/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 0.2.0-b8ad66e [2020-10-23 17:52:12,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 17:52:12,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 17:52:12,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 17:52:12,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 17:52:12,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 17:52:12,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 17:52:12,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 17:52:12,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 17:52:12,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 17:52:12,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 17:52:12,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 17:52:12,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 17:52:12,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 17:52:12,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 17:52:12,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 17:52:12,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 17:52:12,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 17:52:12,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 17:52:12,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 17:52:12,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 17:52:12,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 17:52:12,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 17:52:12,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 17:52:12,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-23 17:52:12,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-23 17:52:12,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-23 17:52:12,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-23 17:52:12,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-23 17:52:12,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-23 17:52:12,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-23 17:52:12,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-23 17:52:12,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-23 17:52:12,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-23 17:52:12,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-23 17:52:12,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-23 17:52:12,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-23 17:52:12,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-23 17:52:12,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 17:52:12,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 17:52:12,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 17:52:12,630 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 [2020-10-23 17:52:12,679 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 17:52:12,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 17:52:12,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 17:52:12,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 17:52:12,681 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 17:52:12,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 17:52:12,681 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 17:52:12,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 17:52:12,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 17:52:12,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 17:52:12,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 17:52:12,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 17:52:12,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 17:52:12,683 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 17:52:12,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 17:52:12,683 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 17:52:12,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 17:52:12,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 17:52:12,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 17:52:12,684 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 17:52:12,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 17:52:12,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 17:52:12,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 17:52:12,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 17:52:12,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 17:52:12,685 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 17:52:12,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 17:52:12,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 17:52:12,686 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 17:52:12,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 17:52:13,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 17:52:13,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 17:52:13,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 17:52:13,094 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 17:52:13,095 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 17:52:13,096 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2020-10-23 17:52:13,179 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/577b0153d/191ac9fe4a6844c2a88386c6279d5326/FLAG43a991b69 [2020-10-23 17:52:13,877 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 17:52:13,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2020-10-23 17:52:13,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/577b0153d/191ac9fe4a6844c2a88386c6279d5326/FLAG43a991b69 [2020-10-23 17:52:14,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/577b0153d/191ac9fe4a6844c2a88386c6279d5326 [2020-10-23 17:52:14,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 17:52:14,083 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 17:52:14,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 17:52:14,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 17:52:14,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 17:52:14,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 05:52:14" (1/1) ... [2020-10-23 17:52:14,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@642646e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:52:14, skipping insertion in model container [2020-10-23 17:52:14,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 05:52:14" (1/1) ... [2020-10-23 17:52:14,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 17:52:14,189 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 17:52:14,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 17:52:14,500 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 17:52:14,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 17:52:14,746 INFO L208 MainTranslator]: Completed translation [2020-10-23 17:52:14,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:52:14 WrapperNode [2020-10-23 17:52:14,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 17:52:14,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 17:52:14,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 17:52:14,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 17:52:14,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:52:14" (1/1) ... [2020-10-23 17:52:14,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:52:14" (1/1) ... [2020-10-23 17:52:14,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:52:14" (1/1) ... [2020-10-23 17:52:14,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:52:14" (1/1) ... [2020-10-23 17:52:14,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:52:14" (1/1) ... [2020-10-23 17:52:14,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:52:14" (1/1) ... [2020-10-23 17:52:14,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:52:14" (1/1) ... [2020-10-23 17:52:14,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 17:52:14,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 17:52:14,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 17:52:14,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 17:52:14,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:52:14" (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 [2020-10-23 17:52:14,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 17:52:14,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 17:52:14,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-23 17:52:14,956 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 17:52:14,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-23 17:52:14,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-23 17:52:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-23 17:52:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-23 17:52:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-23 17:52:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-23 17:52:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-23 17:52:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-23 17:52:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-23 17:52:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-23 17:52:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-23 17:52:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-23 17:52:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-23 17:52:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 17:52:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-23 17:52:14,959 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-23 17:52:14,959 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-23 17:52:14,959 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-23 17:52:14,959 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-23 17:52:14,959 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-23 17:52:14,960 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-23 17:52:14,960 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-23 17:52:14,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-23 17:52:14,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-23 17:52:14,960 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-23 17:52:14,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-23 17:52:14,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-23 17:52:14,961 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-23 17:52:14,961 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-23 17:52:14,961 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-23 17:52:14,961 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-23 17:52:14,961 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-23 17:52:14,961 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-23 17:52:14,961 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-23 17:52:14,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-23 17:52:14,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-23 17:52:14,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-23 17:52:14,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-23 17:52:14,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-23 17:52:14,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-23 17:52:14,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-23 17:52:14,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-23 17:52:14,963 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 17:52:14,963 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 17:52:14,963 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 17:52:14,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 17:52:14,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 17:52:14,964 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-23 17:52:14,964 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-23 17:52:14,964 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-23 17:52:14,964 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-23 17:52:14,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-23 17:52:14,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-23 17:52:14,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-23 17:52:14,965 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-23 17:52:14,966 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-23 17:52:14,966 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-23 17:52:14,966 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-23 17:52:14,966 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-23 17:52:14,966 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-23 17:52:14,966 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-23 17:52:14,967 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-23 17:52:14,967 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-23 17:52:14,967 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-23 17:52:14,967 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-23 17:52:14,967 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-23 17:52:14,968 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-23 17:52:14,968 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-23 17:52:14,968 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 17:52:14,969 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-23 17:52:14,969 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-23 17:52:14,969 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-23 17:52:14,969 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-23 17:52:14,969 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-23 17:52:14,970 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-23 17:52:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-23 17:52:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-23 17:52:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-23 17:52:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-23 17:52:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-23 17:52:14,972 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-23 17:52:14,972 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-23 17:52:14,973 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-23 17:52:14,973 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-23 17:52:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-23 17:52:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-23 17:52:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-23 17:52:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-23 17:52:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-23 17:52:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 17:52:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-23 17:52:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-23 17:52:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 17:52:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-23 17:52:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-23 17:52:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 17:52:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-23 17:52:14,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-23 17:52:14,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-23 17:52:14,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 17:52:14,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 17:52:14,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 17:52:16,388 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 17:52:16,389 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-23 17:52:16,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 05:52:16 BoogieIcfgContainer [2020-10-23 17:52:16,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 17:52:16,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 17:52:16,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 17:52:16,397 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 17:52:16,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 05:52:14" (1/3) ... [2020-10-23 17:52:16,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64c8e8d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 05:52:16, skipping insertion in model container [2020-10-23 17:52:16,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:52:14" (2/3) ... [2020-10-23 17:52:16,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64c8e8d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 05:52:16, skipping insertion in model container [2020-10-23 17:52:16,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 