/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_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 10:53:01,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 10:53:01,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 10:53:01,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 10:53:01,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 10:53:01,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 10:53:01,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 10:53:02,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 10:53:02,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 10:53:02,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 10:53:02,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 10:53:02,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 10:53:02,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 10:53:02,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 10:53:02,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 10:53:02,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 10:53:02,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 10:53:02,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 10:53:02,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 10:53:02,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 10:53:02,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 10:53:02,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 10:53:02,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 10:53:02,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 10:53:02,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 10:53:02,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 10:53:02,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 10:53:02,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 10:53:02,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 10:53:02,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 10:53:02,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 10:53:02,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 10:53:02,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 10:53:02,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 10:53:02,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 10:53:02,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 10:53:02,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 10:53:02,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 10:53:02,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 10:53:02,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 10:53:02,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 10:53:02,055 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 10:53:02,080 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 10:53:02,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 10:53:02,082 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 10:53:02,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 10:53:02,082 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 10:53:02,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 10:53:02,083 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 10:53:02,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 10:53:02,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 10:53:02,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 10:53:02,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 10:53:02,084 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 10:53:02,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 10:53:02,084 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 10:53:02,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 10:53:02,085 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 10:53:02,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 10:53:02,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 10:53:02,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 10:53:02,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 10:53:02,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 10:53:02,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:53:02,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 10:53:02,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 10:53:02,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 10:53:02,087 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 10:53:02,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 10:53:02,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 10:53:02,087 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 10:53:02,087 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 10:53:02,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 10:53:02,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 10:53:02,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 10:53:02,411 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 10:53:02,411 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 10:53:02,412 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2020-07-07 10:53:02,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/446c2d801/49c82874649c455396b1ac4676b73cba/FLAGc14c7e243 [2020-07-07 10:53:02,975 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 10:53:02,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2020-07-07 10:53:02,990 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/446c2d801/49c82874649c455396b1ac4676b73cba/FLAGc14c7e243 [2020-07-07 10:53:03,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/446c2d801/49c82874649c455396b1ac4676b73cba [2020-07-07 10:53:03,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 10:53:03,314 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 10:53:03,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 10:53:03,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 10:53:03,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 10:53:03,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:53:03" (1/1) ... [2020-07-07 10:53:03,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c699f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:53:03, skipping insertion in model container [2020-07-07 10:53:03,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:53:03" (1/1) ... [2020-07-07 10:53:03,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 10:53:03,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 10:53:03,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:53:03,796 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 10:53:03,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:53:03,950 INFO L208 MainTranslator]: Completed translation [2020-07-07 10:53:03,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:53:03 WrapperNode [2020-07-07 10:53:03,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 10:53:03,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 10:53:03,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 10:53:03,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 10:53:03,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:53:03" (1/1) ... [2020-07-07 10:53:03,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:53:03" (1/1) ... [2020-07-07 10:53:03,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:53:03" (1/1) ... [2020-07-07 10:53:03,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:53:03" (1/1) ... [2020-07-07 10:53:04,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:53:03" (1/1) ... [2020-07-07 10:53:04,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:53:03" (1/1) ... [2020-07-07 10:53:04,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:53:03" (1/1) ... [2020-07-07 10:53:04,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 10:53:04,041 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 10:53:04,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 10:53:04,041 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 10:53:04,042 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:53:03" (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 10:53:04,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 10:53:04,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 10:53:04,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 10:53:04,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-07 10:53:04,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-07 10:53:04,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-07 10:53:04,106 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 10:53:04,106 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 10:53:04,106 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 10:53:04,106 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 10:53:04,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 10:53:04,106 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 10:53:04,107 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 10:53:04,107 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 10:53:04,107 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 10:53:04,107 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 10:53:04,107 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 10:53:04,107 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 10:53:04,108 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-07 10:53:04,108 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-07 10:53:04,108 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-07 10:53:04,108 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 10:53:04,108 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-07 10:53:04,108 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 10:53:04,109 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 10:53:04,109 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 10:53:04,109 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 10:53:04,109 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 10:53:04,109 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-07 10:53:04,109 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-07 10:53:04,109 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-07 10:53:04,110 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 10:53:04,110 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 10:53:04,110 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 10:53:04,110 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 10:53:04,110 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 10:53:04,110 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 10:53:04,110 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-07 10:53:04,111 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-07 10:53:04,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 10:53:04,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 10:53:04,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 10:53:04,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 10:53:04,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 10:53:04,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 10:53:04,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 10:53:04,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 10:53:04,112 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 10:53:04,112 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 10:53:04,112 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 10:53:04,112 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 10:53:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-07 10:53:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-07 10:53:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-07 10:53:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 10:53:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 10:53:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 10:53:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 10:53:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 10:53:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 10:53:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-07 10:53:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 10:53:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 10:53:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 10:53:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 10:53:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 10:53:04,115 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 10:53:04,115 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 10:53:04,115 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 10:53:04,115 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 10:53:04,115 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 10:53:04,115 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 10:53:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-07 10:53:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-07 10:53:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 10:53:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 10:53:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 10:53:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-07 10:53:04,117 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-07 10:53:04,117 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-07 10:53:04,117 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-07 10:53:04,117 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-07 10:53:04,117 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 10:53:04,117 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-07 10:53:04,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 10:53:04,118 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 10:53:04,118 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 10:53:04,118 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 10:53:04,118 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 10:53:04,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 10:53:04,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 10:53:04,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 10:53:04,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 10:53:04,119 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 10:53:04,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 10:53:04,119 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 10:53:04,119 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 10:53:04,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 10:53:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 10:53:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 10:53:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 10:53:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 10:53:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 10:53:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 10:53:05,213 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 10:53:05,213 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 10:53:05,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:53:05 BoogieIcfgContainer [2020-07-07 10:53:05,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 10:53:05,224 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 10:53:05,224 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 10:53:05,227 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 10:53:05,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 10:53:03" (1/3) ... [2020-07-07 10:53:05,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@717adbbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:53:05, skipping insertion in model container [2020-07-07 10:53:05,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:53:03" (2/3) ... [2020-07-07 10:53:05,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@717adbbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:53:05, skipping insertion in model container [2020-07-07 10:53:05,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:53:05" (3/3) ... [2020-07-07 10:53:05,232 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product63.cil.c [2020-07-07 10:53:05,242 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 10:53:05,252 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 10:53:05,264 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 10:53:05,288 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 10:53:05,289 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 