systemActive~0)) .cse2) (or .cse6 .cse0 .cse2 .cse3 .cse4) (or (not (<= 1 ~waterLevel~0)) .cse1 (not (<= ~waterLevel~0 1)) .cse2 .cse4) (or .cse0 .cse1 .cse7 .cse8 .cse3 .cse4) (or .cse6 .cse5 .cse9 .cse2 .cse4) (or .cse5 .cse1 .cse9 .cse8 .cse4) (or .cse5 .cse1 .cse9 .cse2 .cse4) (or .cse10 .cse1 .cse7 .cse8 .cse4) (or .cse6 .cse10 .cse2 .cse4))) [2020-07-07 10:53:31,616 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 866 894) the Hoare annotation is: true [2020-07-07 10:53:31,616 INFO L268 CegarLoopResult]: For program point L879(lines 879 885) no Hoare annotation was computed. [2020-07-07 10:53:31,616 INFO L268 CegarLoopResult]: For program point L878(lines 878 888) no Hoare annotation was computed. [2020-07-07 10:53:31,616 INFO L264 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (let ((.cse11 (not (< 1 ~waterLevel~0))) (.cse10 (not (<= ~waterLevel~0 2))) (.cse12 (not (= 0 ~systemActive~0))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= 1 ~waterLevel~0))) (.cse0 (= __utac_acc__Specification5_spec__3_~tmp~9 ~waterLevel~0)) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse8 (not (<= ~waterLevel~0 0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 .cse7 .cse8 .cse4) (or .cse0 .cse5 .cse2 .cse3 .cse8 .cse4) (or .cse9 .cse10 .cse11 .cse3 .cse4) (or .cse10 .cse2 .cse11 .cse7 .cse4) (or .cse10 .cse2 .cse11 .cse3 .cse4) (or .cse0 .cse10 .cse12 .cse3) (or .cse12 (not (= 2 ~waterLevel~0)) .cse3) (or (not (<= 1 ~waterLevel~0)) .cse0 .cse2 .cse6 (not (<= ~waterLevel~0 1)) .cse7 .cse4) (or .cse0 .cse9 .cse1 .cse3 .cse4) (or .cse0 .cse9 .cse5 .cse3 .cse8 .cse4))) [2020-07-07 10:53:31,616 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 866 894) no Hoare annotation was computed. [2020-07-07 10:53:31,616 INFO L268 CegarLoopResult]: For program point L876-1(line 876) no Hoare annotation was computed. [2020-07-07 10:53:31,617 INFO L268 CegarLoopResult]: For program point L874(lines 874 891) no Hoare annotation was computed. [2020-07-07 10:53:31,617 INFO L268 CegarLoopResult]: For program point L874-1(lines 866 894) no Hoare annotation was computed. [2020-07-07 10:53:31,617 INFO L271 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: true [2020-07-07 10:53:31,617 INFO L268 CegarLoopResult]: For program point L872-1(line 872) no Hoare annotation was computed. [2020-07-07 10:53:31,617 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 421 443) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-07 10:53:31,617 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 421 443) no Hoare annotation was computed. [2020-07-07 10:53:31,617 INFO L264 CegarLoopResult]: At program point L433(line 433) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 1 main_~tmp~5) (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= main_~tmp~5 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:53:31,618 INFO L264 CegarLoopResult]: At program point L433-1(line 433) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 1 main_~tmp~5) (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= main_~tmp~5 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:53:31,618 INFO L268 CegarLoopResult]: For program point L431(lines 431 438) no Hoare annotation was computed. [2020-07-07 10:53:31,618 INFO L268 CegarLoopResult]: For program point L431-1(lines 431 438) no Hoare annotation was computed. [2020-07-07 10:53:31,618 INFO L268 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-07-07 10:53:31,618 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 421 443) no Hoare annotation was computed. [2020-07-07 10:53:31,618 INFO L264 CegarLoopResult]: At program point L428(line 428) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-07 10:53:31,618 INFO L264 CegarLoopResult]: At program point L427(line 427) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-07 10:53:31,619 INFO L264 CegarLoopResult]: At program point L427-1(line 427) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-07 10:53:31,619 INFO L268 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-07-07 10:53:31,619 INFO L268 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed. [2020-07-07 10:53:31,619 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 375 398) no Hoare annotation was computed. [2020-07-07 10:53:31,619 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-07-07 10:53:31,619 INFO L268 CegarLoopResult]: For program point L382(line 382) no Hoare annotation was computed. [2020-07-07 10:53:31,619 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-07-07 10:53:31,619 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 375 398) no Hoare annotation was computed. [2020-07-07 10:53:31,619 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-07-07 10:53:31,620 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 375 398) no Hoare annotation was computed. [2020-07-07 10:53:31,620 INFO L268 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-07-07 10:53:31,620 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-07-07 10:53:31,620 INFO L268 CegarLoopResult]: For program point L391(line 391) no Hoare annotation was computed. [2020-07-07 10:53:31,620 INFO L268 CegarLoopResult]: For program point L390(line 390) no Hoare annotation was computed. [2020-07-07 10:53:31,620 INFO L268 CegarLoopResult]: For program point L389(line 389) no Hoare annotation was computed. [2020-07-07 10:53:31,620 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-07-07 10:53:31,620 INFO L268 CegarLoopResult]: For program point L387(line 387) no Hoare annotation was computed. [2020-07-07 10:53:31,620 INFO L268 CegarLoopResult]: For program point L386(line 386) no Hoare annotation was computed. [2020-07-07 10:53:31,621 INFO L264 CegarLoopResult]: At program point L118(line 118) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse7 (not (<= 1 ~waterLevel~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (< 1 ~waterLevel~0)) .cse3) (or .cse4 .cse5 .cse1 .cse6 .cse3) (or (not (= 1 ~waterLevel~0)) .cse1 .cse2 .cse3) (or .cse7 .cse8 .cse9 .cse10 .cse2 (not (<= ~waterLevel~0 1)) .cse3) (or .cse5 .cse9 .cse8 .cse10 .cse2 .cse6 .cse3) (or .cse7 .cse4 .cse0 .cse1 .cse3) (or .cse5 .cse1 .cse2 .cse6 .cse3))) [2020-07-07 10:53:31,621 INFO L268 CegarLoopResult]: For program point L118-1(lines 99 123) no Hoare annotation was computed. [2020-07-07 10:53:31,621 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (let ((.cse5 (not (<= 0 ~waterLevel~0))) (.cse6 (not (<= ~waterLevel~0 0))) (.