05:52:16" (3/3) ... [2020-10-23 17:52:16,400 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product63.cil.c [2020-10-23 17:52:16,412 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-23 17:52:16,419 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-23 17:52:16,432 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-23 17:52:16,462 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 17:52:16,462 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 17:52:16,462 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-23 17:52:16,463 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 17:52:16,463 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 17:52:16,463 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 17:52:16,463 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 17:52:16,463 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 17:52:16,487 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2020-10-23 17:52:16,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-23 17:52:16,498 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:52:16,499 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] [2020-10-23 17:52:16,500 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:52:16,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:52:16,506 INFO L82 PathProgramCache]: Analyzing trace with hash -601007410, now seen corresponding path program 1 times [2020-10-23 17:52:16,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:52:16,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293886219] [2020-10-23 17:52:16,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:52:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:17,248 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:52:17,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:17,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:52:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:17,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:52:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:17,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:52:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:17,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:52:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:17,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:52:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:17,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 17:52:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:17,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:17,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-23 17:52:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:17,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-23 17:52:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:17,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-23 17:52:17,393 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293886219] [2020-10-23 17:52:17,394 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:52:17,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-23 17:52:17,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593477341] [2020-10-23 17:52:17,401 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-23 17:52:17,402 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:52:17,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-23 17:52:17,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-23 17:52:17,419 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2020-10-23 17:52:18,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:52:18,965 INFO L93 Difference]: Finished difference Result 377 states and 483 transitions. [2020-10-23 17:52:18,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-23 17:52:18,967 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-23 17:52:18,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:52:18,982 INFO L225 Difference]: With dead ends: 377 [2020-10-23 17:52:18,982 INFO L226 Difference]: Without dead ends: 205 [2020-10-23 17:52:18,987 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-23 17:52:19,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2020-10-23 17:52:19,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 170. [2020-10-23 17:52:19,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-10-23 17:52:19,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 202 transitions. [2020-10-23 17:52:19,120 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 202 transitions. Word has length 60 [2020-10-23 17:52:19,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:52:19,121 INFO L481 AbstractCegarLoop]: Abstraction has 170 states and 202 transitions. [2020-10-23 17:52:19,121 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-23 17:52:19,121 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 202 transitions. [2020-10-23 17:52:19,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-23 17:52:19,126 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:52:19,126 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] [2020-10-23 17:52:19,126 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 17:52:19,127 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:52:19,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:52:19,128 INFO L82 PathProgramCache]: Analyzing trace with hash -1210733152, now seen corresponding path program 1 times [2020-10-23 17:52:19,128 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:52:19,128 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936255835] [2020-10-23 17:52:19,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:52:19,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:19,737 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:52:19,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:19,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:52:19,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:19,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:52:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:19,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:52:19,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:19,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:52:19,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:19,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:52:19,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:19,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-23 17:52:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:19,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:19,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-23 17:52:19,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:19,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-23 17:52:19,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:19,822 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-23 17:52:19,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936255835] [2020-10-23 17:52:19,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:52:19,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-23 17:52:19,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515374677] [2020-10-23 17:52:19,825 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-23 17:52:19,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:52:19,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-23 17:52:19,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-23 17:52:19,827 INFO L87 Difference]: Start difference. First operand 170 states and 202 transitions. Second operand 5 states. [2020-10-23 17:52:20,584 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:52:22,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:52:22,163 INFO L93 Difference]: Finished difference Result 313 states and 383 transitions. [2020-10-23 17:52:22,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-23 17:52:22,167 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-23 17:52:22,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:52:22,171 INFO L225 Difference]: With dead ends: 313 [2020-10-23 17:52:22,171 INFO L226 Difference]: Without dead ends: 195 [2020-10-23 17:52:22,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-23 17:52:22,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2020-10-23 17:52:22,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 161. [2020-10-23 17:52:22,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-10-23 17:52:22,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 190 transitions. [2020-10-23 17:52:22,240 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 190 transitions. Word has length 61 [2020-10-23 17:52:22,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:52:22,241 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 190 transitions. [2020-10-23 17:52:22,241 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-23 17:52:22,241 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 190 transitions. [2020-10-23 17:52:22,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-23 17:52:22,243 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:52:22,243 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] [2020-10-23 17:52:22,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-23 17:52:22,244 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:52:22,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:52:22,244 INFO L82 PathProgramCache]: Analyzing trace with hash 890662237, now seen corresponding path program 1 times [2020-10-23 17:52:22,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:52:22,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330852148] [2020-10-23 17:52:22,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:52:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:22,759 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:52:22,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:22,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:22,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:52:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:22,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:52:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:22,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:52:22,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:22,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:52:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:22,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:52:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:22,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-23 17:52:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:22,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:22,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-23 17:52:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:22,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-23 17:52:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:22,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-23 17:52:22,942 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330852148] [2020-10-23 17:52:22,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:52:22,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-23 17:52:22,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055216920] [2020-10-23 17:52:22,943 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-23 17:52:22,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:52:22,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-23 17:52:22,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-23 17:52:22,944 INFO L87 Difference]: Start difference. First operand 161 states and 190 transitions. Second operand 9 states. [2020-10-23 17:52:23,547 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:52:24,055 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:52:24,452 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:52:24,842 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:52:26,153 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:52:29,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:52:29,249 INFO L93 Difference]: Finished difference Result 537 states and 665 transitions. [2020-10-23 17:52:29,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-23 17:52:29,250 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-10-23 17:52:29,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:52:29,255 INFO L225 Difference]: With dead ends: 537 [2020-10-23 17:52:29,255 INFO L226 Difference]: Without dead ends: 404 [2020-10-23 17:52:29,256 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-10-23 17:52:29,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2020-10-23 17:52:29,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 341. [2020-10-23 17:52:29,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2020-10-23 17:52:29,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 415 transitions. [2020-10-23 17:52:29,359 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 415 transitions. Word has length 65 [2020-10-23 17:52:29,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:52:29,360 INFO L481 AbstractCegarLoop]: Abstraction has 341 states and 415 transitions. [2020-10-23 17:52:29,360 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-23 17:52:29,360 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 415 transitions. [2020-10-23 17:52:29,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-23 17:52:29,363 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:52:29,363 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] [2020-10-23 17:52:29,363 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-23 17:52:29,364 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:52:29,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:52:29,364 INFO L82 PathProgramCache]: Analyzing trace with hash -413485581, now seen corresponding path program 1 times [2020-10-23 17:52:29,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:52:29,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019446785] [2020-10-23 17:52:29,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:52:29,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:29,830 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:52:29,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:29,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:52:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:29,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:52:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:29,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:52:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:29,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:52:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:29,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:52:29,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:29,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-23 17:52:29,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:29,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-23 17:52:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:29,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:29,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-23 17:52:29,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:29,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-23 17:52:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:29,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-23 17:52:29,983 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019446785] [2020-10-23 17:52:29,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:52:29,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-23 17:52:29,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791633301] [2020-10-23 17:52:29,985 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-23 17:52:29,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:52:29,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-23 17:52:29,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-23 17:52:29,988 INFO L87 Difference]: Start difference. First operand 341 states and 415 transitions. Second operand 9 states. [2020-10-23 17:52:30,660 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:52:31,609 