10:53:05,289 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 10:53:05,289 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 10:53:05,289 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 10:53:05,290 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 10:53:05,290 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 10:53:05,290 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 10:53:05,314 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states. [2020-07-07 10:53:05,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-07 10:53:05,325 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:53:05,326 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 10:53:05,326 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:53:05,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:53:05,333 INFO L82 PathProgramCache]: Analyzing trace with hash -1893311162, now seen corresponding path program 1 times [2020-07-07 10:53:05,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:53:05,343 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871791666] [2020-07-07 10:53:05,344 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:53:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:06,008 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:53:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:06,123 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 10:53:06,125 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871791666] [2020-07-07 10:53:06,126 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:53:06,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 10:53:06,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858809614] [2020-07-07 10:53:06,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-07 10:53:06,135 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:53:06,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-07 10:53:06,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:53:06,153 INFO L87 Difference]: Start difference. First operand 212 states. Second operand 4 states. [2020-07-07 10:53:07,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:53:07,463 INFO L93 Difference]: Finished difference Result 372 states and 477 transitions. [2020-07-07 10:53:07,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-07 10:53:07,465 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-07-07 10:53:07,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:53:07,482 INFO L225 Difference]: With dead ends: 372 [2020-07-07 10:53:07,482 INFO L226 Difference]: Without dead ends: 204 [2020-07-07 10:53:07,487 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 10:53:07,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2020-07-07 10:53:07,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 169. [2020-07-07 10:53:07,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2020-07-07 10:53:07,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 201 transitions. [2020-07-07 10:53:07,592 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 201 transitions. Word has length 59 [2020-07-07 10:53:07,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:53:07,592 INFO L479 AbstractCegarLoop]: Abstraction has 169 states and 201 transitions. [2020-07-07 10:53:07,592 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-07 10:53:07,593 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 201 transitions. [2020-07-07 10:53:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-07 10:53:07,597 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:53:07,597 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:53:07,597 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 10:53:07,597 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:53:07,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:53:07,598 INFO L82 PathProgramCache]: Analyzing trace with hash 1978801715, now seen corresponding path program 1 times [2020-07-07 10:53:07,598 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:53:07,599 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350302070] [2020-07-07 10:53:07,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:53:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:07,923 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:53:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:08,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:08,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:08,021 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 10:53:08,021 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350302070] [2020-07-07 10:53:08,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:53:08,022 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-07 10:53:08,022 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859716341] [2020-07-07 10:53:08,024 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 10:53:08,025 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:53:08,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 10:53:08,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 10:53:08,027 INFO L87 Difference]: Start difference. First operand 169 states and 201 transitions. Second operand 5 states. [2020-07-07 10:53:08,564 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:09,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:53:09,782 INFO L93 Difference]: Finished difference Result 311 states and 381 transitions. [2020-07-07 10:53:09,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-07 10:53:09,783 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-07-07 10:53:09,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:53:09,787 INFO L225 Difference]: With dead ends: 311 [2020-07-07 10:53:09,788 INFO L226 Difference]: Without dead ends: 194 [2020-07-07 10:53:09,790 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:53:09,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-07-07 10:53:09,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 160. [2020-07-07 10:53:09,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-07-07 10:53:09,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 189 transitions. [2020-07-07 10:53:09,838 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 189 transitions. Word has length 60 [2020-07-07 10:53:09,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:53:09,839 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 189 transitions. [2020-07-07 10:53:09,839 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 10:53:09,839 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 189 transitions. [2020-07-07 10:53:09,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-07 10:53:09,841 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:53:09,841 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 10:53:09,841 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 10:53:09,842 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:53:09,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:53:09,842 INFO L82 PathProgramCache]: Analyzing trace with hash -532508270, now seen corresponding path program 1 times [2020-07-07 10:53:09,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:53:09,843 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238089512] [2020-07-07 10:53:09,843 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:53:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:10,255 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:53:10,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:10,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:10,366 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 10:53:10,367 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238089512] [2020-07-07 10:53:10,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:53:10,367 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:53:10,368 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218591605] [2020-07-07 10:53:10,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:53:10,368 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:53:10,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:53:10,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:53:10,369 INFO L87 Difference]: Start difference. First operand 160 states and 189 transitions. Second operand 9 states. [2020-07-07 10:53:10,764 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:53:11,062 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:53:11,332 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:11,556 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:12,446 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:14,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:53:14,626 INFO L93 Difference]: Finished difference Result 533 states and 661 transitions. [2020-07-07 10:53:14,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-07 10:53:14,629 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-07-07 10:53:14,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:53:14,636 INFO L225 Difference]: With dead ends: 533 [2020-07-07 10:53:14,636 INFO L226 Difference]: Without dead ends: 401 [2020-07-07 10:53:14,638 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-07-07 10:53:14,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2020-07-07 10:53:14,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 340. [2020-07-07 10:53:14,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2020-07-07 10:53:14,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 414 transitions. [2020-07-07 10:53:14,733 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 414 transitions. Word has length 64 [2020-07-07 10:53:14,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:53:14,734 INFO L479 AbstractCegarLoop]: Abstraction has 340 states and 414 transitions. [2020-07-07 10:53:14,734 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:53:14,734 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 414 transitions. [2020-07-07 10:53:14,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-07 10:53:14,736 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:53:14,737 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 10:53:14,737 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 10:53:14,737 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:53:14,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:53:14,738 INFO L82 PathProgramCache]: Analyzing trace with hash 216340368, now seen corresponding path program 1 times [2020-07-07 10:53:14,738 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:53:14,738 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442438074] [2020-07-07 10:53:14,739 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:53:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:15,059 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:53:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:15,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:15,160 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 10:53:15,161 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442438074] [2020-07-07 10:53:15,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:53:15,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:53:15,162 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507509624] [2020-07-07 10:53:15,162 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:53:15,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:53:15,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:53:15,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:53:15,163 INFO L87 Difference]: Start difference. First operand 340 states and 414 transitions. Second operand 9 states. [2020-07-07 10:53:15,555 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:53:16,199 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:17,187 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:17,415 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:17,746 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:53:18,022 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:18,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:53:18,973 INFO L93 Difference]: Finished difference Result 875 states and 1130 transitions. [2020-07-07 10:53:18,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-07 10:53:18,974 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-07-07 10:53:18,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:53:18,980 INFO L225 Difference]: With dead ends: 875 [2020-07-07 10:53:18,980 INFO L226 Difference]: Without dead ends: 563 [2020-07-07 10:53:18,982 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 10:53:18,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2020-07-07 10:53:19,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 499. [2020-07-07 10:53:19,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2020-07-07 10:53:19,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 597 transitions. [2020-07-07 10:53:19,084 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 597 transitions. Word has length 70 [2020-07-07 10:53:19,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:53:19,085 INFO L479 AbstractCegarLoop]: Abstraction has 499 states and 597 transitions. [2020-07-07 10:53:19,085 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:53:19,085 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 597 transitions. [2020-07-07 10:53:19,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-07 10:53:19,087 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:53:19,088 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:53:19,088 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 10:53:19,088 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:53:19,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:53:19,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1357993179, now seen corresponding path program 1 times [2020-07-07 10:53:19,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:53:19,089 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835805072] [2020-07-07 10:53:19,089 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:53:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,354 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:53:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:19,583 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 10:53:19,583 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835805072] [2020-07-07 10:53:19,583 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:53:19,584 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:53:19,584 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814480449] [2020-07-07 10:53:19,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:53:19,586 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:53:19,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:53:19,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:53:19,587 INFO L87 Difference]: Start difference. First operand 499 states and 597 transitions. Second operand 9 states. [2020-07-07 10:53:20,752 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:21,029 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:53:21,303 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:21,550 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:22,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:53:22,459 INFO L93 Difference]: Finished difference Result 1060 states and 1356 transitions. [2020-07-07 10:53:22,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-07 10:53:22,464 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2020-07-07 10:53:22,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:53:22,469 INFO L225 Difference]: With dead ends: 1060 [2020-07-07 10:53:22,469 INFO L226 Difference]: Without dead ends: 589 [2020-07-07 10:53:22,471 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-07 10:53:22,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2020-07-07 10:53:22,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 512. [2020-07-07 10:53:22,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2020-07-07 10:53:22,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 611 transitions. [2020-07-07 10:53:22,563 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 611 transitions. Word has length 112 [2020-07-07 10:53:22,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:53:22,564 