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~0) (= 0 ~pumpRunning~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse9 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 1)) .cse4) (or .cse1 .cse5 .cse2 .cse3 .cse6 .cse4) (or .cse5 .cse7 .cse8 .cse9 .cse6 .cse4) (or .cse5 .cse2 .cse3 .cse9 .cse6 .cse4) (or .cse0 .cse10 .cse2 .cse3 .cse9 .cse4) (or .cse1 .cse10 .cse2 .cse3 (not (< 1 ~waterLevel~0)) .cse4) (or (not (= 1 ~waterLevel~0)) .cse7 .cse8 .cse9 .cse4))) [2020-07-07 10:53:31,622 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 99 123) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse12 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse8 (not (<= ~waterLevel~0 2))) (.cse9 (not (< 1 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 1 ~waterLevel~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (<= ~waterLevel~0 0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse7 .cse3 .cse5) (or .cse8 .cse2 .cse7 .cse9 .cse3 .cse5) (or (not (<= 1 ~waterLevel~0)) .cse10 .cse11 .cse12 .cse7 (not (<= ~waterLevel~0 1)) .cse5) (or .cse1 .cse11 .cse10 .cse12 .cse7 .cse4 .cse5) (or .cse0 .cse8 .cse2 .cse9 .cse3 .cse5) (or .cse0 .cse6 .cse2 .cse3 .cse5) (or .cse1 .cse2 .cse7 .cse3 .cse4 .cse5))) [2020-07-07 10:53:31,622 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse8 (not (< 1 ~waterLevel~0))) (.cse9 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 0))) (.cse5 (not (= 1 ~waterLevel~0))) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse4) (or (not (<= 1 ~waterLevel~0)) .cse0 .cse2 (not (<= ~waterLevel~0 1)) .cse4) (or .cse7 .cse2 .cse6 .cse8 .cse9 .cse4) (or .cse1 .cse10 .cse11 .cse6 .cse3 .cse4) (or .cse0 .cse7 .cse2 .cse8 .cse9 .cse4) (or .cse1 .cse2 .cse6 .cse3 .cse4) (or .cse5 .cse10 .cse11 .cse6 .cse4))) [2020-07-07 10:53:31,622 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 99 123) no Hoare annotation was computed. [2020-07-07 10:53:31,622 INFO L268 CegarLoopResult]: For program point L107(lines 107 115) no Hoare annotation was computed. [2020-07-07 10:53:31,622 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= ~waterLevel~0 2))) (.cse6 (not (<= 0 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse7 (not (<= ~waterLevel~0 0))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 1)) .cse4) (or .cse5 .cse6 .cse1 .cse3 .cse7 .cse4) (or .cse8 .cse1 .cse2 (not (< 1 ~waterLevel~0)) .cse3 .cse4) (or .cse0 .cse5 .cse8 .cse1 .cse3 .cse4) (or .cse6 .cse9 .cse10 .cse2 .cse7 .cse4) (or .cse6 .cse1 .cse2 .cse3 .cse7 .cse4) (or (not (= 1 ~waterLevel~0)) .cse9 .cse10 .cse2 .cse4))) [2020-07-07 10:53:31,623 INFO L268 CegarLoopResult]: For program point L105-1(line 105) no Hoare annotation was computed. [2020-07-07 10:53:31,623 INFO L268 CegarLoopResult]: For program point L103(lines 103 120) no Hoare annotation was computed. [2020-07-07 10:53:31,623 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 258 272) no Hoare annotation was computed. [2020-07-07 10:53:31,623 INFO L264 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (let ((.cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (= 0 |old(~systemActive~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse3) (or (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))) (or .cse0 (not (= 1 ~waterLevel~0)) .cse1 .cse2 .cse3))) [2020-07-07 10:53:31,623 INFO L268 CegarLoopResult]: For program point L262(lines 262 268) no Hoare annotation was computed. [2020-07-07 10:53:31,623 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 258 272) the Hoare annotation is: (let ((.cse4 (= |old(~systemActive~0)| ~systemActive~0))) (let ((.cse0 (and .cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (= 0 |old(~systemActive~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse3) (or .cse0 (not (= 1 ~waterLevel~0)) .cse1 .cse2 .cse3) (or (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 (= 0 ~pumpRunning~0)))))) [2020-07-07 10:53:31,623 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 258 272) no Hoare annotation was computed. [2020-07-07 10:53:31,624 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 194 202) no Hoare annotation was computed. [2020-07-07 10:53:31,624 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 194 202) the Hoare annotation is: true [2020-07-07 10:53:31,624 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 194 202) no Hoare annotation was computed. [2020-07-07 10:53:31,624 INFO L268 CegarLoopResult]: For program point L222(lines 222 230) no Hoare annotation was computed. [2020-07-07 10:53:31,624 INFO L268 CegarLoopResult]: For program point L222-2(lines 222 230) no Hoare annotation was computed. [2020-07-07 10:53:31,624 INFO L268 CegarLoopResult]: For program point L210(lines 210 218) no Hoare annotation was computed. [2020-07-07 10:53:31,624 INFO L268 CegarLoopResult]: For program point L210-2(lines 210 218) no Hoare annotation was computed. [2020-07-07 10:53:31,624 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 203 238) no Hoare annotation was computed. [2020-07-07 10:53:31,625 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-07 10:53:31,625 INFO L268 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed. [2020-07-07 10:53:31,625 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 203 238) no Hoare annotation was computed. [2020-07-07 10:53:31,625 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 203 238) no Hoare annotation was computed. [2020-07-07 10:53:31,625 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 822 828) no Hoare annotation was computed. [2020-07-07 10:53:31,625 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 822 828) the Hoare annotation is: true [2020-07-07 10:53:31,625 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 451 496) no Hoare annotation was computed. [2020-07-07 10:53:31,625 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 451 496) no Hoare annotation was computed. [2020-07-07 10:53:31,625 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 451 496) no Hoare annotation was computed. [2020-07-07 10:53:31,626 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 764 809) no Hoare annotation was computed. [2020-07-07 10:53:31,626 INFO L268 CegarLoopResult]: For program point L784(lines 784 791) no Hoare annotation was computed. [2020-07-07 10:53:31,626 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 764 809) no Hoare annotation was computed. [2020-07-07 10:53:31,626 INFO L268 CegarLoopResult]: For program point L778(lines 778 798) no Hoare annotation was computed. [2020-07-07 10:53:31,626 INFO L268 CegarLoopResult]: For program point L778-1(lines 778 798) no Hoare annotation was computed. [2020-07-07 10:53:31,626 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 764 809) no Hoare annotation was computed. [2020-07-07 10:53:31,631 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 407 417) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-07 10:53:31,631 INFO L264 CegarLoopResult]: At program point L412(line 412) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:53:31,632 