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:52:33,083 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:52:33,474 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:52:33,950 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:52:34,417 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:52:35,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:52:35,693 INFO L93 Difference]: Finished difference Result 877 states and 1132 transitions. [2020-10-23 17:52:35,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-23 17:52:35,694 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2020-10-23 17:52:35,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:52:35,705 INFO L225 Difference]: With dead ends: 877 [2020-10-23 17:52:35,705 INFO L226 Difference]: Without dead ends: 564 [2020-10-23 17:52:35,711 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-10-23 17:52:35,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2020-10-23 17:52:35,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 500. [2020-10-23 17:52:35,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 500 states. [2020-10-23 17:52:35,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 598 transitions. [2020-10-23 17:52:35,873 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 598 transitions. Word has length 71 [2020-10-23 17:52:35,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:52:35,873 INFO L481 AbstractCegarLoop]: Abstraction has 500 states and 598 transitions. [2020-10-23 17:52:35,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-23 17:52:35,874 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 598 transitions. [2020-10-23 17:52:35,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-23 17:52:35,877 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:52:35,877 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] [2020-10-23 17:52:35,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-23 17:52:35,877 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:52:35,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:52:35,878 INFO L82 PathProgramCache]: Analyzing trace with hash 777403466, now seen corresponding path program 1 times [2020-10-23 17:52:35,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:52:35,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246320545] [2020-10-23 17:52:35,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:52:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,285 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:52:36,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:52:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:52:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:52:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:52:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:52:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-23 17:52:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:36,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-23 17:52:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:52:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:52:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:52:36,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:52:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:52:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:52:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:52:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:52:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-23 17:52:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-23 17:52:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:36,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-23 17:52:36,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246320545] [2020-10-23 17:52:36,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:52:36,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-23 17:52:36,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704950525] [2020-10-23 17:52:36,481 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-23 17:52:36,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:52:36,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-23 17:52:36,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-23 17:52:36,482 INFO L87 Difference]: Start difference. First operand 500 states and 598 transitions. Second operand 9 states. [2020-10-23 17:52:37,989 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:52:38,428 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:52:38,847 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:52:39,251 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:52:40,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:52:40,714 INFO L93 Difference]: Finished difference Result 1062 states and 1358 transitions. [2020-10-23 17:52:40,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-23 17:52:40,715 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 113 [2020-10-23 17:52:40,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:52:40,723 INFO L225 Difference]: With dead ends: 1062 [2020-10-23 17:52:40,723 INFO L226 Difference]: Without dead ends: 590 [2020-10-23 17:52:40,726 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-23 17:52:40,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2020-10-23 17:52:40,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 513. [2020-10-23 17:52:40,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-10-23 17:52:40,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 612 transitions. [2020-10-23 17:52:40,891 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 612 transitions. Word has length 113 [2020-10-23 17:52:40,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:52:40,893 INFO L481 AbstractCegarLoop]: Abstraction has 513 states and 612 transitions. [2020-10-23 17:52:40,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-23 17:52:40,894 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 612 transitions. [2020-10-23 17:52:40,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-23 17:52:40,903 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:52:40,905 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] [2020-10-23 17:52:40,905 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-23 17:52:40,905 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:52:40,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:52:40,906 INFO L82 PathProgramCache]: Analyzing trace with hash 761884748, now seen corresponding path program 1 times [2020-10-23 17:52:40,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:52:40,906 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392352615] [2020-10-23 17:52:40,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:52:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,331 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:52:41,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:52:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:52:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:52:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:52:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:52:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-23 17:52:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-23 17:52:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:52:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:52:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:52:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:52:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:52:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:52:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:52:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:52:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-23 17:52:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-23 17:52:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:41,561 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-23 17:52:41,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392352615] [2020-10-23 17:52:41,564 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:52:41,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-23 17:52:41,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562264810] [2020-10-23 17:52:41,566 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-23 17:52:41,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:52:41,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-23 17:52:41,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-10-23 17:52:41,567 INFO L87 Difference]: Start difference. First operand 513 states and 612 transitions. Second operand 11 states. [2020-10-23 17:52:42,623 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:52:42,978 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:52:43,361 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:52:44,405 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:52:44,834 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:52:45,233 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:52:46,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:52:46,720 INFO L93 Difference]: Finished difference Result 1085 states and 1382 transitions. [2020-10-23 17:52:46,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-23 17:52:46,721 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 113 [2020-10-23 17:52:46,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:52:46,725 INFO L225 Difference]: With dead ends: 1085 [2020-10-23 17:52:46,726 INFO L226 Difference]: Without dead ends: 600 [2020-10-23 17:52:46,728 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-10-23 17:52:46,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2020-10-23 17:52:46,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 521. [2020-10-23 17:52:46,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 521 states. [2020-10-23 17:52:46,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 620 transitions. [2020-10-23 17:52:46,840 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 620 transitions. Word has length 113 [2020-10-23 17:52:46,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:52:46,840 INFO L481 AbstractCegarLoop]: Abstraction has 521 states and 620 transitions. [2020-10-23 17:52:46,840 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-23 17:52:46,840 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 620 transitions. [2020-10-23 17:52:46,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-23 17:52:46,843 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:52:46,843 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] [2020-10-23 17:52:46,843 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-23 17:52:46,843 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:52:46,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:52:46,844 INFO L82 PathProgramCache]: Analyzing trace with hash -1163648563, now seen corresponding path program 1 times [2020-10-23 17:52:46,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:52:46,844 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875247473] [2020-10-23 17:52:46,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:52:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,241 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:52:47,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:52:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:52:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:52:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:52:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:52:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-23 17:52:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:47,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-23 17:52:47,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:52:47,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:52:47,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:52:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:52:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:52:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:52:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:52:47,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:52:47,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-23 17:52:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-23 17:52:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:47,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-23 17:52:47,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875247473] [2020-10-23 17:52:47,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:52:47,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-23 17:52:47,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694997924] [2020-10-23 17:52:47,486 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-23 17:52:47,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:52:47,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-23 17:52:47,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-23 17:52:47,487 INFO L87 Difference]: Start difference. First operand 521 states and 620 transitions. Second operand 7 states. [2020-10-23 17:52:48,085 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:52:48,841 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:52:51,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:52:51,947 INFO L93 Difference]: Finished difference Result 1574 states and 2023 transitions. [2020-10-23 17:52:51,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-23 17:52:51,948 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 113 [2020-10-23 17:52:51,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:52:51,956 INFO L225 Difference]: With dead ends: 1574 [2020-10-23 17:52:51,956 INFO L226 Difference]: Without dead ends: 1081 [2020-10-23 17:52:51,958 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-23 17:52:51,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1081 states. [2020-10-23 17:52:52,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1081 to 1006. [2020-10-23 17:52:52,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1006 states. [2020-10-23 17:52:52,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1220 transitions. [2020-10-23 17:52:52,164 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1220 transitions. Word has length 113 [2020-10-23 17:52:52,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:52:52,165 INFO L481 AbstractCegarLoop]: Abstraction has 1006 states and 1220 transitions. [2020-10-23 17:52:52,165 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-23 17:52:52,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1220 transitions. [2020-10-23 17:52:52,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-10-23 17:52:52,168 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:52:52,168 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, 1] [2020-10-23 17:52:52,169 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-23 17:52:52,169 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:52:52,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:52:52,170 INFO L82 PathProgramCache]: Analyzing trace with hash -330850285, now seen corresponding path program 1 times [2020-10-23 17:52:52,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:52:52,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216766282] [2020-10-23 17:52:52,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:52:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,640 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:52:52,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:52:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:52:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:52:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:52:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:52:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 17:52:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-23 17:52:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:52:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-23 