INFO L479 AbstractCegarLoop]: Abstraction has 512 states and 611 transitions. [2020-07-07 10:53:22,564 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:53:22,564 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 611 transitions. [2020-07-07 10:53:22,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-07 10:53:22,566 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:53:22,566 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:53:22,567 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 10:53:22,567 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:53:22,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:53:22,567 INFO L82 PathProgramCache]: Analyzing trace with hash 581168867, now seen corresponding path program 1 times [2020-07-07 10:53:22,567 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:53:22,568 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204830984] [2020-07-07 10:53:22,568 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:53:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,877 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:53:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:22,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:23,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:23,044 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 10:53:23,045 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204830984] [2020-07-07 10:53:23,045 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:53:23,045 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-07 10:53:23,045 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805267960] [2020-07-07 10:53:23,046 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-07 10:53:23,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:53:23,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-07 10:53:23,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-07 10:53:23,047 INFO L87 Difference]: Start difference. First operand 512 states and 611 transitions. Second operand 11 states. [2020-07-07 10:53:23,627 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:23,859 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:24,082 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:24,863 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:25,135 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:25,378 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:26,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:53:26,382 INFO L93 Difference]: Finished difference Result 1083 states and 1380 transitions. [2020-07-07 10:53:26,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-07 10:53:26,383 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 112 [2020-07-07 10:53:26,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:53:26,388 INFO L225 Difference]: With dead ends: 1083 [2020-07-07 10:53:26,389 INFO L226 Difference]: Without dead ends: 599 [2020-07-07 10:53:26,391 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-07 10:53:26,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2020-07-07 10:53:26,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 520. [2020-07-07 10:53:26,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2020-07-07 10:53:26,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 619 transitions. [2020-07-07 10:53:26,509 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 619 transitions. Word has length 112 [2020-07-07 10:53:26,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:53:26,510 INFO L479 AbstractCegarLoop]: Abstraction has 520 states and 619 transitions. [2020-07-07 10:53:26,510 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-07 10:53:26,510 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 619 transitions. [2020-07-07 10:53:26,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-07 10:53:26,514 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:53:26,514 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:53:26,515 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-07 10:53:26,515 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:53:26,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:53:26,515 INFO L82 PathProgramCache]: Analyzing trace with hash 1350338882, now seen corresponding path program 1 times [2020-07-07 10:53:26,516 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:53:26,516 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540666756] [2020-07-07 10:53:26,516 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:53:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:26,911 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:53:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:26,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:27,121 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 10:53:27,121 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540666756] [2020-07-07 10:53:27,125 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:53:27,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-07 10:53:27,126 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965489145] [2020-07-07 10:53:27,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-07 10:53:27,127 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:53:27,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-07 10:53:27,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:53:27,127 INFO L87 Difference]: Start difference. First operand 520 states and 619 transitions. Second operand 7 states. [2020-07-07 10:53:27,528 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:53:28,050 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:53:30,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:53:30,615 INFO L93 Difference]: Finished difference Result 1571 states and 2020 transitions. [2020-07-07 10:53:30,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-07 10:53:30,616 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 112 [2020-07-07 10:53:30,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:53:30,627 INFO L225 Difference]: With dead ends: 1571 [2020-07-07 10:53:30,627 INFO L226 Difference]: Without dead ends: 1079 [2020-07-07 10:53:30,632 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-07-07 10:53:30,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1079 states. [2020-07-07 10:53:30,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1079 to 1005. [2020-07-07 10:53:30,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1005 states. [2020-07-07 10:53:30,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 1005 states and 1219 transitions. [2020-07-07 10:53:30,853 INFO L78 Accepts]: Start accepts. Automaton has 1005 states and 1219 transitions. Word has length 112 [2020-07-07 10:53:30,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:53:30,855 INFO L479 AbstractCegarLoop]: Abstraction has 1005 states and 1219 transitions. [2020-07-07 10:53:30,855 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-07 10:53:30,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1219 transitions. [2020-07-07 10:53:30,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-07-07 10:53:30,860 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:53:30,860 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:53:30,861 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-07 10:53:30,864 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:53:30,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:53:30,864 INFO L82 PathProgramCache]: Analyzing trace with hash -1975342852, now seen corresponding path program 1 times [2020-07-07 10:53:30,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:53:30,865 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435489191] [2020-07-07 10:53:30,865 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:53:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,249 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:53:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:31,456 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 10:53:31,456 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435489191] [2020-07-07 10:53:31,456 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:53:31,457 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-07 10:53:31,457 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393923059] [2020-07-07 10:53:31,458 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-07 10:53:31,458 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:53:31,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-07 10:53:31,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-07-07 10:53:31,459 INFO L87 Difference]: Start difference. First operand 1005 states and 1219 transitions. Second operand 12 states. [2020-07-07 10:53:31,937 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:53:32,607 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:53:33,310 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:33,640 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:33,895 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:53:34,170 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:34,443 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:36,684 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:53:37,009 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:37,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:53:37,868 INFO L93 Difference]: Finished difference Result 2851 states and 3676 transitions. [2020-07-07 10:53:37,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-07-07 10:53:37,869 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 116 [2020-07-07 10:53:37,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:53:37,881 INFO L225 Difference]: With dead ends: 2851 [2020-07-07 10:53:37,881 INFO L226 Difference]: Without dead ends: 2072 [2020-07-07 10:53:37,885 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-07-07 10:53:37,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2072 states. [2020-07-07 10:53:38,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2072 to 1772. [2020-07-07 10:53:38,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1772 states. [2020-07-07 10:53:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1772 states and 2130 transitions. [2020-07-07 10:53:38,118 INFO L78 Accepts]: Start accepts. Automaton has 1772 states and 2130 transitions. Word has length 116 [2020-07-07 10:53:38,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:53:38,118 INFO L479 AbstractCegarLoop]: Abstraction has 1772 states and 2130 transitions. [2020-07-07 10:53:38,119 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-07 10:53:38,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2130 transitions. [2020-07-07 10:53:38,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-07-07 10:53:38,123 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:53:38,124 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:53:38,124 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-07 10:53:38,124 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:53:38,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:53:38,125 INFO L82 PathProgramCache]: Analyzing trace with hash -283315442, now seen corresponding path program 1 times [2020-07-07 10:53:38,125 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:53:38,125 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261110945] [2020-07-07 10:53:38,125 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:53:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,438 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:53:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:38,798 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-07 10:53:38,799 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261110945] [2020-07-07 10:53:38,800 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [52135809] [2020-07-07 10:53:38,800 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 10:53:39,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:39,115 INFO L264 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-07 10:53:39,130 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:53:39,343 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 37 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:53:39,343 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:53:39,343 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7] total 20 [2020-07-07 10:53:39,344 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667917280] [2020-07-07 10:53:39,345 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-07 10:53:39,345 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:53:39,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-07 10:53:39,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2020-07-07 10:53:39,345 INFO L87 Difference]: Start difference. First operand 1772 states and 2130 transitions. Second operand 20 states. [2020-07-07 10:53:40,352 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:53:40,714 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:53:40,975 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:53:41,231 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:53:41,868 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:53:42,227 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:53:42,688 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:53:43,000 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:53:44,499 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:53:45,345 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-07-07 10:53:45,878 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-07-07 10:53:46,235 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:46,821 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:53:47,235 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:48,023 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:48,542 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-07 10:53:49,341 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-07 10:53:50,114 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:53:50,800 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-07 10:53:51,311 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-07 10:53:51,577 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:53:51,837 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:53:52,091 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:53:52,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:53:52,455 INFO L93 Difference]: Finished difference Result 3827 states and 4753 transitions. [2020-07-07 10:53:52,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-07-07 10:53:52,456 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 193 [2020-07-07 10:53:52,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:53:52,503 INFO L225 Difference]: With dead ends: 3827 [2020-07-07 10:53:52,503 INFO L226 Difference]: Without dead ends: 2269 [2020-07-07 10:53:52,509 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1106 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=851, Invalid=3309, Unknown=0, NotChecked=0, Total=4160 [2020-07-07 10:53:52,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2269 states. [2020-07-07 10:53:52,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2269 to 2043. [2020-07-07 10:53:52,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2043 states. [2020-07-07 10:53:52,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 2043 states and 2402 transitions. [2020-07-07 10:53:52,940 INFO L78 Accepts]: Start accepts. Automaton has 2043 states and 2402 transitions. Word has length 193 [2020-07-07 10:53:52,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:53:52,943 INFO L479 AbstractCegarLoop]: Abstraction has 2043 states and 2402 transitions. [2020-07-07 10:53:52,943 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-07 10:53:52,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2402 transitions. [2020-07-07 10:53:52,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-07-07 10:53:52,953 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:53:52,954 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:53:53,169 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-07-07 10:53:53,170 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:53:53,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:53:53,170 INFO L82 PathProgramCache]: Analyzing trace with hash -892886269, now seen corresponding path program 1 times [2020-07-07 10:53:53,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:53:53,171 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519391388] [2020-07-07 10:53:53,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:53:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,526 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:53:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:54,154 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 76 proven. 