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 407 417) no Hoare annotation was computed. [2020-07-07 10:53:31,632 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 407 417) no Hoare annotation was computed. [2020-07-07 10:53:31,632 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 183 193) the Hoare annotation is: true [2020-07-07 10:53:31,632 INFO L271 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: true [2020-07-07 10:53:31,632 INFO L268 CegarLoopResult]: For program point L188-1(line 188) no Hoare annotation was computed. [2020-07-07 10:53:31,632 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 183 193) no Hoare annotation was computed. [2020-07-07 10:53:31,632 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 183 193) no Hoare annotation was computed. [2020-07-07 10:53:31,632 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 175 182) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 2)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse2) (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2))) [2020-07-07 10:53:31,632 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 175 182) no Hoare annotation was computed. [2020-07-07 10:53:31,632 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 175 182) no Hoare annotation was computed. [2020-07-07 10:53:31,632 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 975 988) no Hoare annotation was computed. [2020-07-07 10:53:31,633 INFO L268 CegarLoopResult]: For program point L979(lines 979 985) no Hoare annotation was computed. [2020-07-07 10:53:31,633 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 975 988) the Hoare annotation is: true [2020-07-07 10:53:31,633 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 975 988) no Hoare annotation was computed. [2020-07-07 10:53:31,633 INFO L268 CegarLoopResult]: For program point L129(lines 129 146) no Hoare annotation was computed. [2020-07-07 10:53:31,633 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 125 149) no Hoare annotation was computed. [2020-07-07 10:53:31,633 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 125 149) the Hoare annotation is: (let ((.cse8 (not (<= ~waterLevel~0 2))) (.cse9 (not (< 1 ~waterLevel~0))) (.cse6 (not (= 1 ~waterLevel~0))) (.cse10 (not (<= 1 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (not (<= 1 |old(~pumpRunning~0)|))) (.cse12 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse14 (not (<= ~waterLevel~0 1))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (<= ~waterLevel~0 0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse7 .cse3 .cse5) (or .cse8 .cse2 .cse7 .cse9 .cse3 .cse5) (or .cse10 .cse11 .cse12 .cse13 .cse7 .cse14 .cse5) (or .cse1 .cse12 .cse11 .cse13 .cse7 .cse4 .cse5) (or .cse0 .cse8 .cse2 .cse9 .cse3 .cse5) (or .cse0 .cse6 .cse2 .cse3 .cse5) (or .cse0 .cse1 .cse11 .cse12 .cse13 .cse4 .cse5) (or .cse10 .cse0 .cse11 .cse12 .cse13 .cse14 .cse5) (or .cse1 .cse2 .cse7 .cse3 .cse4 .cse5))) [2020-07-07 10:53:31,633 INFO L264 CegarLoopResult]: At program point L144(line 144) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse8 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 0 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse7 (not (<= ~waterLevel~0 0))) (.cse11 (not (= 1 ~waterLevel~0))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 1)) .cse4) (or .cse5 .cse6 .cse1 .cse3 .cse7 .cse4) (or .cse8 .cse1 .cse2 (not (< 1 ~waterLevel~0)) .cse3 .cse4) (or .cse0 .cse5 .cse8 .cse1 .cse3 .cse4) (or .cse5 .cse6 .cse9 .cse10 .cse7 .cse4) (or .cse6 .cse9 .cse10 .cse2 .cse7 .cse4) (or .cse5 .cse11 .cse9 .cse10 .cse4) (or .cse6 .cse1 .cse2 .cse3 .cse7 .cse4) (or .cse11 .cse9 .cse10 .cse2 .cse4))) [2020-07-07 10:53:31,633 INFO L268 CegarLoopResult]: For program point L144-1(lines 125 149) no Hoare annotation was computed. [2020-07-07 10:53:31,633 INFO L264 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse11 (not (<= 1 ~waterLevel~0))) (.cse8 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 processEnvironment_~tmp~1))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= 1 ~waterLevel~0))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (< 1 ~waterLevel~0)) .cse3) (or .cse4 .cse5 .cse1 .cse6 .cse3) (or .cse7 .cse1 .cse2 .cse3) (or .cse5 .cse8 .cse9 .cse10 .cse2 .cse6 .cse3) (or .cse11 .cse4 .cse0 .cse1 .cse3) (or .cse4 .cse5 .cse9 .cse10 .cse6 .cse3) (or .cse11 .cse8 .cse9 .cse10 .cse2 (not (<= ~waterLevel~0 1)) .cse3) (or .cse4 .cse7 .cse9 .cse10 .cse3) (or .cse5 .cse1 .cse2 .cse6 .cse3))) [2020-07-07 10:53:31,634 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (let ((.cse8 (not (<= 1 ~waterLevel~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~1))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 0))) (.cse7 (not (= 1 ~waterLevel~0))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (< 1 ~waterLevel~0)) .cse3) (or .cse4 .cse5 .cse1 .cse6 .cse3) (or .cse7 .cse1 .cse2 .cse3) (or .cse8 .cse4 .cse9 .cse10 (not (<= ~waterLevel~0 1)) .cse11 .cse3) (or .cse8 .cse4 .cse0 .cse1 .cse3) (or .cse5 .cse9 .cse10 .cse2 .cse6 .cse3) (or .cse4 .cse5 .cse9 .cse10 .cse11 .cse6 .cse3) (or .cse5 .cse1 .cse2 .cse6 .cse3) (or .cse7 .cse9 .cse10 .cse2 .cse3))) [2020-07-07 10:53:31,634 INFO L268 CegarLoopResult]: For program point L133(lines 133 141) no Hoare annotation was computed. [2020-07-07 10:53:31,634 INFO L264 CegarLoopResult]: At program point L131(line 131) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 0))) (.cse7 (not (<= 1 ~waterLevel~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse11 (not (<= ~waterLevel~0 1))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (< 1 ~waterLevel~0)) .cse3) (or .cse4 .cse5 .cse1 .cse6 .cse3) (or (not (= 1 ~waterLevel~0)) .cse1 .cse2 .cse3) (or .cse7 .cse8 .cse9 .cse10 .cse2 .cse11 .cse3) (or .cse5 .cse9 .cse8 .cse10 .cse2 .cse6 .cse3) (or .cse7 .cse4 .cse0 .cse1 .cse3) (or .cse4 .cse5 .cse8 .cse9 .cse10 .cse6 .cse3) (or .cse5 .cse1 .cse2 .cse6 .cse3) (or .cse7 .cse4 .cse8 .cse9 .cse10 .cse11 .cse3))) [2020-07-07 10:53:31,634 INFO L268 CegarLoopResult]: For program point L131-1(line 131) no Hoare annotation was computed. [2020-07-07 10:53:31,634 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 91 97) no Hoare annotation was computed. [2020-07-07 10:53:31,634 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 91 97) the Hoare annotation is: true [2020-07-07 10:53:31,634 INFO L268 CegarLoopResult]: For program point L289(lines 289 293) no Hoare annotation was computed. [2020-07-07 10:53:31,634 INFO L264 CegarLoopResult]: At program point testENTRY(lines 277 342) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:53:31,634 INFO L268 CegarLoopResult]: For program point testFINAL(lines 277 342) no Hoare annotation was computed. [2020-07-07 