17:52:52,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:52:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:52:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:52:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:52:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:52:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:52:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:52:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:52:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-23 17:52:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-23 17:52:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:52:52,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-23 17:52:52,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216766282] [2020-10-23 17:52:52,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:52:52,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-23 17:52:52,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073642478] [2020-10-23 17:52:52,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-23 17:52:52,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:52:52,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-23 17:52:52,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-23 17:52:52,866 INFO L87 Difference]: Start difference. First operand 1006 states and 1220 transitions. Second operand 12 states. [2020-10-23 17:52:53,653 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:52:54,535 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:52:55,405 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:52:55,900 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:52:56,281 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:52:56,712 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:52:57,149 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:52:59,971 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:53:00,436 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:53:01,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:53:01,416 INFO L93 Difference]: Finished difference Result 2854 states and 3679 transitions. [2020-10-23 17:53:01,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-23 17:53:01,420 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 117 [2020-10-23 17:53:01,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:53:01,433 INFO L225 Difference]: With dead ends: 2854 [2020-10-23 17:53:01,433 INFO L226 Difference]: Without dead ends: 2074 [2020-10-23 17:53:01,437 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-10-23 17:53:01,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2074 states. [2020-10-23 17:53:01,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2074 to 1773. [2020-10-23 17:53:01,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1773 states. [2020-10-23 17:53:01,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1773 states and 2131 transitions. [2020-10-23 17:53:01,759 INFO L78 Accepts]: Start accepts. Automaton has 1773 states and 2131 transitions. Word has length 117 [2020-10-23 17:53:01,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:53:01,761 INFO L481 AbstractCegarLoop]: Abstraction has 1773 states and 2131 transitions. [2020-10-23 17:53:01,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-23 17:53:01,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2131 transitions. [2020-10-23 17:53:01,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-10-23 17:53:01,767 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:53:01,768 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, 1] [2020-10-23 17:53:01,768 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-23 17:53:01,768 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:53:01,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:53:01,769 INFO L82 PathProgramCache]: Analyzing trace with hash 184523546, now seen corresponding path program 1 times [2020-10-23 17:53:01,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:53:01,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195680147] [2020-10-23 17:53:01,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:53:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,193 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:53:02,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:53:02,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:53:02,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:53:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:53:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:53:02,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:53:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 17:53:02,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-23 17:53:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:53:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:53:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-23 17:53:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:02,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:53:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:53:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-23 17:53:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-23 17:53:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:53:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-23 17:53:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-23 17:53:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-23 17:53:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:02,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-23 17:53:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-23 17:53:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-23 17:53:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,663 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-23 17:53:02,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195680147] [2020-10-23 17:53:02,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2087225482] [2020-10-23 17:53:02,664 INFO L95 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 [2020-10-23 17:53:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:02,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 1063 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-23 17:53:03,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 17:53:03,407 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 37 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 17:53:03,408 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 17:53:03,408 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7] total 20 [2020-10-23 17:53:03,409 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407117114] [2020-10-23 17:53:03,409 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-23 17:53:03,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:53:03,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-23 17:53:03,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2020-10-23 17:53:03,411 INFO L87 Difference]: Start difference. First operand 1773 states and 2131 transitions. Second operand 20 states. [2020-10-23 17:53:04,482 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:05,030 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-23 17:53:05,451 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-23 17:53:05,861 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-23 17:53:06,771 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-23 17:53:07,151 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:53:07,656 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:53:08,307 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-23 17:53:10,354 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:53:11,563 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 209 [2020-10-23 17:53:12,037 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:53:12,620 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:53:13,444 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:53:14,039 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:53:14,975 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-23 17:53:15,952 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-23 17:53:16,794 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:53:17,842 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:53:19,003 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 212 [2020-10-23 17:53:19,476 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:19,928 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:53:20,345 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:53:20,788 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-23 17:53:21,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:53:21,310 INFO L93 Difference]: Finished difference Result 3829 states and 4755 transitions. [2020-10-23 17:53:21,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2020-10-23 17:53:21,310 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 194 [2020-10-23 17:53:21,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:53:21,326 INFO L225 Difference]: With dead ends: 3829 [2020-10-23 17:53:21,326 INFO L226 Difference]: Without dead ends: 2270 [2020-10-23 17:53:21,334 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1483 ImplicationChecksByTransitivity, 11.7s TimeCoverageRelationStatistics Valid=974, Invalid=4138, Unknown=0, NotChecked=0, Total=5112 [2020-10-23 17:53:21,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2270 states. [2020-10-23 17:53:21,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2270 to 2044. [2020-10-23 17:53:21,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2044 states. [2020-10-23 17:53:21,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 2044 states and 2403 transitions. [2020-10-23 17:53:21,827 INFO L78 Accepts]: Start accepts. Automaton has 2044 states and 2403 transitions. Word has length 194 [2020-10-23 17:53:21,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:53:21,828 INFO L481 AbstractCegarLoop]: Abstraction has 2044 states and 2403 transitions. [2020-10-23 17:53:21,828 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-23 17:53:21,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2403 transitions. [2020-10-23 17:53:21,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2020-10-23 17:53:21,840 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:53:21,841 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, 1] [2020-10-23 17:53:22,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-10-23 17:53:22,055 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:53:22,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:53:22,056 INFO L82 PathProgramCache]: Analyzing trace with hash 331196733, now seen corresponding path program 1 times [2020-10-23 17:53:22,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:53:22,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517748489] [2020-10-23 17:53:22,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:53:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,534 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:53:22,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:53:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:53:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:53:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:53:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:53:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:53:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 17:53:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-23 17:53:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:53:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:53:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-23 17:53:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:22,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:53:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:53:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-23 17:53:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-23 17:53:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:53:22,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:53:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:53:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-23 17:53:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-23 17:53:22,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-23 17:53:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-23 17:53:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2020-10-23 17:53:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:53:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:53:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:53:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-23 17:53:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-23 17:53:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-23 17:53:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2020-10-23 17:53:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:53:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2020-10-23 17:53:22,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:53:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:53:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:53:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:53:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2020-10-23 17:53:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:22,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2020-10-23 17:53:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:23,051 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2020-10-23 17:53:23,051 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517748489] [2020-10-23 17:53:23,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530763647] [2020-10-23 17:53:23,052 INFO L95 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 [2020-10-23 17:53:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:53:23,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 1390 conjuncts, 22 conjunts are in the unsatisfiable core [2020-10-23 17:53:23,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 17:53:23,869 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 235 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2020-10-23 17:53:23,869 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 17:53:23,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 26 [2020-10-23 17:53:23,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470163415] [2020-10-23 17:53:23,871 INFO L461 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-23 17:53:23,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:53:23,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-23 17:53:23,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=576, Unknown=0, NotChecked=0, Total=650 [2020-10-23 17:53:23,872 INFO L87 Difference]: Start difference. First operand 2044 states and 2403 transitions. Second operand 26 states. [2020-10-23 17:53:24,702 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:53:25,912 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:53:26,493 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:53:27,215 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:53:28,425 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:53:29,027 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:53:29,516 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:53:29,973 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:53:30,419 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:30,994 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:53:31,464 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:31,967 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:53:32,411 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:32,863 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:33,298 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:53:33,748 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:34,334 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:34,906 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:35,395 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:53:35,842 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-23 17:53:37,563 