7 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2020-07-07 10:53:54,158 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519391388] [2020-07-07 10:53:54,159 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483455946] [2020-07-07 10:53:54,159 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 10:53:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:53:54,583 INFO L264 TraceCheckSpWp]: Trace formula consists of 1341 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-07 10:53:54,615 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:53:55,083 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 235 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2020-07-07 10:53:55,084 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:53:55,085 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 24 [2020-07-07 10:53:55,090 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442439062] [2020-07-07 10:53:55,094 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-07-07 10:53:55,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:53:55,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-07-07 10:53:55,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2020-07-07 10:53:55,096 INFO L87 Difference]: Start difference. First operand 2043 states and 2402 transitions. Second operand 24 states. [2020-07-07 10:53:55,941 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:56,804 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:53:57,190 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:53:57,691 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:53:58,599 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:53:58,984 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:53:59,304 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:53:59,601 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:53:59,905 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:00,258 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:54:00,575 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:00,855 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:54:01,179 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:01,459 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:54:01,736 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:02,005 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:02,439 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:02,751 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:03,107 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:54:03,383 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:54:04,603 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:54:05,151 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:54:05,521 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:54:05,980 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:54:06,453 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:54:06,735 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:07,106 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:54:07,451 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:07,982 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:54:08,411 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:54:10,210 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:10,527 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:10,812 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:11,155 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:54:11,662 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-07-07 10:54:12,173 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-07-07 10:54:12,471 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:54:12,772 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:54:18,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:54:18,533 INFO L93 Difference]: Finished difference Result 8143 states and 11388 transitions. [2020-07-07 10:54:18,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2020-07-07 10:54:18,534 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 327 [2020-07-07 10:54:18,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:54:18,572 INFO L225 Difference]: With dead ends: 8143 [2020-07-07 10:54:18,572 INFO L226 Difference]: Without dead ends: 6136 [2020-07-07 10:54:18,586 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 572 GetRequests, 458 SyntacticMatches, 1 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4633 ImplicationChecksByTransitivity, 12.5s TimeCoverageRelationStatistics Valid=1944, Invalid=11166, Unknown=0, NotChecked=0, Total=13110 [2020-07-07 10:54:18,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6136 states. [2020-07-07 10:54:19,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6136 to 4419. [2020-07-07 10:54:19,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4419 states. [2020-07-07 10:54:19,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4419 states to 4419 states and 5100 transitions. [2020-07-07 10:54:19,444 INFO L78 Accepts]: Start accepts. Automaton has 4419 states and 5100 transitions. Word has length 327 [2020-07-07 10:54:19,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:54:19,444 INFO L479 AbstractCegarLoop]: Abstraction has 4419 states and 5100 transitions. [2020-07-07 10:54:19,444 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-07-07 10:54:19,445 INFO L276 IsEmpty]: Start isEmpty. Operand 4419 states and 5100 transitions. [2020-07-07 10:54:19,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2020-07-07 10:54:19,464 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:54:19,464 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:54:19,677 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-07 10:54:19,678 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:54:19,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:54:19,679 INFO L82 PathProgramCache]: Analyzing trace with hash -690465919, now seen corresponding path program 1 times [2020-07-07 10:54:19,679 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:54:19,680 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259231727] [2020-07-07 10:54:19,680 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:54:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,042 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:54:20,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,550 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 89 proven. 48 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2020-07-07 10:54:20,550 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259231727] [2020-07-07 10:54:20,550 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1935339505] [2020-07-07 10:54:20,551 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 10:54:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:20,814 INFO L264 TraceCheckSpWp]: Trace formula consists of 1390 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-07 10:54:20,822 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:54:21,019 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 275 proven. 18 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-07-07 10:54:21,019 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:54:21,019 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 9] total 23 [2020-07-07 10:54:21,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962057059] [2020-07-07 10:54:21,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-07-07 10:54:21,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:54:21,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-07-07 10:54:21,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2020-07-07 10:54:21,022 INFO L87 Difference]: Start difference. First operand 4419 states and 5100 transitions. Second operand 23 states. [2020-07-07 10:54:22,249 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-07-07 10:54:22,823 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-07-07 10:54:23,354 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-07 10:54:23,820 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-07 10:54:24,740 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-07 10:54:26,546 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-07 10:54:27,080 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-07 10:54:27,495 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:54:28,293 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:54:29,586 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:54:29,832 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:54:31,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:54:31,845 INFO L93 Difference]: Finished difference Result 9270 states and 11369 transitions. [2020-07-07 10:54:31,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-07-07 10:54:31,846 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 347 [2020-07-07 10:54:31,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:54:31,877 INFO L225 Difference]: With dead ends: 9270 [2020-07-07 10:54:31,877 INFO L226 Difference]: Without dead ends: 5279 [2020-07-07 10:54:31,890 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 537 GetRequests, 485 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 644 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=528, Invalid=2334, Unknown=0, NotChecked=0, Total=2862 [2020-07-07 10:54:31,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5279 states. [2020-07-07 10:54:32,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5279 to 4423. [2020-07-07 10:54:32,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4423 states. [2020-07-07 10:54:32,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4423 states to 4423 states and 5092 transitions. [2020-07-07 10:54:32,618 INFO L78 Accepts]: Start accepts. Automaton has 4423 states and 5092 transitions. Word has length 347 [2020-07-07 10:54:32,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:54:32,619 INFO L479 AbstractCegarLoop]: Abstraction has 4423 states and 5092 transitions. [2020-07-07 10:54:32,619 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-07-07 10:54:32,619 INFO L276 IsEmpty]: Start isEmpty. Operand 4423 states and 5092 transitions. [2020-07-07 10:54:32,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2020-07-07 10:54:32,635 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:54:32,635 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:54:32,849 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-07-07 10:54:32,849 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:54:32,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:54:32,850 INFO L82 PathProgramCache]: Analyzing trace with hash -994607345, now seen corresponding path program 1 times [2020-07-07 10:54:32,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:54:32,851 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519866549] [2020-07-07 10:54:32,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:54:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,175 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:54:33,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:33,868 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 96 proven. 3 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-07-07 10:54:33,868 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519866549] [2020-07-07 10:54:33,873 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [249343515] [2020-07-07 10:54:33,874 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 10:54:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:34,164 INFO L264 TraceCheckSpWp]: Trace formula consists of 1390 conjuncts, 28 conjunts are in the unsatisfiable core [2020-07-07 10:54:34,175 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:54:34,456 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 202 proven. 16 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2020-07-07 10:54:34,457 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:54:34,457 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 8] total 25 [2020-07-07 10:54:34,460 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430760807] [2020-07-07 10:54:34,461 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-07-07 10:54:34,461 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:54:34,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-07-07 10:54:34,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2020-07-07 10:54:34,462 INFO L87 Difference]: Start difference. First operand 4423 states and 5092 transitions. Second operand 25 states. [2020-07-07 10:54:35,197 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:54:35,552 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:35,819 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:54:36,073 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:54:36,756 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:54:37,121 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:54:37,634 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:54:40,134 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:40,591 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:40,903 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:41,272 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:41,618 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:41,924 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:42,502 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-07-07 10:54:42,996 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-07-07 10:54:44,537 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:44,838 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:45,111 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:45,395 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:54:45,713 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:54:45,986 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:54:48,034 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:54:48,437 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:54:48,722 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:54:48,988 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:54:50,240 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:54:51,588 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:51,992 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:52,297 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:54:57,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:54:57,726 INFO L93 Difference]: Finished difference Result 12495 states and 16366 transitions. [2020-07-07 10:54:57,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2020-07-07 10:54:57,726 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 348 [2020-07-07 10:54:57,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:54:57,773 INFO L225 Difference]: With dead ends: 12495 [2020-07-07 10:54:57,773 INFO L226 Difference]: Without dead ends: 8285 [2020-07-07 10:54:57,790 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 644 GetRequests, 513 SyntacticMatches, 4 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5888 ImplicationChecksByTransitivity, 10.3s TimeCoverageRelationStatistics Valid=2601, Invalid=13911, Unknown=0, NotChecked=0, Total=16512 [2020-07-07 10:54:57,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8285 states. [2020-07-07 10:54:58,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8285 to 5431. [2020-07-07 10:54:58,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5431 states. [2020-07-07 10:54:58,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5431 states to 5431 states and 6231 transitions. [2020-07-07 10:54:58,620 INFO L78 Accepts]: Start accepts. Automaton has 5431 states and 6231 transitions. Word has length 348 [2020-07-07 10:54:58,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:54:58,621 INFO L479 AbstractCegarLoop]: Abstraction has 5431 states and 6231 transitions. [2020-07-07 10:54:58,621 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-07-07 10:54:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 5431 states and 6231 transitions. [2020-07-07 10:54:58,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2020-07-07 10:54:58,634 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:54:58,635 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:54:58,848 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:54:58,849 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:54:58,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:54:58,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1609996056, now seen corresponding path program 1 times [2020-07-07 10:54:58,849 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:54:58,850 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975728826] [2020-07-07 10:54:58,850 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:54:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,243 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:54:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,734 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 91 proven. 