10:53:31,634 INFO L264 CegarLoopResult]: At program point L335(lines 286 336) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse2 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2) (not (= 1 |old(~systemActive~0)|)) (and .cse4 .cse1) (and .cse4 .cse3) (not (<= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:53:31,635 INFO L264 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (= 2 ~waterLevel~0)) (.cse1 (<= test_~splverifierCounter~0 3)) (.cse3 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 (<= ~waterLevel~0 1) .cse1) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse2 (<= ~waterLevel~0 2) .cse1 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 .cse4 .cse1) (and .cse2 .cse4 .cse1 .cse3) (not (<= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:53:31,635 INFO L268 CegarLoopResult]: For program point L323(lines 323 329) no Hoare annotation was computed. [2020-07-07 10:53:31,635 INFO L264 CegarLoopResult]: At program point L323-1(lines 317 330) the Hoare annotation is: (let ((.cse2 (<= 1 ~waterLevel~0)) (.cse12 (= 2 ~waterLevel~0)) (.cse13 (not (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse14 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse15 (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse9 (not (= 2 |old(~waterLevel~0)|))) (.cse10 (<= 0 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse8 (<= ~waterLevel~0 2)) (.cse11 (= 0 ~pumpRunning~0)) (.cse4 (<= test_~splverifierCounter~0 3))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse7 .cse8 .cse2 .cse4 .cse5 .cse6) (not (<= 1 |old(~waterLevel~0)|)) (and .cse9 .cse7 .cse10 .cse11 .cse3 .cse4 .cse5) (and .cse7 .cse12 .cse13 .cse4 .cse5 .cse6) (not (<= |old(~waterLevel~0)| 1)) (and .cse1 .cse12 .cse13 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse10 .cse14 .cse4 .cse5 .cse6) (not (= 1 |old(~systemActive~0)|)) (and .cse7 .cse8 .cse11 .cse4 .cse5 .cse15) (and .cse0 .cse1 .cse10 .cse14 .cse4 .cse5 .cse6) (and .cse1 .cse8 .cse11 .cse4 .cse5 .cse15) (and .cse1 .cse9 .cse10 .cse11 .cse3 .cse4 .cse5) (and (= 0 ~systemActive~0) .cse8 .cse11 .cse4))) [2020-07-07 10:53:31,635 INFO L268 CegarLoopResult]: For program point L288(lines 287 334) no Hoare annotation was computed. [2020-07-07 10:53:31,635 INFO L268 CegarLoopResult]: For program point L317(lines 317 330) no Hoare annotation was computed. [2020-07-07 10:53:31,635 INFO L264 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (let ((.cse2 (= 2 ~waterLevel~0)) (.cse0 (<= 1 ~methaneLevelCritical~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse10 (not (= 2 |old(~waterLevel~0)|))) (.cse11 (<= 0 ~waterLevel~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse3 (<= test_~splverifierCounter~0 3)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse6 (<= 1 ~waterLevel~0) .cse7 .cse3 .cse4 .cse8) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse1 .cse2 .cse3 .cse4) (and .cse6 .cse9 .cse3 .cse4 .cse8 (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)) (not (<= 1 |old(~waterLevel~0)|)) (and .cse10 .cse0 .cse11 .cse1 .cse7 .cse3 .cse4) (not (<= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) .cse9 .cse3) (not (= 1 |old(~systemActive~0)|)) (and .cse5 .cse6 .cse11 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse3 .cse4 .cse8) (and .cse6 .cse10 .cse11 .cse1 .cse7 .cse3 .cse4))) [2020-07-07 10:53:31,635 INFO L268 CegarLoopResult]: For program point L307(lines 307 313) no Hoare annotation was computed. [2020-07-07 10:53:31,635 INFO L268 CegarLoopResult]: For program point L307-1(lines 307 313) no Hoare annotation was computed. [2020-07-07 10:53:31,636 INFO L264 CegarLoopResult]: At program point L332(lines 287 334) the Hoare annotation is: (let ((.cse0 (<= 1 ~methaneLevelCritical~0)) (.cse9 (<= 1 ~waterLevel~0)) (.cse3 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse12 (= 0 ~systemActive~0)) (.cse10 (<= ~waterLevel~0 1)) (.cse2 (= 0 ~pumpRunning~0)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (<= 0 ~waterLevel~0)) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 2 ~waterLevel~0)) (.cse4 (<= test_~splverifierCounter~0 3)) (.cse5 (= 1 ~systemActive~0)) (.cse11 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse8 .cse9 .cse10 .cse4 .cse5 .cse11) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse8 .cse2 .cse6 .cse4 .cse5) (and .cse0 .cse9 .cse2 .cse10 .cse4 .cse5) (and .cse8 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= 1 |old(~waterLevel~0)|)) (and .cse12 .cse2 .cse6 .cse4) (not (<= |old(~waterLevel~0)| 1)) (and .cse12 .cse2 .cse10 .cse4) (and .cse8 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse5) (and .cse7 .cse8 .cse1 (<= ~waterLevel~0 0) .cse4 .cse5 .cse11) (and .cse8 .cse6 .cse4 .cse5 .cse11) (not (= 1 |old(~systemActive~0)|)))) [2020-07-07 10:53:31,636 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (let ((.cse0 (<= 1 ~methaneLevelCritical~0)) (.cse9 (<= 1 ~waterLevel~0)) (.cse3 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse12 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse10 (<= ~waterLevel~0 1)) (.cse8 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (<= 0 ~waterLevel~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 2 ~waterLevel~0)) (.cse4 (<= test_~splverifierCounter~0 3)) (.cse5 (= 1 ~systemActive~0)) (.cse11 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse4 .cse5) (and .cse7 .cse2 (= 1 ~waterLevel~0) .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse8 .cse7 .cse9 .cse10 .cse4 .cse5 .cse11) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse2 .cse6 .cse4 .cse5) (and .cse0 .cse9 .cse2 .cse10 .cse4 .cse5) (and .cse7 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= 1 |old(~waterLevel~0)|)) (and .cse12 .cse2 .cse6 .cse4) (not (<= |old(~waterLevel~0)| 1)) (and .cse12 .cse2 .cse10 .cse4) (and .cse8 .cse7 .cse1 (<= ~waterLevel~0 0) .cse4 .cse5 .cse11) (and .cse7 .cse6 .cse4 .cse5 .cse11) (not (= 1 |old(~systemActive~0)|)))) [2020-07-07 10:53:31,636 INFO L268 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed. [2020-07-07 10:53:31,636 INFO L268 CegarLoopResult]: For program point L297-1(lines 297 303) no Hoare annotation was computed. [2020-07-07 10:53:31,636 INFO L268 CegarLoopResult]: For program point testEXIT(lines 277 342) no Hoare annotation was computed. [2020-07-07 10:53:31,636 INFO L268 CegarLoopResult]: For program point L732(lines 732 752) no Hoare annotation was computed. [2020-07-07 10:53:31,636 INFO L268 CegarLoopResult]: For program point L732-1(lines 732 752) no Hoare annotation was computed. [2020-07-07 10:53:31,636 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 718 763) no Hoare annotation was computed. [2020-07-07 10:53:31,636 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 718 763) no Hoare