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:38,337 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:38,916 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:39,448 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-23 17:53:40,113 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-23 17:53:40,664 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-23 17:53:41,161 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:41,796 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:42,448 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-23 17:53:43,108 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-23 17:53:45,833 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:53:46,326 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:53:46,776 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:53:47,216 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:48,102 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 211 [2020-10-23 17:53:48,563 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:49,384 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 211 [2020-10-23 17:53:49,818 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:53:50,721 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 212 [2020-10-23 17:53:51,537 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 212 [2020-10-23 17:53:59,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:53:59,448 INFO L93 Difference]: Finished difference Result 7812 states and 10915 transitions. [2020-10-23 17:53:59,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2020-10-23 17:53:59,449 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 328 [2020-10-23 17:53:59,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:53:59,488 INFO L225 Difference]: With dead ends: 7812 [2020-10-23 17:53:59,489 INFO L226 Difference]: Without dead ends: 5804 [2020-10-23 17:53:59,504 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 584 GetRequests, 466 SyntacticMatches, 0 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4962 ImplicationChecksByTransitivity, 21.2s TimeCoverageRelationStatistics Valid=2130, Invalid=12150, Unknown=0, NotChecked=0, Total=14280 [2020-10-23 17:53:59,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5804 states. [2020-10-23 17:54:00,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5804 to 4140. [2020-10-23 17:54:00,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4140 states. [2020-10-23 17:54:00,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 4140 states and 4769 transitions. [2020-10-23 17:54:00,650 INFO L78 Accepts]: Start accepts. Automaton has 4140 states and 4769 transitions. Word has length 328 [2020-10-23 17:54:00,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:54:00,651 INFO L481 AbstractCegarLoop]: Abstraction has 4140 states and 4769 transitions. [2020-10-23 17:54:00,651 INFO L482 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-10-23 17:54:00,651 INFO L276 IsEmpty]: Start isEmpty. Operand 4140 states and 4769 transitions. [2020-10-23 17:54:00,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2020-10-23 17:54:00,670 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:54:00,670 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] [2020-10-23 17:54:00,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-23 17:54:00,885 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:54:00,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:54:00,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1829016255, now seen corresponding path program 1 times [2020-10-23 17:54:00,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:54:00,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385436369] [2020-10-23 17:54:00,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:54:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,326 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:54:01,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:54:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:54:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:54:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:54:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:54:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 17:54:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-23 17:54:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:01,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:01,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-23 17:54:01,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:54:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:54:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-23 17:54:01,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-23 17:54:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:54:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-23 17:54:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-23 17:54:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-23 17:54:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-23 17:54:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 17:54:01,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-10-23 17:54:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2020-10-23 17:54:01,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:01,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:54:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-23 17:54:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:01,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-23 17:54:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-23 17:54:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:01,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 17:54:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-23 17:54:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2020-10-23 17:54:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-23 17:54:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:01,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:01,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:54:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:01,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:54:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2020-10-23 17:54:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-10-23 17:54:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:01,916 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 89 proven. 48 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2020-10-23 17:54:01,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385436369] [2020-10-23 17:54:01,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1960215326] [2020-10-23 17:54:01,917 INFO L95 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 [2020-10-23 17:54:02,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:02,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 1439 conjuncts, 14 conjunts are in the unsatisfiable core [2020-10-23 17:54:02,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 17:54:02,593 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 275 proven. 18 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-23 17:54:02,593 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 17:54:02,593 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 9] total 23 [2020-10-23 17:54:02,593 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746771192] [2020-10-23 17:54:02,595 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-23 17:54:02,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:54:02,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-23 17:54:02,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2020-10-23 17:54:02,596 INFO L87 Difference]: Start difference. First operand 4140 states and 4769 transitions. Second operand 23 states. [2020-10-23 17:54:03,887 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-23 17:54:04,865 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 211 [2020-10-23 17:54:05,696 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-23 17:54:06,535 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-23 17:54:07,922 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-23 17:54:10,355 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-23 17:54:11,167 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-23 17:54:11,792 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:54:12,840 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:54:14,574 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:54:15,002 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:54:16,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:54:16,604 INFO L93 Difference]: Finished difference Result 8672 states and 10597 transitions. [2020-10-23 17:54:16,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-23 17:54:16,610 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 348 [2020-10-23 17:54:16,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:54:16,638 INFO L225 Difference]: With dead ends: 8672 [2020-10-23 17:54:16,638 INFO L226 Difference]: Without dead ends: 4960 [2020-10-23 17:54:16,649 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 486 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 644 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=528, Invalid=2334, Unknown=0, NotChecked=0, Total=2862 [2020-10-23 17:54:16,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4960 states. [2020-10-23 17:54:17,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4960 to 4144. [2020-10-23 17:54:17,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4144 states. [2020-10-23 17:54:17,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 4144 states and 4765 transitions. [2020-10-23 17:54:17,885 INFO L78 Accepts]: Start accepts. Automaton has 4144 states and 4765 transitions. Word has length 348 [2020-10-23 17:54:17,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:54:17,886 INFO L481 AbstractCegarLoop]: Abstraction has 4144 states and 4765 transitions. [2020-10-23 17:54:17,886 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-23 17:54:17,886 INFO L276 IsEmpty]: Start isEmpty. Operand 4144 states and 4765 transitions. [2020-10-23 17:54:17,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2020-10-23 17:54:17,903 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:54:17,903 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, 1] [2020-10-23 17:54:18,116 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-10-23 17:54:18,117 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:54:18,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:54:18,118 INFO L82 PathProgramCache]: Analyzing trace with hash -1569386336, now seen corresponding path program 1 times [2020-10-23 17:54:18,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:54:18,119 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931088904] [2020-10-23 17:54:18,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:54:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,580 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:54:18,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:18,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:54:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:54:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:54:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:54:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:54:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 17:54:18,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-23 17:54:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-23 17:54:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:54:18,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:54:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-23 17:54:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-23 17:54:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:54:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-23 17:54:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-23 17:54:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-23 17:54:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-23 17:54:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 17:54:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-23 17:54:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-23 17:54:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:18,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:54:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-23 17:54:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-23 17:54:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-23 17:54:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 17:54:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2020-10-23 17:54:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2020-10-23 17:54:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2020-10-23 17:54:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:54:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:18,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:19,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:19,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:54:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:19,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2020-10-23 17:54:19,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:19,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2020-10-23 17:54:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:19,254 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 96 proven. 3 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-10-23 17:54:19,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931088904] [2020-10-23 17:54:19,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1335754165] [2020-10-23 17:54:19,255 INFO L95 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 [2020-10-23 17:54:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:19,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 1439 conjuncts, 28 conjunts are in the unsatisfiable core [2020-10-23 17:54:19,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 17:54:19,952 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 202 proven. 