4 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2020-07-07 10:54:59,735 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975728826] [2020-07-07 10:54:59,735 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [184020014] [2020-07-07 10:54:59,735 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 10:54:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:54:59,972 INFO L264 TraceCheckSpWp]: Trace formula consists of 1525 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-07 10:54:59,980 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:55:00,049 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2020-07-07 10:55:00,049 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 10:55:00,050 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 10 [2020-07-07 10:55:00,050 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233931976] [2020-07-07 10:55:00,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 10:55:00,051 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:55:00,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 10:55:00,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-07-07 10:55:00,052 INFO L87 Difference]: Start difference. First operand 5431 states and 6231 transitions. Second operand 3 states. [2020-07-07 10:55:00,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:55:00,497 INFO L93 Difference]: Finished difference Result 6430 states and 7410 transitions. [2020-07-07 10:55:00,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 10:55:00,498 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 399 [2020-07-07 10:55:00,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:55:00,507 INFO L225 Difference]: With dead ends: 6430 [2020-07-07 10:55:00,508 INFO L226 Difference]: Without dead ends: 2250 [2020-07-07 10:55:00,519 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 545 GetRequests, 537 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 10:55:00,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2250 states. [2020-07-07 10:55:00,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2250 to 2191. [2020-07-07 10:55:00,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2191 states. [2020-07-07 10:55:00,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 2191 states and 2447 transitions. [2020-07-07 10:55:00,962 INFO L78 Accepts]: Start accepts. Automaton has 2191 states and 2447 transitions. Word has length 399 [2020-07-07 10:55:00,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:55:00,963 INFO L479 AbstractCegarLoop]: Abstraction has 2191 states and 2447 transitions. [2020-07-07 10:55:00,963 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 10:55:00,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 2447 transitions. [2020-07-07 10:55:00,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2020-07-07 10:55:00,970 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:55:00,970 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, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:55:01,183 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-07-07 10:55:01,184 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:55:01,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:55:01,185 INFO L82 PathProgramCache]: Analyzing trace with hash 185827609, now seen corresponding path program 1 times [2020-07-07 10:55:01,186 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:55:01,186 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868454096] [2020-07-07 10:55:01,186 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:55:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,721 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:55:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,343 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 114 proven. 73 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2020-07-07 10:55:02,343 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868454096] [2020-07-07 10:55:02,343 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [495137349] [2020-07-07 10:55:02,344 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 10:55:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:55:02,604 INFO L264 TraceCheckSpWp]: Trace formula consists of 1574 conjuncts, 42 conjunts are in the unsatisfiable core [2020-07-07 10:55:02,614 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:55:02,981 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 257 proven. 53 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2020-07-07 10:55:02,982 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:55:02,982 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 12] total 27 [2020-07-07 10:55:02,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257594350] [2020-07-07 10:55:02,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-07-07 10:55:02,983 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:55:02,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-07-07 10:55:02,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=601, Unknown=0, NotChecked=0, Total=702 [2020-07-07 10:55:02,984 INFO L87 Difference]: Start difference. First operand 2191 states and 2447 transitions. Second operand 27 states. [2020-07-07 10:55:03,899 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-07-07 10:55:05,053 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:55:06,304 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:55:08,100 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:55:08,649 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:55:09,152 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:55:11,915 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 198 [2020-07-07 10:55:12,507 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-07 10:55:13,069 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-07 10:55:13,608 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-07-07 10:55:16,146 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-07-07 10:55:17,410 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-07-07 10:55:18,567 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 198 [2020-07-07 10:55:19,175 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-07-07 10:55:19,728 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-07-07 10:55:26,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:55:26,287 INFO L93 Difference]: Finished difference Result 8020 states and 10303 transitions. [2020-07-07 10:55:26,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2020-07-07 10:55:26,288 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 425 [2020-07-07 10:55:26,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:55:26,291 INFO L225 Difference]: With dead ends: 8020 [2020-07-07 10:55:26,291 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 10:55:26,314 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 742 GetRequests, 623 SyntacticMatches, 7 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4543 ImplicationChecksByTransitivity, 10.4s TimeCoverageRelationStatistics Valid=2478, Invalid=10404, Unknown=0, NotChecked=0, Total=12882 [2020-07-07 10:55:26,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 10:55:26,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 10:55:26,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 10:55:26,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 10:55:26,317 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 425 [2020-07-07 10:55:26,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:55:26,317 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 10:55:26,317 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-07-07 10:55:26,317 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 10:55:26,318 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 10:55:26,532 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:55:26,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 10:55:26,706 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-07-07 10:55:26,985 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-07-07 10:55:27,246 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-07-07 10:55:34,765 WARN L193 SmtUtils]: Spent 6.33 s on a formula simplification. DAG size of input: 1085 DAG size of output: 732 [2020-07-07 10:55:47,093 WARN L193 SmtUtils]: Spent 6.53 s on a formula simplification. DAG size of input: 1220 DAG size of output: 838 [2020-07-07 10:56:02,903 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-07-07 10:56:03,097 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-07-07 10:56:03,287 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-07-07 10:56:20,439 WARN L193 SmtUtils]: Spent 3.12 s on a formula simplification. DAG size of input: 694 DAG size of output: 542 [2020-07-07 10:56:27,851 WARN L193 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 816 DAG size of output: 634 [2020-07-07 10:56:32,206 WARN L193 SmtUtils]: Spent 4.06 s on a formula simplification. DAG size of input: 868 DAG size of output: 637 [2020-07-07 10:56:38,562 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 255 DAG size of output: 37 [2020-07-07 10:56:46,600 WARN L193 SmtUtils]: Spent 8.03 s on a formula simplification. DAG size of input: 652 DAG size of output: 49 [2020-07-07 10:56:46,947 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 1 [2020-07-07 10:56:47,355 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 27 [2020-07-07 10:56:47,599 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2020-07-07 10:56:48,638 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 219 DAG size of output: 37 [2020-07-07 10:56:48,838 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 1 [2020-07-07 10:56:49,040 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-07 10:56:50,730 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 225 DAG size of output: 37 [2020-07-07 10:56:52,100 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 227 DAG size of output: 35 [2020-07-07 10:56:52,453 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 1 [2020-07-07 10:56:53,052 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-07-07 10:56:53,313 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 1 [2020-07-07 10:56:55,157 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 232 DAG size of output: 40 [2020-07-07 10:56:55,384 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:56:56,302 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 36 [2020-07-07 10:56:56,857 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 41 [2020-07-07 10:57:06,545 WARN L193 SmtUtils]: Spent 9.68 s on a formula simplification. DAG size of input: 752 DAG size of output: 48 [2020-07-07 10:57:10,573 WARN L193 SmtUtils]: Spent 3.96 s on a formula simplification. DAG size of input: 445 DAG size of output: 52 [2020-07-07 10:57:10,830 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 1 [2020-07-07 10:57:11,811 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 1 [2020-07-07 10:57:14,999 WARN L193 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 395 DAG size of output: 47 [2020-07-07 10:57:15,601 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-07-07 10:57:15,823 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 29 [2020-07-07 10:57:18,964 WARN L193 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 284 DAG size of output: 45 [2020-07-07 10:57:19,182 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 29 [2020-07-07 10:57:22,727 WARN L193 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 433 DAG size of output: 44 [2020-07-07 10:57:22,932 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 1 [2020-07-07 10:57:23,176 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2020-07-07 10:57:24,854 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 225 DAG size of output: 37 [2020-07-07 10:57:26,778 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 255 DAG size of output: 37 [2020-07-07 10:57:29,800 WARN L193 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 279 DAG size of output: 71 [2020-07-07 10:57:30,721 WARN L193 SmtUtils]: Spent 910.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 36 [2020-07-07 10:57:32,625 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 255 DAG size of output: 37 [2020-07-07 10:57:33,905 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 255 DAG size of output: 26 [2020-07-07 10:57:34,355 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2020-07-07 10:57:34,565 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 1 [2020-07-07 10:57:34,774 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-07 10:57:35,774 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 32 [2020-07-07 10:57:42,675 WARN L193 SmtUtils]: Spent 6.89 s on a formula simplification. DAG size of input: 450 DAG size of output: 49 [2020-07-07 10:57:44,135 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 216 DAG size of output: 40 [2020-07-07 10:57:44,396 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 1 [2020-07-07 10:57:45,322 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 36 [2020-07-07 10:57:45,509 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-07-07 10:57:47,977 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 283 DAG size of output: 51 [2020-07-07 10:57:48,379 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-07-07 10:57:48,718 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 1 [2020-07-07 10:57:48,922 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-07 10:57:55,296 WARN L193 SmtUtils]: Spent 6.37 s on a formula simplification. DAG size of input: 530 DAG size of output: 54 [2020-07-07 10:57:55,501 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 1 [2020-07-07 10:57:55,706 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-07 10:58:02,361 WARN L193 SmtUtils]: Spent 6.65 s on a formula simplification. DAG size of input: 534 DAG size of output: 54 [2020-07-07 10:58:02,574 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-07 10:58:04,347 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 326 DAG size of output: 40 [2020-07-07 10:58:05,375 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 225 DAG size of output: 32 [2020-07-07 10:58:06,576 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 255 DAG size of output: 48 [2020-07-07 10:58:07,982 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 280 DAG size of output: 32 [2020-07-07 10:58:08,221 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2020-07-07 10:58:09,969 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 225 DAG size of output: 37 [2020-07-07 10:58:12,671 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 371 DAG size of output: 50 [2020-07-07 10:58:14,472 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 257 DAG size of output: 58 [2020-07-07 10:58:14,478 INFO L268 CegarLoopResult]: For program point L760(lines 760 764) no Hoare annotation was computed. [2020-07-07 10:58:14,479 