annotation was computed. [2020-07-07 10:53:31,636 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 718 763) no Hoare annotation was computed. [2020-07-07 10:53:31,637 INFO L268 CegarLoopResult]: For program point L738(lines 738 745) no Hoare annotation was computed. [2020-07-07 10:53:31,637 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 150 157) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (not (< 1 ~waterLevel~0)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-07 10:53:31,637 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 150 157) no Hoare annotation was computed. [2020-07-07 10:53:31,637 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 150 157) no Hoare annotation was computed. [2020-07-07 10:53:31,637 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 943 965) no Hoare annotation was computed. [2020-07-07 10:53:31,637 INFO L268 CegarLoopResult]: For program point L951(lines 951 959) no Hoare annotation was computed. [2020-07-07 10:53:31,637 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 943 965) no Hoare annotation was computed. [2020-07-07 10:53:31,637 INFO L268 CegarLoopResult]: For program point L951-2(lines 951 959) no Hoare annotation was computed. [2020-07-07 10:53:31,637 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 943 965) no Hoare annotation was computed. [2020-07-07 10:53:31,637 INFO L268 CegarLoopResult]: For program point L704(lines 704 711) no Hoare annotation was computed. [2020-07-07 10:53:31,637 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 615 717) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point L665(lines 664 684) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point L696-1(line 696) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point L661(lines 661 702) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point L680(line 680) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point L680-1(line 680) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 615 717) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point L639(lines 639 643) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point L703(lines 703 714) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point L666(lines 666 670) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point L664-2(lines 664 684) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 615 717) no Hoare annotation was computed. [2020-07-07 10:53:31,638 INFO L268 CegarLoopResult]: For program point L685(lines 663 686) no Hoare annotation was computed. [2020-07-07 10:53:31,639 INFO L268 CegarLoopResult]: For program point L644(lines 644 660) no Hoare annotation was computed. [2020-07-07 10:53:31,639 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 812 821) no Hoare annotation was computed. [2020-07-07 10:53:31,639 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 812 821) no Hoare annotation was computed. [2020-07-07 10:53:31,639 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 812 821) no Hoare annotation was computed. [2020-07-07 10:53:31,639 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:53:31,639 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|)) [2020-07-07 10:53:31,639 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:53:31,639 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 158 174) no Hoare annotation was computed. [2020-07-07 10:53:31,639 INFO L264 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (< 1 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 (= 0 ~pumpRunning~0) .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3))) [2020-07-07 10:53:31,640 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 158 174) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (< 1 ~waterLevel~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-07-07 10:53:31,640 INFO L268 CegarLoopResult]: For program point L169-1(lines 158 174) no Hoare annotation was computed. [2020-07-07 10:53:31,640 INFO L268 CegarLoopResult]: For program point L165(lines 165 171) no Hoare annotation was computed. [2020-07-07 10:53:31,640 INFO L264 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (< 1 ~waterLevel~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-07-07 10:53:31,640 INFO L268 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-07-07 10:53:31,640 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 239 257) no Hoare annotation was computed. [2020-07-07 10:53:31,640 INFO L268 CegarLoopResult]: For program point L248(lines 248 252) no Hoare annotation was computed. [2020-07-07 10:53:31,640 INFO L271 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: true [2020-07-07 10:53:31,641 INFO L268 CegarLoopResult]: For program point L248-2(lines 248 252) no Hoare annotation was computed. [2020-07-07 10:53:31,641 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 239 257) the Hoare annotation is: true [2020-07-07 10:53:31,641 INFO L268 CegarLoopResult]: For program point L246-1(line 246) no Hoare annotation was computed. [2020-07-07 10:53:31,641 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 239 257) no Hoare annotation was computed. [2020-07-07 10:53:31,641 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 966 974) the Hoare annotation is: true [2020-07-07 10:53:31,641 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 966 974) no Hoare annotation was computed. [2020-07-07 10:53:31,641 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 966 974) no Hoare annotation was computed. [2020-07-07 10:53:31,641 INFO L268 CegarLoopResult]: For program point L926-1(lines 922 933) no Hoare annotation was computed. [2020-07-07 10:53:31,641 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 922 933) the Hoare annotation is: (let ((.cse6 (not (= 1 ~waterLevel~0))) (.cse7 (not (= 0 ~systemActive~0))) (.cse10 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse13 (not (<= 0 ~waterLevel~0))) (.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse3 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse8 (not (<= ~waterLevel~0 0))) (.cse12 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (<= ~waterLevel~0 2))) (.cse9 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (< 1 ~waterLevel~0))) (.cse11 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse4 .cse3 .cse5) (or .cse0 .cse7 .cse4 .cse8) (or .cse0 .cse7 (not (= 2 ~waterLevel~0)) .cse4) (or (not (<= 1 ~waterLevel~0)) .cse0 .cse9 .cse10 (not (<= ~waterLevel~0 1)) .cse11 .cse5) (or .cse12 .cse13 .cse9 .cse4 .cse8 .cse5) (or .cse12 .cse1 .cse9 .cse2 .cse4 .cse5) (or .cse6 .cse0 .cse9 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse4) (or .cse13 .cse0 .cse9 .cse10 .cse11 .cse8 .cse5) (or .cse13 .cse0 .cse4 .cse3 .cse8 .cse5) (or .cse12 .cse1 .cse9 .cse2 .cse11 .cse5))) [2020-07-07 10:53:31,641 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 922 933) no Hoare annotation was computed. [2020-07-07 10:53:31,642 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:53:31,642 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-07 10:53:31,642 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:53:31,642 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 934 942) the Hoare annotation is: true [2020-07-07 10:53:31,642 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 934 942) no Hoare annotation was computed. [2020-07-07 10:53:31,642 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 934 942) no Hoare annotation was computed. [2020-07-07 10:53:31,642 INFO L264 CegarLoopResult]: At program point L80(line 80) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0))) (let ((.