16 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2020-10-23 17:54:19,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 17:54:19,953 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 8] total 25 [2020-10-23 17:54:19,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135604005] [2020-10-23 17:54:19,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-23 17:54:19,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:54:19,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-23 17:54:19,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2020-10-23 17:54:19,955 INFO L87 Difference]: Start difference. First operand 4144 states and 4765 transitions. Second operand 25 states. [2020-10-23 17:54:20,795 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:54:21,389 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-23 17:54:21,895 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:22,355 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:23,385 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:54:23,973 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:54:24,746 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:54:28,140 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:28,877 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:29,469 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:29,949 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:30,475 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:30,976 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:31,924 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 211 [2020-10-23 17:54:32,843 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 211 [2020-10-23 17:54:35,117 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:35,615 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:36,057 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:36,512 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:54:37,022 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:54:37,483 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:54:39,622 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-23 17:54:40,160 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:40,669 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:41,125 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:54:42,415 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:54:45,796 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:54:46,334 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:54:46,766 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:54:53,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:54:53,299 INFO L93 Difference]: Finished difference Result 11707 states and 15378 transitions. [2020-10-23 17:54:53,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2020-10-23 17:54:53,300 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 349 [2020-10-23 17:54:53,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:54:53,350 INFO L225 Difference]: With dead ends: 11707 [2020-10-23 17:54:53,351 INFO L226 Difference]: Without dead ends: 7776 [2020-10-23 17:54:53,369 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 645 GetRequests, 517 SyntacticMatches, 1 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5855 ImplicationChecksByTransitivity, 16.7s TimeCoverageRelationStatistics Valid=2601, Invalid=13911, Unknown=0, NotChecked=0, Total=16512 [2020-10-23 17:54:53,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7776 states. [2020-10-23 17:54:54,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7776 to 5006. [2020-10-23 17:54:54,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5006 states. [2020-10-23 17:54:54,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5006 states to 5006 states and 5738 transitions. [2020-10-23 17:54:54,525 INFO L78 Accepts]: Start accepts. Automaton has 5006 states and 5738 transitions. Word has length 349 [2020-10-23 17:54:54,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:54:54,526 INFO L481 AbstractCegarLoop]: Abstraction has 5006 states and 5738 transitions. [2020-10-23 17:54:54,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-23 17:54:54,526 INFO L276 IsEmpty]: Start isEmpty. Operand 5006 states and 5738 transitions. [2020-10-23 17:54:54,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2020-10-23 17:54:54,543 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:54:54,543 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, 1] [2020-10-23 17:54:54,757 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 17:54:54,757 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:54:54,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:54:54,759 INFO L82 PathProgramCache]: Analyzing trace with hash -595939776, now seen corresponding path program 1 times [2020-10-23 17:54:54,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:54:54,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171733798] [2020-10-23 17:54:54,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:54:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,247 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:54:55,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:54:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:54:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:54:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:54:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:54:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 17:54:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-23 17:54:55,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-23 17:54:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:55,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:54:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:54:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-23 17:54:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-23 17:54:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:54:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-23 17:54:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-23 17:54:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-23 17:54:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-23 17:54:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 17:54:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-23 17:54:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-23 17:54:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:54:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-23 17:54:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:55,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-23 17:54:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-23 17:54:55,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 17:54:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2020-10-23 17:54:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2020-10-23 17:54:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-10-23 17:54:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-23 17:54:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-23 17:54:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 17:54:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2020-10-23 17:54:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-10-23 17:54:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2020-10-23 17:54:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:54:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:54:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2020-10-23 17:54:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2020-10-23 17:54:55,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 90 proven. 4 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked. [2020-10-23 17:54:55,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171733798] [2020-10-23 17:54:55,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150761753] [2020-10-23 17:54:55,727 INFO L95 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 [2020-10-23 17:54:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:56,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 1574 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-23 17:54:56,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 17:54:56,273 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 323 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2020-10-23 17:54:56,273 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-23 17:54:56,273 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 10 [2020-10-23 17:54:56,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251199704] [2020-10-23 17:54:56,274 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-23 17:54:56,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:54:56,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-23 17:54:56,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-23 17:54:56,275 INFO L87 Difference]: Start difference. First operand 5006 states and 5738 transitions. Second operand 3 states. [2020-10-23 17:54:56,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:54:56,948 INFO L93 Difference]: Finished difference Result 6006 states and 6918 transitions. [2020-10-23 17:54:56,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-23 17:54:56,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 400 [2020-10-23 17:54:56,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:54:56,960 INFO L225 Difference]: With dead ends: 6006 [2020-10-23 17:54:56,960 INFO L226 Difference]: Without dead ends: 2038 [2020-10-23 17:54:56,972 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 546 GetRequests, 538 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-23 17:54:56,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2038 states. [2020-10-23 17:54:57,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2038 to 1972. [2020-10-23 17:54:57,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1972 states. [2020-10-23 17:54:57,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1972 states and 2193 transitions. [2020-10-23 17:54:57,619 INFO L78 Accepts]: Start accepts. Automaton has 1972 states and 2193 transitions. Word has length 400 [2020-10-23 17:54:57,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:54:57,620 INFO L481 AbstractCegarLoop]: Abstraction has 1972 states and 2193 transitions. [2020-10-23 17:54:57,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-23 17:54:57,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2193 transitions. [2020-10-23 17:54:57,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2020-10-23 17:54:57,628 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:54:57,628 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, 1] [2020-10-23 17:54:57,841 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-10-23 17:54:57,842 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:54:57,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:54:57,843 INFO L82 PathProgramCache]: Analyzing trace with hash 157850795, now seen corresponding path program 1 times [2020-10-23 17:54:57,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:54:57,844 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638969726] [2020-10-23 17:54:57,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:54:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,415 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:54:58,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:54:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:54:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:54:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:54:58,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 17:54:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 17:54:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-23 17:54:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-23 17:54:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:54:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:54:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-23 17:54:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-23 17:54:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:54:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-23 17:54:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-23 17:54:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-23 17:54:58,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-23 17:54:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 17:54:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-23 17:54:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-23 17:54:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:54:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-23 17:54:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-23 17:54:58,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-23 17:54:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 17:54:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2020-10-23 17:54:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2020-10-23 17:54:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2020-10-23 17:54:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-23 17:54:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:54:58,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-23 17:54:58,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 17:54:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2020-10-23 17:54:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-10-23 17:54:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:54:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2020-10-23 17:54:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:54:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-23 17:54:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:54:58,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:54:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2020-10-23 17:54:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:58,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2020-10-23 17:54:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:59,198 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 114 proven. 73 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2020-10-23 17:54:59,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638969726] [2020-10-23 17:54:59,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [795964022] [2020-10-23 17:54:59,198 INFO L95 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 [2020-10-23 17:54:59,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:54:59,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 1623 conjuncts, 42 conjunts are in the unsatisfiable core [2020-10-23 17:54:59,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 17:55:00,083 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 257 proven. 49 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2020-10-23 17:55:00,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 17:55:00,084 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 25 [2020-10-23 17:55:00,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154613501] [2020-10-23 17:55:00,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-23 17:55:00,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:55:00,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-23 17:55:00,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=520, Unknown=0, NotChecked=0, Total=600 [2020-10-23 17:55:00,086 INFO L87 Difference]: Start difference. First operand 1972 states and 2193 transitions. Second operand 25 states. [2020-10-23 17:55:01,435 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-23 17:55:02,897 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:55:04,132 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:55:05,631 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-23 17:55:06,202 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:55:06,787 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-23 17:55:09,775 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 216 [2020-10-23 17:55:10,685 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 212 [2020-10-23 17:55:11,594 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 212 [2020-10-23 17:55:12,436 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-23 17:55:16,439 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-23 17:55:17,799 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 216 [2020-10-23 17:55:18,706 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 211 [2020-10-23 17:55:19,573 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 211 [2020-10-23 17:55:21,688 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 210 [2020-10-23 17:55:28,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:55:28,560 INFO L93 Difference]: Finished difference Result 7248 states and 9255 transitions. [2020-10-23 17:55:28,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2020-10-23 17:55:28,561 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 426 [2020-10-23 17:55:28,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:55:28,563 INFO L225 Difference]: With dead ends: 7248 [2020-10-23 17:55:28,564 INFO L226 Difference]: Without dead ends: 0 [2020-10-23 17:55:28,589 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 746 GetRequests, 627 SyntacticMatches, 9 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4498 ImplicationChecksByTransitivity, 14.5s TimeCoverageRelationStatistics Valid=2316, Invalid=10116, Unknown=0, NotChecked=0, Total=12432 [2020-10-23 17:55:28,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-23 17:55:28,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-23 17:55:28,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-23 17:55:28,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-23 17:55:28,591 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 426 [2020-10-23 17:55:28,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:55:28,591 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-23 17:55:28,591 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-23 17:55:28,591 