INFO L268 CegarLoopResult]: For program point L760-1(lines 760 764) no Hoare annotation was computed. [2020-07-07 10:58:14,479 INFO L268 CegarLoopResult]: For program point L755(line 755) no Hoare annotation was computed. [2020-07-07 10:58:14,479 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 729 784) no Hoare annotation was computed. [2020-07-07 10:58:14,479 INFO L268 CegarLoopResult]: For program point L754-2(lines 754 775) no Hoare annotation was computed. [2020-07-07 10:58:14,479 INFO L268 CegarLoopResult]: For program point L776(lines 753 777) no Hoare annotation was computed. [2020-07-07 10:58:14,479 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 729 784) no Hoare annotation was computed. [2020-07-07 10:58:14,479 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 729 784) no Hoare annotation was computed. [2020-07-07 10:58:14,480 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-07-07 10:58:14,480 INFO L268 CegarLoopResult]: For program point L830-1(line 830) no Hoare annotation was computed. [2020-07-07 10:58:14,480 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 785 844) no Hoare annotation was computed. [2020-07-07 10:58:14,480 INFO L268 CegarLoopResult]: For program point L817(lines 817 821) no Hoare annotation was computed. [2020-07-07 10:58:14,480 INFO L268 CegarLoopResult]: For program point L817-1(lines 817 821) no Hoare annotation was computed. [2020-07-07 10:58:14,480 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 785 844) no Hoare annotation was computed. [2020-07-07 10:58:14,480 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-07-07 10:58:14,480 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 785 844) no Hoare annotation was computed. [2020-07-07 10:58:14,481 INFO L268 CegarLoopResult]: For program point L811-2(lines 811 836) no Hoare annotation was computed. [2020-07-07 10:58:14,481 INFO L268 CegarLoopResult]: For program point L837(lines 810 838) no Hoare annotation was computed. [2020-07-07 10:58:14,481 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 113 119) the Hoare annotation is: true [2020-07-07 10:58:14,481 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 113 119) no Hoare annotation was computed. [2020-07-07 10:58:14,481 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 120 128) no Hoare annotation was computed. [2020-07-07 10:58:14,481 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 120 128) the Hoare annotation is: true [2020-07-07 10:58:14,481 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 120 128) no Hoare annotation was computed. [2020-07-07 10:58:14,482 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= 1 ~waterLevel~0)) (not (= 0 ~methaneLevelCritical~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-07 10:58:14,482 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-07-07 10:58:14,482 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-07-07 10:58:14,482 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (let ((.cse0 (not (= 2 ~waterLevel~0))) (.cse8 (not (= 0 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse10 (not (<= ~waterLevel~0 1))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse7 .cse4) (or .cse5 .cse0 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse8 .cse2 .cse7) (or .cse6 .cse8 .cse1 .cse2 .cse7) (or .cse5 .cse9 .cse2 .cse10 .cse3 .cse4) (or .cse1 .cse9 .cse2 .cse10 .cse3 .cse4) (or .cse6 .cse1 .cse2 .cse7 .cse4))) [2020-07-07 10:58:14,482 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-07-07 10:58:14,483 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-07-07 10:58:14,483 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-07-07 10:58:14,483 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-07-07 10:58:14,483 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse5 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= 0 ~systemActive~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse3) (or .cse0 .cse5 (not (<= ~waterLevel~0 1)) .cse6 .cse3) (or (not (= 1 ~waterLevel~0)) .cse4 .cse5 .cse6 .cse3) (or .cse1 .cse7 .cse4 .cse2) (or .cse4 .cse5 .cse6 (not (<= ~waterLevel~0 0)) .cse3) (or .cse0 .cse1 .cse7 .cse2) (or .cse1 .cse4 (not (<= 2 ~waterLevel~0)) .cse6 .cse3))) [2020-07-07 10:58:14,483 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-07-07 10:58:14,483 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-07 10:58:14,483 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-07-07 10:58:14,484 INFO L264 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: (let ((.cse9 (not (= 2 ~waterLevel~0))) (.cse6 (not (= 0 ~systemActive~0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= ~waterLevel~0 1))) (.cse5 (<= __utac_acc__Specification5_spec__3_~tmp~0 ~waterLevel~0)) (.cse10 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse11 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse6 .cse3) (or .cse5 .cse7 .cse8 .cse3 .cse4) (or .cse9 .cse6 .cse7 .cse3) (or .cse5 (not (= 1 ~waterLevel~0)) .cse7 .cse10 .cse11 .cse4) (or .cse0 .cse6 .cse9 .cse3) (or .cse5 .cse0 .cse8 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse3) (or .cse1 .cse7 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse10 .cse8 .cse11 .cse4) (or .cse5 .cse7 .cse10 .cse11 (not (<= ~waterLevel~0 0)) .cse4) (or .cse1 .cse7 .cse2 .cse11 .cse4))) [2020-07-07 10:58:14,484 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-07-07 10:58:14,484 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-07-07 10:58:14,484 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-07-07 10:58:14,484 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-07-07 10:58:14,485 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-07-07 10:58:14,485 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 285 307) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-07 10:58:14,485 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 285 307) no Hoare annotation was computed. [2020-07-07 10:58:14,485 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 285 307) no Hoare annotation was computed. [2020-07-07 10:58:14,485 INFO L264 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 main_~tmp~2) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:58:14,485 INFO L264 CegarLoopResult]: At program point L297-1(line 297) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 main_~tmp~2) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:58:14,485 INFO L268 CegarLoopResult]: For program point L295(lines 295 302) no Hoare annotation was computed. [2020-07-07 10:58:14,486 INFO L268 CegarLoopResult]: For program point L295-1(lines 295 302) no Hoare annotation was computed. [2020-07-07 10:58:14,486 INFO L268 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-07-07 10:58:14,486 INFO L264 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-07 10:58:14,486 INFO L264 CegarLoopResult]: At program point L291(line 291) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-07 10:58:14,486 INFO L264 CegarLoopResult]: At program point L291-1(line 291) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-07 10:58:14,486 INFO L268 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-07-07 10:58:14,486 INFO L268 CegarLoopResult]: For program point L256(line 256) no Hoare annotation was computed. [2020-07-07 10:58:14,487 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 243 266) no Hoare annotation was computed. [2020-07-07 10:58:14,487 INFO L268 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-07-07 10:58:14,487 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-07-07 10:58:14,487 INFO L268 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-07-07 10:58:14,487 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 243 266) no Hoare annotation was computed. [2020-07-07 10:58:14,487 INFO L268 CegarLoopResult]: For program point L252(line 252) no Hoare annotation was computed. [2020-07-07 10:58:14,487 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 243 266) no Hoare annotation was computed. [2020-07-07 10:58:14,487 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-07-07 10:58:14,488 INFO L268 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-07-07 10:58:14,488 INFO L268 CegarLoopResult]: For program point L249(line 249) no Hoare annotation was computed. [2020-07-07 10:58:14,488 INFO L268 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-07-07 10:58:14,488 INFO L268 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-07-07 10:58:14,488 INFO L268 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-07-07 10:58:14,488 INFO L268 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-07-07 10:58:14,488 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-07-07 10:58:14,488 INFO L268 CegarLoopResult]: For program point L386-1(line 386) no Hoare annotation was computed. [2020-07-07 10:58:14,488 INFO L268 CegarLoopResult]: For program point L384(lines 384 401) no Hoare annotation was computed. [2020-07-07 10:58:14,489 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 380 404) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= 0 ~pumpRunning~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse5 .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse4) (or .cse6 .cse7 .cse3 .cse8 .cse4) (or (not (= 1 ~waterLevel~0)) .cse1 .cse0 .cse2 .cse3 .cse4))) [2020-07-07 10:58:14,489 INFO L264 CegarLoopResult]: At program point L399(line 399) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) .cse3) (or .cse1 .cse2 .cse4 (not (<= ~waterLevel~0 0)) .cse3) (or .cse0 .cse5 .cse6 .cse7 .cse3) (or .cse5 .cse6 .cse4 .cse7 .cse3) (or (not (= 1 ~waterLevel~0)) .cse1 .cse2 .cse4 .cse3))) [2020-07-07 10:58:14,489 INFO L268 CegarLoopResult]: For program point L399-1(lines 380 404) no Hoare annotation was computed. [2020-07-07 10:58:14,489 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 380 404) no Hoare annotation was computed. [2020-07-07 10:58:14,489 INFO L264 CegarLoopResult]: At program point L394(line 394) the Hoare annotation is: (let ((.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse4 .cse5) (or .cse7 .cse8 .cse3 .cse5))) [2020-07-07 10:58:14,490 INFO L264 CegarLoopResult]: At program point L390(line 390) the Hoare annotation is: (let ((.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse4 .cse5) (or .cse7 .cse8 .cse3 .cse5))) [2020-07-07 10:58:14,490 INFO L268 CegarLoopResult]: For program point L388(lines 388 396) no Hoare annotation was computed. [2020-07-07 10:58:14,490 INFO L264 CegarLoopResult]: At program point L386(line 386) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse5 .cse6 .cse7 .cse4) (or .cse6 .cse7 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) .cse4) (or (not (= 1 ~waterLevel~0)) .cse1 .cse0 .cse2 .cse3 .cse4))) [2020-07-07 10:58:14,490 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 558 572) no Hoare annotation was computed. [2020-07-07 10:58:14,490 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 558 572) the Hoare annotation is: (let ((.cse10 (= |old(~systemActive~0)| ~systemActive~0))) (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (<= 2 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse10 (= 0 ~pumpRunning~0))) (.cse4 (and .cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse6 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse8 (not (= 0 ~methaneLevelCritical~0))) (.cse7 (= 0 |old(~systemActive~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse1 .cse6 .cse7) (or .cse4 .cse5 .cse1 .cse8 .cse7 .cse9) (or (not (= 2 ~waterLevel~0)) .cse2 .cse8 .cse3) (or .cse0 .cse4 .cse5 .cse1 .cse7 .cse9) (or .cse2 .cse8 (not (<= ~waterLevel~0 1)) .cse3) (or .cse4 .cse5 .cse1 .cse6 .cse8 .cse7)))) [2020-07-07 10:58:14,491 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 558 572) no Hoare annotation was computed. [2020-07-07 10:58:14,491 INFO L264 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= 2 ~waterLevel~0))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (= 0 |old(~systemActive~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse3 .cse6 .cse7) (or .cse1 .cse2 .cse3 .cse7 .cse5 .cse8) (or .cse0 .cse3 .cse6) (or .cse0 .cse1 .cse2 .cse3 .cse5 .cse8) (or .cse1 .cse2 .cse3 .cse4 .cse7 .cse5))) [2020-07-07 10:58:14,491 INFO L268 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2020-07-07 10:58:14,491 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 475 483) no Hoare annotation was computed. [2020-07-07 10:58:14,491 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 475 483) the Hoare annotation is: true [2020-07-07 10:58:14,491 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 475 483) no Hoare annotation was computed. [2020-07-07 10:58:14,491 INFO L268 CegarLoopResult]: For program point L546-1(line 546) no Hoare annotation was computed. [2020-07-07 10:58:14,492 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 539 557) the Hoare annotation is: true [2020-07-07 10:58:14,492 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 539 557) no Hoare annotation was computed. [2020-07-07 10:58:14,492 INFO L268 CegarLoopResult]: For program point L548(lines 548 552) no Hoare annotation was computed. [2020-07-07 10:58:14,492 INFO L271 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: true [2020-07-07 10:58:14,492 INFO L268 CegarLoopResult]: For program point L548-2(lines 548 552) no Hoare annotation was computed. [2020-07-07 10:58:14,492 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 539 557) no Hoare annotation was computed. [2020-07-07 10:58:14,492 INFO L268 CegarLoopResult]: For program point L514-1(line 514) no Hoare annotation was computed. [2020-07-07 10:58:14,492 INFO L268 CegarLoopResult]: For program point L503(lines 503 511) no Hoare annotation was computed. [2020-07-07 10:58:14,492 INFO L268 CegarLoopResult]: For program point L503-2(lines 503 511) no Hoare annotation was computed. [2020-07-07 10:58:14,493 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 484 519) no Hoare annotation was computed. [2020-07-07 10:58:14,493 INFO L268 CegarLoopResult]: For program point L491(lines 491 499) no Hoare annotation was computed. [2020-07-07 10:58:14,493 INFO L268 CegarLoopResult]: For program point L491-2(lines 491 499) no Hoare annotation was computed. [2020-07-07 10:58:14,493 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 484 519) no Hoare annotation was computed. [2020-07-07 10:58:14,493 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 484 519) no Hoare annotation was computed. [2020-07-07 10:58:14,493 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-07-07 10:58:14,493 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 106 112) no Hoare annotation was computed. [2020-07-07 10:58:14,493 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 106 112) the Hoare annotation is: true [2020-07-07 10:58:14,493 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 683 728) no Hoare annotation was computed. [2020-07-07 10:58:14,494 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 683 728) no Hoare annotation was computed. [2020-07-07 10:58:14,494 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 683 728) no Hoare annotation was computed. [2020-07-07 10:58:14,494 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 996 1041) no Hoare annotation was computed. [2020-07-07 10:58:14,494 INFO L268 CegarLoopResult]: For program point L1016(lines 1016 1023) no Hoare annotation was computed. [2020-07-07 10:58:14,494 INFO L268 CegarLoopResult]: For program point L1010(lines 1010 1030) no Hoare annotation was computed. [2020-07-07 10:58:14,494 INFO L268 CegarLoopResult]: For program point L1010-1(lines 1010 1030) no Hoare annotation was computed. [2020-07-07 10:58:14,494 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 996 1041) no Hoare annotation was computed. [2020-07-07 10:58:14,494 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 996 1041) no Hoare annotation was computed. [2020-07-07 10:58:14,494 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 274 284) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-07 10:58:14,495 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 274 284) no Hoare annotation was computed. [2020-07-07 10:58:14,495 INFO L264 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:58:14,495 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 274 284) no Hoare annotation was