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (not (= 2 |old(~waterLevel~0)|))) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not .cse7))) (let ((.cse12 (<= 0 ~waterLevel~0)) (.cse13 (not (= 0 ~methaneLevelCritical~0))) (.cse14 (not (= 1 |old(~waterLevel~0)|))) (.cse8 (and .cse9 .cse1 .cse10 .cse3 (<= ~waterLevel~0 1) (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~pumpRunning~0))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (and (= 0 ~pumpRunning~0) .cse11)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse16 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse17 (not (<= |old(~waterLevel~0)| 0))) (.cse15 (not (= 1 ~systemActive~0))) (.cse18 (not (<= 0 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse2 (not (<= |old(~waterLevel~0)| 2))) (or .cse4 .cse5 .cse6 .cse7 .cse8 (and .cse9 .cse10 .cse11)) (or .cse4 .cse6 .cse12 .cse13 .cse14 .cse15) (or .cse4 .cse5 .cse16 .cse6 .cse12 (not (<= 1 |old(~waterLevel~0)|)) .cse15) (or (and .cse9 .cse10) .cse6 .cse1 .cse7) (or .cse4 .cse6 .cse17 .cse13 .cse11 .cse15 .cse18) (or .cse4 .cse6 .cse7 .cse14 .cse8) (or .cse6 .cse1 .cse7 (= 1 ~waterLevel~0)) (or .cse5 .cse0 .cse2) (or .cse4 .cse16 .cse6 .cse17 .cse11 .cse15 .cse18))))) [2020-07-07 10:53:31,643 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 64 90) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= 0 ~systemActive~0)) (.cse6 (and (= 0 ~pumpRunning~0) .cse3 .cse4)) (.cse8 (not (= 2 |old(~waterLevel~0)|))) (.cse7 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5) (or .cse0 .cse6 .cse7) (or (and .cse2 (= 2 ~waterLevel~0) .cse3) .cse1 .cse8 .cse5) (or .cse6 .cse8 .cse7)))) [2020-07-07 10:53:31,643 INFO L264 CegarLoopResult]: At program point L78(lines 78 84) the Hoare annotation is: (let ((.cse11 (= 0 ~systemActive~0))) (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (= 0 ~pumpRunning~0)) (.cse19 (<= 1 ~switchedOnBeforeTS~0)) (.cse17 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (not (= 2 |old(~waterLevel~0)|))) (.cse18 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse22 (not .cse11)) (.cse24 (<= ~waterLevel~0 1)) (.cse25 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse2 (<= 1 ~pumpRunning~0))) (let ((.cse4 (not (<= |old(~waterLevel~0)| 0))) (.cse7 (not (<= 0 |old(~waterLevel~0)|))) (.cse12 (<= 0 ~waterLevel~0)) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse14 (not (= 1 |old(~waterLevel~0)|))) (.cse16 (and .cse17 .cse8 .cse18 .cse22 .cse24 .cse25 .cse2)) (.cse20 (and .cse8 .cse22 .cse13 .cse19 .cse24 .cse25)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= 1 ~methaneLevelCritical~0))) (.cse23 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (= 1 ~systemActive~0))) (.cse15 (not (<= |old(~waterLevel~0)| 1))) (.cse9 (and .cse13 .cse1)) (.cse21 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (and .cse1 .cse2) .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse3 .cse8 .cse5 .cse2 .cse6) (or .cse0 .cse9 .cse10 .cse3 .cse4 .cse6 .cse7) (or .cse3 .cse8 .cse11 (= 1 ~waterLevel~0)) (or .cse0 .cse10 .cse3 (and .cse12 .cse13) .cse14 .cse6) (or .cse0 .cse15 (and .cse12 .cse2) .cse3 .cse5 (not (<= 1 |old(~waterLevel~0)|)) .cse6) (or .cse0 .cse15 .cse3 .cse11 .cse16 (and .cse17 .cse18 .cse1) (and .cse13 .cse19 .cse1) .cse20) (or .cse0 .cse3 .cse11 .cse14 .cse16 .cse20) (or .cse9 .cse8 .cse21 (and .cse22 .cse1 .cse2)) (or .cse10 .cse3 .cse13 .cse23 (not (< 1 |old(~waterLevel~0)|)) .cse6) (or (and .cse17 .cse18) .cse3 .cse8 .cse11 (and .cse13 .cse19)) (or .cse10 .cse21 .cse13 .cse23 .cse6) (or .cse15 .cse9 .cse21))))) [2020-07-07 10:53:31,643 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 64 90) no Hoare annotation was computed. [2020-07-07 10:53:31,643 INFO L264 CegarLoopResult]: At program point L73(line 73) the Hoare annotation is: (let ((.cse0 (not (= 2 |old(~waterLevel~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~systemActive~0)) (.cse4 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)))) (and (or .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse5 .cse1) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse5 .cse2 .cse3 .cse4))) [2020-07-07 10:53:31,644 INFO L268 CegarLoopResult]: For program point L71(lines 67 89) no Hoare annotation was computed. [2020-07-07 10:53:31,644 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 64 90) no Hoare annotation was computed. [2020-07-07 10:53:31,644 INFO L268 CegarLoopResult]: For program point L69(lines 67 89) no Hoare annotation was computed. [2020-07-07 10:53:31,644 INFO L264 CegarLoopResult]: At program point L355-2(lines 355 369) the Hoare annotation is: (let ((.cse11 (= 0 ~systemActive~0))) (let ((.cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (not (= 2 |old(~waterLevel~0)|))) (.cse17 (<= ~waterLevel~0 1)) (.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not .cse11)) (.cse16 (= 0 ~pumpRunning~0)) (.cse3 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (let ((.cse6 (and .cse2 .cse16 .cse3)) (.cse0 (and .cse16 .cse8)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse15 (not (<= |old(~waterLevel~0)| 1))) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse13 (and .cse5 .cse2 .cse16 .cse17 .cse3)) (.cse14 (and .cse1 .cse5 .cse9 .cse2 .cse17 .cse3 .cse4))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5 .cse6 .cse7 (and .cse2 .cse8 .cse4)) (or (and .cse1 .cse9 .cse3) .cse10 .cse5 .cse6 .cse11) (or .cse12 .cse10 .cse11 .cse13 (not (= 1 |old(~waterLevel~0)|)) .cse14) (or .cse15 .cse0 .cse7) (or .cse12 .cse15 .cse10 .cse11 .cse13 .cse14 (and .cse1 .cse9 .cse8) (and .cse2 .cse16 .cse8)))))) [2020-07-07 10:53:31,644 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 345 374) no Hoare annotation was computed. [2020-07-07 10:53:31,644 INFO L264 CegarLoopResult]: At program point L351(line 351) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= 0 ~systemActive~0)) (.cse6 (and (= 0 ~pumpRunning~0) .cse3 .cse4)) (.cse8 (not (= 2 |old(~waterLevel~0)|))) (.cse7 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5) (or .cse0 .cse6 .cse7) (or (and .cse2 (= 2 ~waterLevel~0) .cse3) .cse1 .cse8 .cse5) (or .cse6 .cse8 .cse7)))) [2020-07-07 10:53:31,645 INFO L268 CegarLoopResult]: For program point L351-1(line 351) no Hoare annotation was computed. [2020-07-07 10:53:31,645 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 345 374) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= 0 ~systemActive~0)) (.cse6 (and (= 0 ~pumpRunning~0) .cse3 .cse4)) (.cse8 (not (= 2 |old(~waterLevel~0)|))) (.cse7 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5) (or .cse0 .cse6 .cse7) (or (and .cse2 (= 2 ~waterLevel~0) .cse3) .cse1 .cse8 .cse5) (or .cse6 .cse8 .cse7)))) [2020-07-07 10:53:31,645 INFO L271 CegarLoopResult]: At program point L370(lines 345 374) the Hoare annotation is: true [2020-07-07 10:53:31,645 INFO L268 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-07-07 10:53:31,645 INFO L268 CegarLoopResult]: For program point L359(lines 359 363) no Hoare annotation was computed. [2020-07-07 10:53:31,645 INFO L264 CegarLoopResult]: At program point L359-1(lines 359 363) the Hoare annotation is: (let ((.cse11 (= 0 ~systemActive~0))) (let ((.cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (not (= 2 |old(~waterLevel~0)|))) (.cse17 (<= ~waterLevel~0 1)) (.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not .cse11)) (.cse16 (= 0 ~pumpRunning~0)) (.cse3 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (let ((.cse6 (and .cse2 .cse16 .cse3)) (.cse0 (and .cse16 .cse8)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse15 (not (<= |old(~waterLevel~0)| 1))) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse13 (and .cse5 .cse2 .cse16 .cse17 .cse3)) (.cse14 (and .cse1 .cse5 .cse9 .cse2 .cse17 .cse3 .cse4))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5 .cse6 .cse7 (and .cse2 .cse8 .cse4)) (or (and .cse1 .cse9 .cse3) .cse10 .cse5 .cse6 .cse11) (or .cse12 .cse10 .cse11 .cse13 (not (= 1 |old(~waterLevel~0)|)) .cse14) (or .cse15 .cse0 .cse7) (or .cse12 .cse15 .cse10 .cse11 .cse13 .cse14 (and .cse1 .cse9 .cse8) (and .cse2 .cse16 .cse8)))))) [2020-07-07 10:53:31,646 INFO L268 CegarLoopResult]: For program point L356(line 356) no Hoare annotation was computed. [2020-07-07 10:53:31,646 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 898 909) the Hoare annotation is: (let ((.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (not (<= 1 |old(~waterLevel~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse10 (not (<= |old(~waterLevel~0)| 0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse11 (not (<= 0 |old(~waterLevel~0)|))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse4 (not (< 1 |old(~waterLevel~0)|))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse0 .cse2 .cse3 .cse5 .cse8 .cse6) (or .cse7 .cse9 .cse2 .cse3 .cse5 .cse8 .cse6) (or .cse10 .cse0 .cse2 .cse3 .cse5 .cse6 .cse11) (or .cse9 .cse10 .cse2 .cse3 .cse5 .cse6 .cse11) (or .cse9 (= 2 ~waterLevel~0) .cse1 .cse2 .cse4 .cse5 .cse6))) [2020-07-07 10:53:31,646 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 898 909) no Hoare annotation was computed. [2020-07-07 10:53:31,646 INFO L268 CegarLoopResult]: For program point L902-1(lines 898 909) no Hoare annotation was computed. [2020-07-07 10:53:31,646 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 399 405) no Hoare annotation was computed. [2020-07-07 10:53:31,646 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 399 405) the Hoare annotation is: true [2020-07-07 10:53:31,646 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:53:31,646 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-07 10:53:31,647 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 10:53:31,647 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:53:31,647 INFO L268 CegarLoopResult]: For program point L914-1(lines 910 921) no Hoare annotation was computed. [2020-07-07 10:53:31,647 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 910 921) no Hoare annotation was computed. [2020-07-07 10:53:31,647 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 910 921) the Hoare annotation is: (let ((.cse10 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse11 (not (<= 1 |old(~waterLevel~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (< 1 |old(~waterLevel~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse12 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= |old(~waterLevel~0)| 0))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 0 |old(~waterLevel~0)|)))) (and (or .cse0 (= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse7 .cse4 .cse8) (or .cse9 .cse0 .cse10 .cse6 .cse3 .cse11 .cse4) (or .cse12 .cse1 .cse2 .cse6 .cse7 .cse4) (or .cse5 .cse0 .cse10 .cse6 .cse3 .cse4 .cse8) (or .cse9 .cse12 .cse6 .cse7 .cse11 .cse4) (or (not (= 0 ~systemActive~0)) .cse1 .cse6 .cse7) (or .cse0 .cse1 .cse6 .cse2 .cse7 .cse4) (or .cse0 .cse6 .cse7 (not (= 1 |old(~waterLevel~0)|)) .cse4) (or .cse12 .cse5 .cse6 .cse7 .cse4 .cse8))) [2020-07-07 10:53:31,647 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-07 10:53:31,647 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-07 10:53:31,648 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-07 10:53:31,648 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-07 10:53:31,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 10:53:31 BoogieIcfgContainer [2020-07-07 10:53:31,676 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 10:53:31,678 INFO L168 Benchmark]: Toolchain (without parser) took 207338.08 ms. Allocated memory was 146.8 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 102.7 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2020-07-07 10:53:31,678 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 146.8 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 10:53:31,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.44 ms. Allocated memory was 146.8 MB in the beginning and 203.9 MB in the end (delta: 57.1 MB). Free memory was 102.5 MB in the beginning and 169.3 MB in the end (delta: -66.9 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2020-07-07 10:53:31,679 INFO L168 Benchmark]: Boogie Preprocessor took 84.78 ms. Allocated memory is still 203.9 MB. Free memory was 169.3 MB in the beginning and 165.