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-23 17:55:28,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-23 17:55:28,804 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 17:55:28,808 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-23 17:55:29,819 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 251 [2020-10-23 17:55:33,166 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 250 [2020-10-23 17:55:34,551 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 253 [2020-10-23 17:55:34,809 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 250 [2020-10-23 17:55:34,965 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 251 [2020-10-23 17:55:35,114 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 252 [2020-10-23 17:55:41,828 WARN L193 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 718 DAG size of output: 522 [2020-10-23 17:55:54,732 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 257 [2020-10-23 17:56:02,132 WARN L193 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 799 DAG size of output: 522 [2020-10-23 17:56:20,020 WARN L193 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 851 DAG size of output: 554 [2020-10-23 17:56:32,466 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 249 [2020-10-23 17:56:40,786 WARN L193 SmtUtils]: Spent 7.04 s on a formula simplification. DAG size of input: 1033 DAG size of output: 689 [2020-10-23 17:56:54,952 WARN L193 SmtUtils]: Spent 9.00 s on a formula simplification. DAG size of input: 1235 DAG size of output: 735 [2020-10-23 17:56:57,944 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 249 [2020-10-23 17:57:01,016 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-23 17:57:05,064 WARN L193 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 285 DAG size of output: 51 [2020-10-23 17:57:08,741 WARN L193 SmtUtils]: Spent 3.66 s on a formula simplification. DAG size of input: 272 DAG size of output: 36 [2020-10-23 17:57:09,234 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 1 [2020-10-23 17:57:10,048 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 27 [2020-10-23 17:57:12,172 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 258 DAG size of output: 40 [2020-10-23 17:57:12,515 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 1 [2020-10-23 17:57:14,589 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 252 DAG size of output: 39 [2020-10-23 17:57:21,447 WARN L193 SmtUtils]: Spent 6.85 s on a formula simplification. DAG size of input: 421 DAG size of output: 46 [2020-10-23 17:57:21,817 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 1 [2020-10-23 17:57:22,205 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 1 [2020-10-23 17:57:24,636 WARN L193 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 228 DAG size of output: 38 [2020-10-23 17:57:26,859 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 337 DAG size of output: 45 [2020-10-23 17:57:27,244 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:57:29,559 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 228 DAG size of output: 38 [2020-10-23 17:57:31,360 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 260 DAG size of output: 52 [2020-10-23 17:57:36,942 WARN L193 SmtUtils]: Spent 5.51 s on a formula simplification. DAG size of input: 450 DAG size of output: 51 [2020-10-23 17:57:37,308 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 1 [2020-10-23 17:57:39,622 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 228 DAG size of output: 38 [2020-10-23 17:57:43,820 WARN L193 SmtUtils]: Spent 4.19 s on a formula simplification. DAG size of input: 404 DAG size of output: 42 [2020-10-23 17:57:46,239 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 228 DAG size of output: 38 [2020-10-23 17:57:46,598 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 27 [2020-10-23 17:57:47,748 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 435 DAG size of output: 1 [2020-10-23 17:57:51,285 WARN L193 SmtUtils]: Spent 3.46 s on a formula simplification. DAG size of input: 376 DAG size of output: 40 [2020-10-23 17:57:55,541 WARN L193 SmtUtils]: Spent 4.25 s on a formula simplification. DAG size of input: 431 DAG size of output: 46 [2020-10-23 17:57:55,898 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 27 [2020-10-23 17:57:56,944 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 172 DAG size of output: 26 [2020-10-23 17:57:57,666 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 26 [2020-10-23 17:58:03,347 WARN L193 SmtUtils]: Spent 5.63 s on a formula simplification. DAG size of input: 286 DAG size of output: 46 [2020-10-23 17:58:08,679 WARN L193 SmtUtils]: Spent 5.30 s on a formula simplification. DAG size of input: 439 DAG size of output: 44 [2020-10-23 17:58:11,170 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 263 DAG size of output: 61 [2020-10-23 17:58:11,572 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-23 17:58:14,562 WARN L193 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 260 DAG size of output: 33 [2020-10-23 17:58:17,438 WARN L193 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 240 DAG size of output: 39 [2020-10-23 17:58:20,418 WARN L193 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 260 DAG size of output: 33 [2020-10-23 17:58:22,706 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 257 DAG size of output: 26 [2020-10-23 17:58:31,672 WARN L193 SmtUtils]: Spent 8.96 s on a formula simplification. DAG size of input: 583 DAG size of output: 43 [2020-10-23 17:58:32,159 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 1 [2020-10-23 17:58:34,533 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 236 DAG size of output: 42 [2020-10-23 17:58:34,894 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 1 [2020-10-23 17:58:35,250 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 27 [2020-10-23 17:58:35,611 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 27 [2020-10-23 17:58:36,235 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 37 [2020-10-23 17:58:37,930 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 236 DAG size of output: 37 [2020-10-23 17:58:38,272 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 18 [2020-10-23 17:58:39,306 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 172 DAG size of output: 26 [2020-10-23 17:58:39,984 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 20 [2020-10-23 17:58:40,345 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 27 [2020-10-23 17:58:40,835 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 1 [2020-10-23 17:58:41,231 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-23 17:58:41,591 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 1 [2020-10-23 17:58:43,633 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 252 DAG size of output: 39 [2020-10-23 17:58:45,727 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 226 DAG size of output: 34 [2020-10-23 17:58:55,654 WARN L193 SmtUtils]: Spent 9.92 s on a formula simplification. DAG size of input: 652 DAG size of output: 48 [2020-10-23 17:58:57,106 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 290 DAG size of output: 30 [2020-10-23 17:58:57,503 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-23 17:59:00,642 WARN L193 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 382 DAG size of output: 41 [2020-10-23 17:59:04,233 WARN L193 SmtUtils]: Spent 3.53 s on a formula simplification. DAG size of input: 278 DAG size of output: 77 [2020-10-23 17:59:07,374 WARN L193 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 242 DAG size of output: 38 [2020-10-23 17:59:07,739 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 1 [2020-10-23 17:59:08,118 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 29 [2020-10-23 17:59:08,124 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-23 17:59:08,125 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-23 17:59:08,125 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-23 17:59:08,126 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-23 17:59:08,126 INFO L274 CegarLoopResult]: For program point L762(lines 762 766) no Hoare annotation was computed. [2020-10-23 17:59:08,126 INFO L274 CegarLoopResult]: For program point L762-1(lines 762 766) no Hoare annotation was computed. [2020-10-23 17:59:08,126 INFO L274 CegarLoopResult]: For program point L757(line 757) no Hoare annotation was computed. [2020-10-23 17:59:08,126 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 731 786) no Hoare annotation was computed. [2020-10-23 17:59:08,126 INFO L274 CegarLoopResult]: For program point L756-2(lines 756 777) no Hoare annotation was computed. [2020-10-23 17:59:08,127 INFO L274 CegarLoopResult]: For program point L778(lines 755 779) no Hoare annotation was computed. [2020-10-23 17:59:08,129 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 731 786) no Hoare annotation was computed. [2020-10-23 17:59:08,129 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 731 786) no Hoare annotation was computed. [2020-10-23 17:59:08,129 INFO L274 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-10-23 17:59:08,129 INFO L274 CegarLoopResult]: For program point L832-1(line 832) no Hoare annotation was computed. [2020-10-23 17:59:08,129 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 787 846) no Hoare annotation was computed. [2020-10-23 17:59:08,130 INFO L274 CegarLoopResult]: For program point L819(lines 819 823) no Hoare annotation was computed. [2020-10-23 17:59:08,130 INFO L274 CegarLoopResult]: For program point L819-1(lines 819 823) no Hoare annotation was computed. [2020-10-23 17:59:08,130 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 787 846) no Hoare annotation was computed. [2020-10-23 17:59:08,130 INFO L274 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-10-23 17:59:08,130 INFO L274 CegarLoopResult]: For program point L813-2(lines 813 838) no Hoare annotation was computed. [2020-10-23 17:59:08,130 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 787 846) no Hoare annotation was computed. [2020-10-23 17:59:08,130 INFO L274 CegarLoopResult]: For program point L839(lines 812 840) no Hoare annotation was computed. [2020-10-23 17:59:08,130 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 115 121) the Hoare annotation is: true [2020-10-23 17:59:08,130 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 115 121) no Hoare annotation was computed. [2020-10-23 17:59:08,130 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 122 130) no Hoare annotation was computed. [2020-10-23 17:59:08,130 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 122 130) the Hoare annotation is: true [2020-10-23 17:59:08,130 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 122 130) no Hoare annotation was computed. [2020-10-23 17:59:08,131 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 46 53) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-23 17:59:08,131 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 46 53) no Hoare annotation was computed. [2020-10-23 17:59:08,131 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 46 53) no Hoare annotation was computed. [2020-10-23 17:59:08,131 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 54 63) the Hoare annotation is: (let ((.cse9 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse8 (not (= 0 ~systemActive~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse2) (or .cse9 .cse0 .cse6 .cse7 .cse2 .cse3) (or .cse9 .cse0 .cse1 .cse6 .cse2 .cse3) (or .cse0 .cse7 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse8 .cse2) (or .cse1 .cse5 .cse2 .cse3 (not (<= ~waterLevel~0 1))) (or .cse5 .cse6 .cse7 .cse2 .cse3) (or .cse1 .cse5 .cse2 .cse3 .cse4))) [2020-10-23 17:59:08,131 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-10-23 17:59:08,131 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 54 63) no Hoare annotation was computed. [2020-10-23 17:59:08,131 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 54 63) no Hoare annotation was computed. [2020-10-23 17:59:08,132 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 64 92) the Hoare annotation is: true [2020-10-23 17:59:08,132 INFO L270 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse8 (not (<= ~waterLevel~0 1))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse7 (not (= 0 ~systemActive~0))) (.cse3 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2) (or .cse6 .cse4 .cse7 .cse8) (or .cse6 .cse4 .cse5 .cse2) (or .cse0 .cse1 .cse2 .cse8 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse4 .cse5 .cse1 .cse7) (or .cse6 .cse4 .cse7 .cse3))) [2020-10-23 17:59:08,132 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-10-23 17:59:08,132 INFO L274 CegarLoopResult]: For program point L76(lines 76 86) no Hoare annotation was computed. [2020-10-23 17:59:08,132 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 64 92) no Hoare annotation was computed. [2020-10-23 17:59:08,132 INFO L270 CegarLoopResult]: At program point L74(line 74) the Hoare annotation is: (let ((.cse9 (not (<= ~waterLevel~0 2))) (.cse10 (not (<= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 0 ~systemActive~0))) (.cse8 (not (= 2 ~waterLevel~0))) (.cse1 (<= __utac_acc__Specification5_spec__3_~tmp~0 ~waterLevel~0)) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= 1 ~systemActive~0))) (.cse11 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8) (or .cse0 .cse2 .cse9 .cse7 .cse10) (or .cse2 .cse9 .cse6 .cse7 .cse10) (or .cse1 .cse0 .cse2 .cse7 .cse4) (or .cse1 .cse2 .cse6 .cse7 .cse4) (or .cse5 .cse1 (not (= ~waterLevel~0 1)) .cse6 .cse7 .cse11) (or .cse0 .cse2 .cse3 .cse8) (or .cse1 .cse2 .cse6 .cse3 .cse4) (or .cse2 .cse6 .cse3 .cse8) (or .cse1 .cse5 .cse6 (not (<= ~waterLevel~0 0)) .cse7 .cse11))) [2020-10-23 17:59:08,133 INFO L274 CegarLoopResult]: For program point L74-1(line 74) no Hoare annotation was computed. [2020-10-23 17:59:08,133 INFO L274 CegarLoopResult]: For program point L72(lines 72 89) no Hoare annotation was computed. [2020-10-23 17:59:08,133 INFO L274 CegarLoopResult]: For program point L72-1(lines 64 92) no Hoare annotation was computed. [2020-10-23 17:59:08,133 INFO L277 CegarLoopResult]: At program point L70(line 70) the Hoare annotation is: true [2020-10-23 17:59:08,133 INFO L274 CegarLoopResult]: For program point L70-1(line 70) no Hoare annotation was computed. [2020-10-23 17:59:08,133 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 287 309) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:59:08,133 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 287 309) no Hoare annotation was computed. [2020-10-23 17:59:08,133 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 287 309) no Hoare annotation was computed. [2020-10-23 17:59:08,134 INFO L270 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~2 1) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:59:08,134 INFO L270 CegarLoopResult]: At program point L299-1(line 299) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~2 1) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:59:08,134 INFO L274 CegarLoopResult]: For program point L297(lines 297 304) no Hoare annotation was computed. [2020-10-23 17:59:08,134 INFO L274 CegarLoopResult]: For program point L297-1(lines 297 304) no Hoare annotation was computed. [2020-10-23 17:59:08,134 INFO L274 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-10-23 17:59:08,134 INFO L270 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:59:08,134 INFO L270 CegarLoopResult]: At program point L293(line 293) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:59:08,135 INFO L270 CegarLoopResult]: At program point L293-1(line 293) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:59:08,135 INFO L274 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-10-23 17:59:08,135 INFO L274 CegarLoopResult]: For program point L256(line 256) no Hoare annotation was computed. [2020-10-23 17:59:08,135 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 245 268) no Hoare annotation was computed. [2020-10-23 17:59:08,135 INFO L274 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-10-23 17:59:08,135 INFO L274 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-10-23 17:59:08,135 INFO L274 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-10-23 17:59:08,135 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 245 268) no Hoare annotation was computed. [2020-10-23 17:59:08,135 INFO L274 CegarLoopResult]: For program point L252(line 252) no Hoare annotation was computed. [2020-10-23 17:59:08,135 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 245 268) no Hoare annotation was computed. [2020-10-23 17:59:08,135 INFO L274 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-10-23 17:59:08,136 INFO L274 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-10-23 17:59:08,136 INFO L274 CegarLoopResult]: For program point L263(line 263) no Hoare annotation was computed. [2020-10-23 17:59:08,136 INFO L274 CegarLoopResult]: For program point L262(line 262) no Hoare annotation was computed. [2020-10-23 17:59:08,136 INFO L274 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-10-23 17:59:08,136 INFO L274 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-10-23 17:59:08,136 INFO L274 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-10-23 17:59:08,136 INFO L274 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-10-23 17:59:08,136 INFO L270 CegarLoopResult]: At program point L401(line 401) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or .cse2 .cse3 .cse1 .cse4 (not (= 2 ~waterLevel~0))) (or .