computed. [2020-07-07 10:58:14,495 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 464 474) the Hoare annotation is: true [2020-07-07 10:58:14,495 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 464 474) no Hoare annotation was computed. [2020-07-07 10:58:14,495 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 464 474) no Hoare annotation was computed. [2020-07-07 10:58:14,495 INFO L271 CegarLoopResult]: At program point L469(line 469) the Hoare annotation is: true [2020-07-07 10:58:14,495 INFO L268 CegarLoopResult]: For program point L469-1(line 469) no Hoare annotation was computed. [2020-07-07 10:58:14,496 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 456 463) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (= 0 ~systemActive~0)) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse3 .cse1 .cse2 .cse6 .cse4 .cse7) (or .cse0 .cse3 .cse1 .cse2 .cse6 .cse4) (or .cse1 .cse2 .cse3 .cse4 .cse7 .cse5))) [2020-07-07 10:58:14,496 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 456 463) no Hoare annotation was computed. [2020-07-07 10:58:14,496 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 456 463) no Hoare annotation was computed. [2020-07-07 10:58:14,496 INFO L268 CegarLoopResult]: For program point L657(lines 657 663) no Hoare annotation was computed. [2020-07-07 10:58:14,496 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 653 666) no Hoare annotation was computed. [2020-07-07 10:58:14,496 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 653 666) the Hoare annotation is: true [2020-07-07 10:58:14,496 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 653 666) no Hoare annotation was computed. [2020-07-07 10:58:14,497 INFO L264 CegarLoopResult]: At program point L416(line 416) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 (not (<= ~waterLevel~0 0)) .cse3) (or .cse1 .cse2 .cse6 .cse3) (or .cse0 .cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse5 (not (<= ~waterLevel~0 1)) .cse3) (or (not (= 1 ~waterLevel~0)) .cse4 .cse5 .cse6 .cse3))) [2020-07-07 10:58:14,497 INFO L268 CegarLoopResult]: For program point L414(lines 414 422) no Hoare annotation was computed. [2020-07-07 10:58:14,497 INFO L264 CegarLoopResult]: At program point L412(line 412) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse5 .cse6 .cse7 .cse4) (or .cse6 .cse7 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) .cse4) (or (not (= 1 ~waterLevel~0)) .cse1 .cse0 .cse2 .cse3 .cse4))) [2020-07-07 10:58:14,497 INFO L268 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2020-07-07 10:58:14,497 INFO L268 CegarLoopResult]: For program point L410(lines 410 427) no Hoare annotation was computed. [2020-07-07 10:58:14,497 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 406 430) no Hoare annotation was computed. [2020-07-07 10:58:14,498 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 406 430) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= 0 ~pumpRunning~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse5 .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse4) (or .cse6 .cse7 .cse3 .cse8 .cse4) (or (not (= 1 ~waterLevel~0)) .cse1 .cse0 .cse2 .cse3 .cse4))) [2020-07-07 10:58:14,498 INFO L264 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) .cse3) (or .cse1 .cse2 .cse4 (not (<= ~waterLevel~0 0)) .cse3) (or .cse0 .cse5 .cse6 .cse7 .cse3) (or .cse5 .cse6 .cse4 .cse7 .cse3) (or (not (= 1 ~waterLevel~0)) .cse1 .cse2 .cse4 .cse3))) [2020-07-07 10:58:14,498 INFO L268 CegarLoopResult]: For program point L425-1(lines 406 430) no Hoare annotation was computed. [2020-07-07 10:58:14,498 INFO L264 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (not (<= ~waterLevel~0 1))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse3) (or .cse0 .cse5 .cse6 .cse7 .cse8 .cse3) (or .cse5 .cse7 .cse4 (and .cse6 (= 0 processEnvironment_~tmp~5)) .cse8 .cse3))) [2020-07-07 10:58:14,498 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 346 352) no Hoare annotation was computed. [2020-07-07 10:58:14,498 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 346 352) the Hoare annotation is: true [2020-07-07 10:58:14,499 INFO L264 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (let ((.cse8 (= 0 ~pumpRunning~0)) (.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse7 (<= ~waterLevel~0 2)) (.cse4 (<= 1 ~pumpRunning~0))) (or (and (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse2 .cse6 .cse3 .cse7 .cse4) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse6 .cse8) (and .cse2 .cse6 (= 2 ~waterLevel~0) .cse8) (and .cse0 .cse2 .cse7 .cse8) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse5 .cse0 .cse2 .cse3 .cse7 .cse4) (and .cse1 .cse2 .cse6 .cse3 .cse7 .cse4))) [2020-07-07 10:58:14,499 INFO L264 CegarLoopResult]: At program point testENTRY(lines 144 209) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:58:14,499 INFO L268 CegarLoopResult]: For program point L190(lines 190 196) no Hoare annotation was computed. [2020-07-07 10:58:14,499 INFO L264 CegarLoopResult]: At program point L190-1(lines 184 197) the Hoare annotation is: (let ((.cse8 (= 2 ~waterLevel~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse9 (= 0 ~systemActive~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (<= ~waterLevel~0 1) .cse3 .cse4) (and .cse1 .cse2 .cse5 .cse6 .cse3) (and .cse2 .cse7 .cse8 .cse3 .cse4) (and .cse1 .cse2 .cse8 .cse3 .cse4) (and .cse1 .cse2 .cse9 .cse5 .cse6) (and .cse2 .cse7 .cse5 .cse6 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse2 .cse7 .cse9 .cse5 .cse6) (and .cse0 .cse2 .cse7 .cse5 .cse3 .cse4))) [2020-07-07 10:58:14,499 INFO L268 CegarLoopResult]: For program point L155(lines 154 201) no Hoare annotation was computed. [2020-07-07 10:58:14,499 INFO L268 CegarLoopResult]: For program point L184(lines 184 197) no Hoare annotation was computed. [2020-07-07 10:58:14,499 INFO L268 CegarLoopResult]: For program point testFINAL(lines 144 209) no Hoare annotation was computed. [2020-07-07 10:58:14,500 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse8 (= 2 ~waterLevel~0)) (.cse9 (= 0 ~systemActive~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (<= ~waterLevel~0 1) .cse3 .cse4) (and .cse1 .cse2 .cse5 .cse6 .cse3) (and .cse2 .cse7 .cse8 .cse3 .cse4) (and .cse1 .cse2 .cse9 .cse5 .cse6) (and .cse1 .cse2 .cse8 .cse3 .cse4) (and .cse2 .cse7 .cse5 .cse6 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse2 .cse7 .cse9 .cse5 .cse6) (and .cse0 .cse2 .cse7 .cse5 .cse3 .cse4))) [2020-07-07 10:58:14,500 INFO L268 CegarLoopResult]: For program point L174(lines 174 180) no Hoare annotation was computed. [2020-07-07 10:58:14,500 INFO L268 CegarLoopResult]: For program point L174-1(lines 174 180) no Hoare annotation was computed. [2020-07-07 10:58:14,500 INFO L264 CegarLoopResult]: At program point L199(lines 154 201) the Hoare annotation is: (let ((.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse2 (= 0 ~systemActive~0)) (.cse10 (<= ~waterLevel~0 2)) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0))) (or (and (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse5 .cse6 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse8 .cse9 .cse0 .cse10 .cse3 .cse6) (and .cse9 .cse0 .cse1 .cse10 .cse3 .cse6) (and .cse4 .cse8 .cse0 .cse5 .cse6 .cse7) (and .cse9 .cse8 .cse0 .cse10 .cse6 .cse7) (and .cse8 .cse0 .cse2 .cse10 .cse3) (not (= 1 |old(~systemActive~0)|)) (and .cse8 .cse0 .cse3 .cse5 .cse6) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 .cse3 .cse5 .cse6))) [2020-07-07 10:58:14,500 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (let ((.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse2 (= 0 ~systemActive~0)) (.cse10 (<= ~waterLevel~0 2)) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0))) (or (and (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse5 .cse6 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse8 .cse9 .cse0 .cse10 .cse3 .cse6) (and .cse9 .cse0 .cse1 .cse10 .cse3 .cse6) (and .cse4 .cse8 .cse0 .cse5 .cse6 .cse7) (and .cse9 .cse8 .cse0 .cse10 .cse6 .cse7) (and .cse8 .cse0 .cse2 .cse10 .cse3) (not (= 1 |old(~systemActive~0)|)) (and .cse8 .cse0 .cse3 .cse5 .cse6) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 .cse3 .cse5 .cse6))) [2020-07-07 10:58:14,501 INFO L268 CegarLoopResult]: For program point L164(lines 164 170) no Hoare annotation was computed. [2020-07-07 10:58:14,501 INFO L268 CegarLoopResult]: For program point L164-1(lines 164 170) no Hoare annotation was computed. [2020-07-07 10:58:14,501 INFO L268 CegarLoopResult]: For program point L156(lines 156 160) no Hoare annotation was computed. [2020-07-07 10:58:14,501 INFO L264 CegarLoopResult]: At program point L202(lines 153 203) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:58:14,501 INFO L268 CegarLoopResult]: For program point testEXIT(lines 144 209) no Hoare annotation was computed. [2020-07-07 10:58:14,501 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 950 995) no Hoare annotation was computed. [2020-07-07 10:58:14,501 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 950 995) no Hoare annotation was computed. [2020-07-07 10:58:14,501 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 950 995) no Hoare annotation was computed. [2020-07-07 10:58:14,501 INFO L268 CegarLoopResult]: For program point L970(lines 970 977) no Hoare annotation was computed. [2020-07-07 10:58:14,502 INFO L268 CegarLoopResult]: For program point L964(lines 964 984) no Hoare annotation was computed. [2020-07-07 10:58:14,502 INFO L268 CegarLoopResult]: For program point L964-1(lines 964 984) no Hoare annotation was computed. [2020-07-07 10:58:14,502 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 431 438) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-07 10:58:14,502 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 431 438) no Hoare annotation was computed. [2020-07-07 10:58:14,502 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 431 438) no Hoare annotation was computed. [2020-07-07 10:58:14,502 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 667 675) no Hoare annotation was computed. [2020-07-07 10:58:14,502 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 667 675) the Hoare annotation is: true [2020-07-07 10:58:14,502 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 667 675) no Hoare annotation was computed. [2020-07-07 10:58:14,503 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 621 643) no Hoare annotation was computed. [2020-07-07 10:58:14,503 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 621 643) no Hoare annotation was computed. [2020-07-07 10:58:14,503 INFO L268 CegarLoopResult]: For program point L629(lines 629 637) no Hoare annotation was computed. [2020-07-07 10:58:14,503 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 621 643) no Hoare annotation was computed. [2020-07-07 10:58:14,503 INFO L268 CegarLoopResult]: For program point L629-2(lines 629 637) no Hoare annotation was computed. [2020-07-07 10:58:14,503 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 96 105) no Hoare annotation was computed. [2020-07-07 10:58:14,503 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 96 105) no Hoare annotation was computed. [2020-07-07 10:58:14,503 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 96 105) no Hoare annotation was computed. [2020-07-07 10:58:14,503 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 847 949) no Hoare annotation was computed. [2020-07-07 10:58:14,504 INFO L268 CegarLoopResult]: For program point L896-2(lines 896 916) no Hoare annotation was computed. [2020-07-07 10:58:14,504 INFO L268 CegarLoopResult]: For program point L917(lines 895 918) no Hoare annotation was computed. [2020-07-07 10:58:14,504 INFO L268 CegarLoopResult]: For program point L876(lines 876 892) no Hoare annotation was computed. [2020-07-07 10:58:14,504 INFO L268 CegarLoopResult]: For program point L936(lines 936 943) no Hoare annotation was computed. [2020-07-07 10:58:14,504 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 847 949) no Hoare annotation was computed. [2020-07-07 10:58:14,504 INFO L268 CegarLoopResult]: For program point L897(lines 896 916) no Hoare annotation was computed. [2020-07-07 10:58:14,504 INFO L268 CegarLoopResult]: For program point L928(line 928) no Hoare annotation was computed. [2020-07-07 10:58:14,504 INFO L268 CegarLoopResult]: For program point L928-1(line 928) no Hoare annotation was computed. [2020-07-07 10:58:14,505 INFO L268 CegarLoopResult]: For program point L893(lines 893 934) no Hoare annotation was computed. [2020-07-07 10:58:14,505 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 847 949) no Hoare annotation was computed. [2020-07-07 10:58:14,505 INFO L268 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-07-07 10:58:14,505 INFO L268 CegarLoopResult]: For program point L912-1(line 912) no Hoare annotation was computed. [2020-07-07 10:58:14,505 INFO L268 CegarLoopResult]: For program point L871(lines 871 875) no Hoare annotation was computed. [2020-07-07 10:58:14,505 INFO L268 CegarLoopResult]: For program point L935(lines 935 946) no Hoare annotation was computed. [2020-07-07 10:58:14,505 INFO L268 CegarLoopResult]: For program point L898(lines 898 902) no Hoare annotation was computed. [2020-07-07 10:58:14,505 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:58:14,506 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-07 10:58:14,506 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:58:14,506 INFO L268 CegarLoopResult]: For program point L450-1(lines 439 455) no Hoare annotation was computed. [2020-07-07 10:58:14,506 INFO L268 CegarLoopResult]: For program point L446(lines 446 452) no Hoare annotation was computed. [2020-07-07 10:58:14,506 INFO L264 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (not (<= 2 ~waterLevel~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 10:58:14,506 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 439 455) no Hoare annotation was computed. [2020-07-07 10:58:14,507 INFO L268 CegarLoopResult]: For program point L444-1(line 444) no Hoare annotation was computed. [2020-07-07 10:58:14,507 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 439 455) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (not (<= 2 ~waterLevel~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 10:58:14,507 INFO L264 CegarLoopResult]: At program point L450(line 450) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3))) [2020-07-07 10:58:14,507 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 644 652) the Hoare annotation is: true [2020-07-07 10:58:14,507 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 644 652) no Hoare annotation was computed. [2020-07-07 10:58:14,507 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 644 652) no Hoare annotation was computed. [2020-07-07 10:58:14,507 INFO L268 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-07-07 10:58:14,508 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 520 538) no Hoare annotation was computed. [2020-07-07 10:58:14,508 INFO L271 CegarLoopResult]: At program point L527(line 527) the Hoare annotation is: true [2020-07-07 10:58:14,508 INFO L268 CegarLoopResult]: For program point L529-2(lines 529 533) no Hoare annotation was computed. [2020-07-07 10:58:14,508 INFO L268 CegarLoopResult]: For program point L527-1(line 527) no Hoare annotation was computed. [2020-07-07 10:58:14,508 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 520 538) the Hoare annotation is: true [2020-07-07 10:58:14,508 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 520 538) no Hoare annotation was computed. [2020-07-07 10:58:14,508 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 600 611) the Hoare annotation is: (let ((.cse10 (= 0 ~methaneLevelCritical~0)) (.