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-07-07 10:53:31,679 INFO L168 Benchmark]: RCFGBuilder took 1402.32 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 164.8 MB in the beginning and 188.6 MB in the end (delta: -23.8 MB). Peak memory consumption was 78.1 MB. Max. memory is 7.1 GB. [2020-07-07 10:53:31,679 INFO L168 Benchmark]: TraceAbstraction took 205143.01 ms. Allocated memory was 235.4 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 188.6 MB in the beginning and 1.8 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2020-07-07 10:53:31,681 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 146.8 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 703.44 ms. Allocated memory was 146.8 MB in the beginning and 203.9 MB in the end (delta: 57.1 MB). Free memory was 102.5 MB in the beginning and 169.3 MB in the end (delta: -66.9 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.78 ms. Allocated memory is still 203.9 MB. Free memory was 169.3 MB in the beginning and 165.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1402.32 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 164.8 MB in the beginning and 188.6 MB in the end (delta: -23.8 MB). Peak memory consumption was 78.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 205143.01 ms. Allocated memory was 235.4 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 188.6 MB in the beginning and 1.8 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 355]: Loop Invariant Derived loop invariant: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) || (((pumpRunning <= switchedOnBeforeTS && !(0 == systemActive)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= pumpRunning)) || !(2 == \old(waterLevel))) || ((!(0 == systemActive) && 0 == pumpRunning) && waterLevel + 1 <= \old(waterLevel))) || !(0 == \old(pumpRunning))) || ((!(0 == systemActive) && \old(waterLevel) == waterLevel) && 1 <= pumpRunning)) && ((((((pumpRunning <= switchedOnBeforeTS && pumpRunning == \old(pumpRunning)) && waterLevel + 1 <= \old(waterLevel)) || !(1 <= \old(pumpRunning))) || !(2 == \old(waterLevel))) || ((!(0 == systemActive) && 0 == pumpRunning) && waterLevel + 1 <= \old(waterLevel))) || 0 == systemActive)) && (((((!(\old(pumpRunning) <= \old(switchedOnBeforeTS)) || !(1 <= \old(pumpRunning))) || 0 == systemActive) || ((((!(2 == \old(waterLevel)) && !(0 == systemActive)) && 0 == pumpRunning) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel))) || !(1 == \old(waterLevel))) || ((((((pumpRunning <= switchedOnBeforeTS && !(2 == \old(waterLevel))) && pumpRunning == \old(pumpRunning)) && !(0 == systemActive)) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && 1 <= pumpRunning))) && ((!(\old(waterLevel) <= 1) || (0 == pumpRunning && \old(waterLevel) == waterLevel)) || !(0 == \old(pumpRunning)))) && (((((((!(\old(pumpRunning) <= \old(switchedOnBeforeTS)) || !(\old(waterLevel) <= 1)) || !(1 <= \old(pumpRunning))) || 0 == systemActive) || ((((!(2 == \old(waterLevel)) && !(0 == systemActive)) && 0 == pumpRunning) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel))) || ((((((pumpRunning <= switchedOnBeforeTS && !(2 == \old(waterLevel))) && pumpRunning == \old(pumpRunning)) && !(0 == systemActive)) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && 1 <= pumpRunning)) || ((pumpRunning <= switchedOnBeforeTS && pumpRunning == \old(pumpRunning)) && \old(waterLevel) == waterLevel)) || ((!(0 == systemActive) && 0 == pumpRunning) && \old(waterLevel) == waterLevel)) - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: (((((((((((((((((((1 <= methaneLevelCritical && 0 <= waterLevel) && 0 == pumpRunning) && waterLevel + 1 <= \old(waterLevel)) && splverifierCounter <= 3) && 1 == systemActive) || ((((1 <= methaneLevelCritical && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter <= 3) && 1 == systemActive)) || !(0 == \old(pumpRunning))) || ((((((pumpRunning <= switchedOnBeforeTS && 0 == methaneLevelCritical) && 1 <= waterLevel) && waterLevel <= 1) && splverifierCounter <= 3) && 1 == systemActive) && 1 <= pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter <= 3) && 1 == systemActive)) || (((((1 <= methaneLevelCritical && 1 <= waterLevel) && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter <= 3) && 1 == systemActive)) || (((((0 == methaneLevelCritical && 0 <= waterLevel) && 0 == pumpRunning) && waterLevel + 1 <= \old(waterLevel)) && splverifierCounter <= 3) && 1 == systemActive)) || !(1 <= \old(waterLevel))) || (((0 == systemActive && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter <= 3)) || !(\old(waterLevel) <= 1)) || (((0 == systemActive && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter <= 3)) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && \old(waterLevel) == waterLevel) && splverifierCounter <= 3) && 1 == systemActive)) || ((((((pumpRunning <= switchedOnBeforeTS && 0 == methaneLevelCritical) && 0 <= waterLevel) && waterLevel <= 0) && splverifierCounter <= 3) && 1 == systemActive) && 1 <= pumpRunning)) || ((((0 == methaneLevelCritical && 2 == waterLevel) && splverifierCounter <= 3) && 1 == systemActive) && 1 <= pumpRunning)) || !(1 == \old(systemActive)) - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: (((((((!(\old(waterLevel) <= 1) || (((pumpRunning <= switchedOnBeforeTS && !(0 == systemActive)) && waterLevel <= 1) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || ((!(0 == systemActive) && 2 == waterLevel) && 1 <= pumpRunning)) || !(1 == \old(systemActive))) || (0 == pumpRunning && waterLevel <= 1)) || (0 == pumpRunning && 2 == waterLevel)) || !(1 <= \old(waterLevel)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 248 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 111.8s, OverallIterations: 15, TraceHistogramMax: 13, AutomataDifference: 91.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 93.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3155 SDtfs, 9584 SDslu, 7693 SDs, 0 SdLazy, 26460 SolverSat, 7875 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 37.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4418 GetRequests, 3906 SyntacticMatches, 8 SemanticMatches, 504 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9113 ImplicationChecksByTransitivity, 46.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4706occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.0s AutomataMinimizationTime, 15 MinimizatonAttempts, 3582 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 9192 PreInvPairs, 10890 NumberOfFragments, 6858 HoareAnnotationTreeSize, 9192 FomulaSimplifications, 327727433 FormulaSimplificationTreeSizeReduction, 28.3s HoareSimplificationTime, 67 FomulaSimplificationsInter, 651892 FormulaSimplificationTreeSizeReductionInter, 64.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 10.1s InterpolantComputationTime, 5985 NumberOfCodeBlocks, 5985 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 5962 ConstructedInterpolants, 0 QuantifiedInterpolants, 3804384 SizeOfPredicates, 27 NumberOfNonLiveVariables, 10948 ConjunctsInSsa, 126 ConjunctsInUnsatCore, 23 InterpolantComputations, 10 PerfectInterpolantSequences, 7115/7361 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...