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (not (= 0 ~systemActive~0))) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse9 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse6 .cse7 .cse8 .cse9) (or .cse6 .cse0 .cse8 .cse9 .cse5) (or .cse10 .cse6 .cse1 (not (<= 2 ~waterLevel~0)) .cse4 .cse5) (or .cse10 .cse6 .cse1 .cse8 .cse5) (or .cse0 (not (= 2 ~waterLevel~0)) .cse4 .cse9 .cse5) (or .cse10 .cse6 .cse7 .cse1 .cse8) (or .cse0 .cse2 .cse3 .cse4 .cse9 .cse5))) [2020-07-07 10:58:14,509 INFO L268 CegarLoopResult]: For program point L604-1(lines 600 611) no Hoare annotation was computed. [2020-07-07 10:58:14,509 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 600 611) no Hoare annotation was computed. [2020-07-07 10:58:14,509 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:58:14,509 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-07 10:58:14,509 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:58:14,509 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 319 345) the Hoare annotation is: (let ((.cse12 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse13 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse7 (not (= 0 ~systemActive~0))) (.cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (not (= 2 |old(~waterLevel~0)|))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse12 .cse13)) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (and (= 0 ~pumpRunning~0) .cse12 .cse13)) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (not (= 0 ~methaneLevelCritical~0))) (.cse9 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse2 .cse6 .cse7 .cse8 .cse9) (or .cse6 .cse7 .cse8 .cse10 .cse9) (or .cse2 .cse3 .cse11 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse4 .cse10 .cse5) (or .cse3 .cse11 .cse4 .cse10 .cse5) (or .cse2 .cse6 .cse8 .cse9 .cse5) (or .cse6 .cse8 .cse10 .cse9 .cse5)))) [2020-07-07 10:58:14,510 INFO L264 CegarLoopResult]: At program point L335(line 335) the Hoare annotation is: (let ((.cse16 (+ ~waterLevel~0 1))) (let ((.cse17 (<= .cse16 |old(~waterLevel~0)|)) (.cse14 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse15 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse18 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (and (= 0 ~pumpRunning~0) .cse18)) (.cse10 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse11 (not (<= |old(~waterLevel~0)| 1))) (.cse12 (and .cse14 .cse15 (<= ~waterLevel~0 0) .cse18)) (.cse13 (and .cse14 .cse15 .cse17 (= 0 ~waterLevel~0))) (.cse9 (not (= 0 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (and .cse14 .cse15 (<= |old(~waterLevel~0)| .cse16) .cse17)) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3 .cse7 .cse4) (or .cse8 .cse9 .cse1 .cse3) (or .cse0 .cse8 .cse1 .cse3 .cse4) (or .cse10 .cse11 .cse12 .cse5 .cse2 .cse13 .cse4) (or .cse10 .cse11 .cse8 .cse12 .cse5 .cse13 .cse4) (or .cse9 .cse1 .cse2 .cse3) (or .cse8 .cse5 .cse6 .cse3 .cse7 .cse4))))) [2020-07-07 10:58:14,510 INFO L264 CegarLoopResult]: At program point L333(lines 333 339) the Hoare annotation is: (let ((.cse20 (+ ~waterLevel~0 1))) (let ((.cse18 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse19 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse24 (<= ~waterLevel~0 0)) (.cse21 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse15 (= 0 ~pumpRunning~0)) (.cse16 (<= 1 ~switchedOnBeforeTS~0)) (.cse17 (<= .cse20 |old(~waterLevel~0)|)) (.cse23 (= 0 ~waterLevel~0))) (let ((.cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (and .cse15 .cse16 .cse17 .cse23)) (.cse3 (and .cse24 .cse15 .cse16 .cse21)) (.cse5 (and .cse18 .cse19 .cse24 .cse21)) (.cse7 (and .cse18 .cse19 .cse17 .cse23)) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse12 (not (= 0 ~methaneLevelCritical~0))) (.cse8 (not (= 1 ~systemActive~0))) (.cse9 (and .cse15 .cse21)) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (= 0 ~systemActive~0))) (.cse11 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse9 .cse10 .cse11 .cse12 .cse13) (or .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse12 .cse7 .cse8) (let ((.cse14 (<= |old(~waterLevel~0)| .cse20))) (or .cse4 (and .cse14 .cse15 .cse16 .cse17) .cse6 (and .cse18 .cse19 .cse14 .cse17) .cse13 (not (<= 2 |old(~waterLevel~0)|)) .cse8)) (or .cse9 (and (<= 2 ~waterLevel~0) .cse21 (<= 1 ~pumpRunning~0)) .cse11 .cse12 .cse13 .cse8) (or .cse9 .cse4 .cse11 .cse13 .cse8) (let ((.cse22 (= 1 ~waterLevel~0))) (or .cse6 (not (= 2 |old(~waterLevel~0)|)) .cse12 (and .cse18 .cse19 .cse22) (and .cse15 .cse16 .cse22) .cse8)) (or .cse9 .cse4 .cse10 .cse11 .cse13))))) [2020-07-07 10:58:14,510 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 319 345) no Hoare annotation was computed. [2020-07-07 10:58:14,510 INFO L264 CegarLoopResult]: At program point L328(line 328) the Hoare annotation is: (let ((.cse1 (not (= 2 |old(~waterLevel~0)|))) (.cse8 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse9 (not (= 0 ~systemActive~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse4) (or .cse7 .cse5 .cse6 .cse4) (or .cse8 (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse2 .cse3 .cse4) (or .cse7 .cse0 .cse1 .cse3 .cse4) (or .cse7 .cse9 .cse5 .cse6) (or .cse8 .cse7 .cse0 .cse6 .cse3 .cse4) (or .cse9 .cse5 .cse2 .cse6))) [2020-07-07 10:58:14,511 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 319 345) no Hoare annotation was computed. [2020-07-07 10:58:14,511 INFO L268 CegarLoopResult]: For program point L326(lines 322 344) no Hoare annotation was computed. [2020-07-07 10:58:14,511 INFO L268 CegarLoopResult]: For program point L324(lines 322 344) no Hoare annotation was computed. [2020-07-07 10:58:14,511 INFO L271 CegarLoopResult]: At program point L226-1(lines 226 230) the Hoare annotation is: true [2020-07-07 10:58:14,511 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 212 241) no Hoare annotation was computed. [2020-07-07 10:58:14,511 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-07-07 10:58:14,511 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 212 241) the Hoare annotation is: true [2020-07-07 10:58:14,511 INFO L271 CegarLoopResult]: At program point L222-2(lines 222 236) the Hoare annotation is: true [2020-07-07 10:58:14,511 INFO L271 CegarLoopResult]: At program point L218(line 218) the Hoare annotation is: true [2020-07-07 10:58:14,512 INFO L268 CegarLoopResult]: For program point L218-1(line 218) no Hoare annotation was computed. [2020-07-07 10:58:14,512 INFO L271 CegarLoopResult]: At program point L237(lines 212 241) the Hoare annotation is: true [2020-07-07 10:58:14,512 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-07 10:58:14,512 INFO L268 CegarLoopResult]: For program point L226(lines 226 230) no Hoare annotation was computed. [2020-07-07 10:58:14,512 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 612 620) the Hoare annotation is: true [2020-07-07 10:58:14,512 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 612 620) no Hoare annotation was computed. [2020-07-07 10:58:14,512 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 612 620) no Hoare annotation was computed. [2020-07-07 10:58:14,513 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 576 587) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse2 .cse1 .cse3 .cse4))) [2020-07-07 10:58:14,513 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 576 587) no Hoare annotation was computed. [2020-07-07 10:58:14,513 INFO L268 CegarLoopResult]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2020-07-07 10:58:14,513 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 267 273) no Hoare annotation was computed. [2020-07-07 10:58:14,513 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 267 273) the Hoare annotation is: true [2020-07-07 10:58:14,513 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:58:14,513 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 10:58:14,513 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 10:58:14,513 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:58:14,514 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 354 378) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= 0 ~pumpRunning~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse5 .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse4) (or .cse6 .cse7 .cse3 .cse8 .cse4) (or (not (= 1 ~waterLevel~0)) .cse1 .cse0 .cse2 .cse3 .cse4))) [2020-07-07 10:58:14,514 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 354 378) no Hoare annotation was computed. [2020-07-07 10:58:14,514 INFO L264 CegarLoopResult]: At program point L373(line 373) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse5 .cse6 .cse7 .cse4) (or .cse6 .cse7 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) .cse4) (or (not (= 1 ~waterLevel~0)) .cse1 .cse0 .cse2 .cse3 .cse4))) [2020-07-07 10:58:14,514 INFO L268 CegarLoopResult]: For program point L373-1(lines 354 378) no Hoare annotation was computed. [2020-07-07 10:58:14,514 INFO L264 CegarLoopResult]: At program point L368(line 368) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= 0 ~pumpRunning~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) .cse3) (or .cse1 .cse2 .cse4 (not (<= ~waterLevel~0 0)) .cse3) (or .cse5 .cse6 .cse4 .cse7 .cse3) (or .cse0 .cse5 .cse6 .cse3 .cse7) (or (not (= 1 ~waterLevel~0)) .cse1 .cse2 .cse4 .cse3))) [2020-07-07 10:58:14,515 INFO L264 CegarLoopResult]: At program point L364(line 364) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse0 (= 0 ~pumpRunning~0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (<= ~waterLevel~0 1))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or (and (<= 2 ~waterLevel~0) .cse0) .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse4) (or .cse6 .cse7 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse5 .cse1 .cse2 .cse0 .cse4) (or .cse5 .cse2 .cse8 .cse4) (or (not (= 1 ~waterLevel~0)) .cse6 .cse7 .cse3 .cse4))) [2020-07-07 10:58:14,515 INFO L268 CegarLoopResult]: For program point L362(lines 362 370) no Hoare annotation was computed. [2020-07-07 10:58:14,515 INFO L264 CegarLoopResult]: At program point L360(line 360) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) .cse3) (or .cse1 .cse2 .cse4 (not (<= ~waterLevel~0 0)) .cse3) (or .cse0 .cse5 .cse6 .cse7 .cse3) (or .cse5 .cse6 .cse4 .cse7 .cse3) (or (not (= 1 ~waterLevel~0)) .cse1 .cse2 .cse4 .cse3))) [2020-07-07 10:58:14,515 INFO L268 CegarLoopResult]: For program point L360-1(line 360) no Hoare annotation was computed. [2020-07-07 10:58:14,515 INFO L268 CegarLoopResult]: For program point L358(lines 358 375) no Hoare annotation was computed. [2020-07-07 10:58:14,515 INFO L268 CegarLoopResult]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2020-07-07 10:58:14,516 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 588 599) no Hoare annotation was computed. [2020-07-07 10:58:14,516 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 588 599) the Hoare annotation is: (let ((.cse6 (not (= 0 ~systemActive~0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse5 .cse1 .cse2 .cse3) (or (not (<= |old(~waterLevel~0)| 0)) .cse5 .cse7 .cse2 .cse8 .cse4) (or .cse5 .cse7 .cse2 .cse8 (not (= 1 |old(~waterLevel~0)|)) .cse4) (or .cse0 .cse6 .cse1 .cse2 .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse7 .cse2 .cse8 .cse4) (or .cse5 (= 2 ~waterLevel~0) .cse1 .cse8 (not (<= 2 |old(~waterLevel~0)|)) .cse4))) [2020-07-07 10:58:14,516 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 130 137) no Hoare annotation was computed. [2020-07-07 10:58:14,516 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 134) no Hoare annotation was computed. [2020-07-07 10:58:14,516 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 130 137) the Hoare annotation is: true [2020-07-07 10:58:14,516 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 130 137) no Hoare annotation was computed. [2020-07-07 10:58:14,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 10:58:14 BoogieIcfgContainer [2020-07-07 10:58:14,547 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 10:58:14,548 INFO L168 Benchmark]: Toolchain (without parser) took 311234.47 ms. Allocated memory was 146.3 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 103.0 MB in the beginning and 552.0 MB in the end (delta: -449.0 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2020-07-07 10:58:14,549 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 10:58:14,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.85 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 102.8 MB in the beginning and 169.4 MB in the end (delta: -66.6 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2020-07-07 10:58:14,550 INFO L168 Benchmark]: Boogie Preprocessor took 88.50 ms. Allocated memory is still 203.9 MB. Free memory was 169.4 MB in the beginning and 165.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-07 10:58:14,550 INFO L168 Benchmark]: RCFGBuilder took 1180.92 ms. Allocated memory was 203.9 MB in the beginning and 234.4 MB in the end (delta: 30.4 MB). Free memory was 165.3 MB in the beginning and 185.9 MB in the end (delta: -20.5 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. [2020-07-07 10:58:14,556 INFO L168 Benchmark]: TraceAbstraction took 309323.01 ms. Allocated memory was 234.4 MB in the beginning and 2.8 GB in the end (delta: 2.5 GB). Free memory was 185.9 MB in the beginning and 552.0 MB in the end (delta: -366.1 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2020-07-07 10:58:14,557 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 636.85 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 102.8 MB in the beginning and 169.4 MB in the end (delta: -66.6 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.50 ms. Allocated memory is still 203.9 MB. Free memory was 169.4 MB in the beginning and 165.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1180.92 ms. Allocated memory was 203.9 MB in the beginning and 234.4 MB in the end (delta: 30.4 MB). Free memory was 165.3 MB in the beginning and 185.9 MB in the end (delta: -20.5 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 309323.01 ms. Allocated memory was 234.4 MB in the beginning and 2.8 GB in the end (delta: 2.5 GB). Free memory was 185.9 MB in the beginning and 552.0 MB in the end (delta: -366.1 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 134]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: (((((((((((((((waterLevel <= \old(waterLevel) + 1 && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && 0 == systemActive) && 0 == pumpRunning) || (((((pumpRunning <= switchedOnBeforeTS && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || (((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == splverifierCounter) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || (((((2 <= waterLevel && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || (((((pumpRunning <= switchedOnBeforeTS && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 1) && 1 == systemActive) && 1 <= pumpRunning)) || (((((2 <= waterLevel && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 2) && 1 == systemActive) && 1 <= pumpRunning)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || !(1 == \old(systemActive))) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive)) || !(1 == \old(waterLevel))) || ((((0 == splverifierCounter && 1 <= methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 268 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 141.2s, OverallIterations: 14, TraceHistogramMax: 9, AutomataDifference: 122.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 167.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3269 SDtfs, 11922 SDslu, 7569 SDs, 0 SdLazy, 38783 SolverSat, 11015 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 50.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3756 GetRequests, 3151 SyntacticMatches, 16 SemanticMatches, 589 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17326 ImplicationChecksByTransitivity, 57.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5431occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.2s AutomataMinimizationTime, 14 MinimizatonAttempts, 6436 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 11426 PreInvPairs, 13595 NumberOfFragments, 5477 HoareAnnotationTreeSize, 11426 FomulaSimplifications, 10387460064 FormulaSimplificationTreeSizeReduction, 69.9s HoareSimplificationTime, 75 FomulaSimplificationsInter, 51966460 FormulaSimplificationTreeSizeReductionInter, 97.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 9.6s InterpolantComputationTime, 4783 NumberOfCodeBlocks, 4783 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 4763 ConstructedInterpolants, 0 QuantifiedInterpolants, 3019944 SizeOfPredicates, 24 NumberOfNonLiveVariables, 8234 ConjunctsInSsa, 117 ConjunctsInUnsatCore, 20 InterpolantComputations, 9 PerfectInterpolantSequences, 4325/4578 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...