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse1 .cse4) (or (not (<= ~waterLevel~0 2)) .cse0 .cse3 .cse1 .cse4) (or .cse2 (not (= ~waterLevel~0 1)) .cse3 .cse1 .cse4))) [2020-10-23 17:59:08,137 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 382 406) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse5 .cse2 .cse3 .cse4 .cse6) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse5 .cse3 .cse4 .cse6))) [2020-10-23 17:59:08,137 INFO L274 CegarLoopResult]: For program point L401-1(lines 382 406) no Hoare annotation was computed. [2020-10-23 17:59:08,137 INFO L270 CegarLoopResult]: At program point L396(line 396) the Hoare annotation is: (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse5) (or .cse6 .cse7 .cse4 .cse8 (not (<= ~waterLevel~0 0)) .cse1) (or (not (= ~waterLevel~0 1)) .cse6 .cse7 .cse4 .cse8 .cse1) (or .cse4 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse5))) [2020-10-23 17:59:08,137 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 382 406) no Hoare annotation was computed. [2020-10-23 17:59:08,137 INFO L270 CegarLoopResult]: At program point L392(line 392) the Hoare annotation is: (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse5) (or .cse6 .cse7 .cse4 .cse8 (not (<= ~waterLevel~0 0)) .cse1) (or (not (= ~waterLevel~0 1)) .cse6 .cse7 .cse4 .cse8 .cse1) (or .cse4 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse5))) [2020-10-23 17:59:08,138 INFO L274 CegarLoopResult]: For program point L390(lines 390 398) no Hoare annotation was computed. [2020-10-23 17:59:08,138 INFO L270 CegarLoopResult]: At program point L388(line 388) the Hoare annotation is: (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse5) (or .cse6 .cse7 .cse4 .cse8 (not (<= ~waterLevel~0 0)) .cse1) (or (not (= ~waterLevel~0 1)) .cse6 .cse7 .cse4 .cse8 .cse1) (or .cse4 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse5))) [2020-10-23 17:59:08,138 INFO L274 CegarLoopResult]: For program point L388-1(line 388) no Hoare annotation was computed. [2020-10-23 17:59:08,138 INFO L274 CegarLoopResult]: For program point L386(lines 386 403) no Hoare annotation was computed. [2020-10-23 17:59:08,138 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 560 574) no Hoare annotation was computed. [2020-10-23 17:59:08,138 INFO L270 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: (let ((.cse5 (not (<= 2 ~waterLevel~0))) (.cse9 (not (<= ~waterLevel~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= 2 ~waterLevel~0))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse8 (not (<= ~waterLevel~0 2))) (.cse3 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse2 .cse6 .cse4) (or .cse7 .cse0 .cse1 .cse8 .cse3 .cse5) (or .cse7 .cse6 .cse9) (or .cse2 .cse6 .cse9) (or .cse0 .cse1 .cse10 .cse8 .cse2 .cse3) (or .cse7 .cse6 .cse4) (or .cse7 .cse0 .cse1 .cse10 .cse8 .cse3))) [2020-10-23 17:59:08,139 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 560 574) the Hoare annotation is: (let ((.cse4 (not (<= 2 ~waterLevel~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse3 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= 2 ~waterLevel~0)) .cse4) (or .cse5 .cse0 .cse1 .cse6 .cse3 .cse4) (or .cse6 .cse2 .cse7 .cse3) (or .cse5 .cse6 .cse7 .cse3) (or .cse0 .cse1 .cse8 .cse6 .cse2 .cse3) (or .cse5 .cse0 .cse1 .cse8 .cse6 .cse3))) [2020-10-23 17:59:08,139 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 560 574) no Hoare annotation was computed. [2020-10-23 17:59:08,139 INFO L274 CegarLoopResult]: For program point L564(lines 564 570) no Hoare annotation was computed. [2020-10-23 17:59:08,139 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 477 485) no Hoare annotation was computed. [2020-10-23 17:59:08,139 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 477 485) the Hoare annotation is: true [2020-10-23 17:59:08,139 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 477 485) no Hoare annotation was computed. [2020-10-23 17:59:08,139 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 541 559) the Hoare annotation is: true [2020-10-23 17:59:08,139 INFO L274 CegarLoopResult]: For program point L550(lines 550 554) no Hoare annotation was computed. [2020-10-23 17:59:08,139 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 541 559) no Hoare annotation was computed. [2020-10-23 17:59:08,140 INFO L277 CegarLoopResult]: At program point L548(line 548) the Hoare annotation is: true [2020-10-23 17:59:08,140 INFO L274 CegarLoopResult]: For program point L550-2(lines 550 554) no Hoare annotation was computed. [2020-10-23 17:59:08,140 INFO L274 CegarLoopResult]: For program point L548-1(line 548) no Hoare annotation was computed. [2020-10-23 17:59:08,140 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 541 559) no Hoare annotation was computed. [2020-10-23 17:59:08,140 INFO L274 CegarLoopResult]: For program point L505(lines 505 513) no Hoare annotation was computed. [2020-10-23 17:59:08,140 INFO L274 CegarLoopResult]: For program point L505-2(lines 505 513) no Hoare annotation was computed. [2020-10-23 17:59:08,140 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 486 521) no Hoare annotation was computed. [2020-10-23 17:59:08,140 INFO L274 CegarLoopResult]: For program point L493(lines 493 501) no Hoare annotation was computed. [2020-10-23 17:59:08,140 INFO L274 CegarLoopResult]: For program point L493-2(lines 493 501) no Hoare annotation was computed. [2020-10-23 17:59:08,140 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 486 521) no Hoare annotation was computed. [2020-10-23 17:59:08,141 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-23 17:59:08,141 INFO L274 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2020-10-23 17:59:08,141 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 486 521) no Hoare annotation was computed. [2020-10-23 17:59:08,141 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 108 114) no Hoare annotation was computed. [2020-10-23 17:59:08,141 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 108 114) the Hoare annotation is: true [2020-10-23 17:59:08,141 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 685 730) no Hoare annotation was computed. [2020-10-23 17:59:08,141 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 685 730) no Hoare annotation was computed. [2020-10-23 17:59:08,141 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 685 730) no Hoare annotation was computed. [2020-10-23 17:59:08,141 INFO L274 CegarLoopResult]: For program point L1022(lines 1022 1023) no Hoare annotation was computed. [2020-10-23 17:59:08,142 INFO L274 CegarLoopResult]: For program point L1018(lines 1018 1025) no Hoare annotation was computed. [2020-10-23 17:59:08,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 998 1043) no Hoare annotation was computed. [2020-10-23 17:59:08,142 INFO L274 CegarLoopResult]: For program point L1012(lines 1012 1032) no Hoare annotation was computed. [2020-10-23 17:59:08,142 INFO L274 CegarLoopResult]: For program point L1012-1(lines 1012 1032) no Hoare annotation was computed. [2020-10-23 17:59:08,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 1022 1023) no Hoare annotation was computed. [2020-10-23 17:59:08,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 1029 1030) no Hoare annotation was computed. [2020-10-23 17:59:08,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 998 1043) no Hoare annotation was computed. [2020-10-23 17:59:08,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 998 1043) no Hoare annotation was computed. [2020-10-23 17:59:08,142 INFO L274 CegarLoopResult]: For program point L1029(lines 1029 1030) no Hoare annotation was computed. [2020-10-23 17:59:08,143 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 276 286) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:59:08,143 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 276 286) no Hoare annotation was computed. [2020-10-23 17:59:08,143 INFO L270 CegarLoopResult]: At program point L281(line 281) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:59:08,143 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 276 286) no Hoare annotation was computed. [2020-10-23 17:59:08,143 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 466 476) the Hoare annotation is: true [2020-10-23 17:59:08,143 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 466 476) no Hoare annotation was computed. [2020-10-23 17:59:08,143 INFO L277 CegarLoopResult]: At program point L471(line 471) the Hoare annotation is: true [2020-10-23 17:59:08,143 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 466 476) no Hoare annotation was computed. [2020-10-23 17:59:08,144 INFO L274 CegarLoopResult]: For program point L471-1(line 471) no Hoare annotation was computed. [2020-10-23 17:59:08,144 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 458 465) the Hoare annotation is: (let ((.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse0 .cse7 .cse1 .cse2 .cse4 .cse3) (or .cse6 .cse0 .cse1 .cse3 .cse4 .cse5))) [2020-10-23 17:59:08,144 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 458 465) no Hoare annotation was computed. [2020-10-23 17:59:08,144 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 458 465) no Hoare annotation was computed. [2020-10-23 17:59:08,144 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 655 668) no Hoare annotation was computed. [2020-10-23 17:59:08,144 INFO L274 CegarLoopResult]: For program point L659(lines 659 665) no Hoare annotation was computed. [2020-10-23 17:59:08,144 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 655 668) the Hoare annotation is: true [2020-10-23 17:59:08,144 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 655 668) no Hoare annotation was computed. [2020-10-23 17:59:08,145 INFO L274 CegarLoopResult]: For program point L416(lines 416 424) no Hoare annotation was computed. [2020-10-23 17:59:08,145 INFO L270 CegarLoopResult]: At program point L414(line 414) the Hoare annotation is: (let ((.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse6 .cse1 .cse7) (or .cse8 .cse1 .cse2 .cse7) (or .cse4 .cse5 .cse8 .cse6 (not (<= ~waterLevel~0 0)) .cse1) (or (not (= ~waterLevel~0 1)) .cse4 .cse5 .cse8 .cse6 .cse1) (or .cse8 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse7))) [2020-10-23 17:59:08,145 INFO L274 CegarLoopResult]: For program point L414-1(line 414) no Hoare annotation was computed. [2020-10-23 17:59:08,145 INFO L274 CegarLoopResult]: For program point L412(lines 412 429) no Hoare annotation was computed. [2020-10-23 17:59:08,145 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 408 432) no Hoare annotation was computed. [2020-10-23 17:59:08,145 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 408 432) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (<= ~waterLevel~0 1))) (or .cse1 .cse2 .cse5 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse6 .cse5 .cse3 .cse4 .cse7) (or (not (= ~waterLevel~0 1)) .cse1 .cse2 .cse5 .cse3 .cse4) (or .cse0 .cse6 .cse3 .cse4 .cse7))) [2020-10-23 17:59:08,146 INFO L270 CegarLoopResult]: At program point L427(line 427) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse3 .cse4) (or .cse0 .cse6 .cse3 .cse7 (not (= 2 ~waterLevel~0))) (or .cse0 .cse6 (not (<= ~waterLevel~0 0)) .cse3 .cse7) (or (not (<= ~waterLevel~0 2)) .cse5 .cse6 .cse3 .cse7) (or .cse0 (not (= ~waterLevel~0 1)) .cse6 .cse3 .cse7))) [2020-10-23 17:59:08,146 INFO L274 CegarLoopResult]: For program point L427-1(lines 408 432) no Hoare annotation was computed. [2020-10-23 17:59:08,146 INFO L270 CegarLoopResult]: At program point L422(line 422) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= 2 ~waterLevel~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= ~waterLevel~0 1)))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 processEnvironment_~tmp~5)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse3 .cse4) (or .cse5 .cse3 .cse6 .cse7) (or .cse2 .cse3 .cse6 .cse4) (or .cse2 .cse3 .cse6 .cse7) (or .cse5 .cse3 .cse6 .cse4))) [2020-10-23 17:59:08,146 INFO L270 CegarLoopResult]: At program point L418(line 418) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~5))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse1 .cse3 .cse5 .cse4 .cse6) (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse3 .cse2 .cse4) (or .cse0 .cse4 .cse7 .cse8) (or .cse5 .cse4 .cse7 .cse6) (or .cse5 .cse4 .cse7 .cse8) (or .cse0 .cse4 .cse7 .cse6))) [2020-10-23 17:59:08,146 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 348 354) no Hoare annotation was computed. [2020-10-23 17:59:08,146 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 348 354) the Hoare annotation is: true [2020-10-23 17:59:08,146 INFO L274 CegarLoopResult]: For program point L192(lines 192 198) no Hoare annotation was computed. [2020-10-23 17:59:08,147 INFO L270 CegarLoopResult]: At program point testENTRY(lines 146 211) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:59:08,147 INFO L270 CegarLoopResult]: At program point L192-1(lines 186 199) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse8 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse9 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse3 .cse4 .cse8) (and .cse0 .cse1 .cse3 .cse9 .cse4) (and .cse5 (= 2 ~waterLevel~0) .cse6 .cse2 .cse4) (and .cse6 .cse1 .cse3 .cse2 .cse4) (and .cse5 .cse6 .cse3 .cse2 .cse4 .cse8) (and .cse6 .cse1 .cse3 .cse9 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse6 .cse7 (<= 2 ~waterLevel~0) .cse3 .cse4))) [2020-10-23 17:59:08,147 INFO L274 CegarLoopResult]: For program point L157(lines 156 203) no Hoare annotation was computed. [2020-10-23 17:59:08,147 INFO L274 CegarLoopResult]: For program point L186(lines 186 199) no Hoare annotation was computed. [2020-10-23 17:59:08,147 INFO L274 CegarLoopResult]: For program point testFINAL(lines 146 211) no Hoare annotation was computed. [2020-10-23 17:59:08,147 INFO L270 CegarLoopResult]: At program point L178(line 178) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= 0 ~systemActive~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse5 .cse6 .cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4) (and .cse1 .cse6 .cse3 .cse7 .cse4) (and .cse2 .cse1 .cse6 .cse3 .cse4) (and .cse0 (= 2 ~waterLevel~0) .cse1 .cse2 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse6 .cse3 .cse7 .cse4))) [2020-10-23 17:59:08,147 INFO L274 CegarLoopResult]: For program point L176(lines 176 182) no Hoare annotation was computed. [2020-10-23 17:59:08,148 INFO L274 CegarLoopResult]: For program point L176-1(lines 176 182) no Hoare annotation was computed. [2020-10-23 17:59:08,148 INFO L270 CegarLoopResult]: At program point L201(lines 156 203) the Hoare annotation is: (let ((.cse7 (<= 1 ~pumpRunning~0)) (.cse5 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse2 .cse6 .cse3 .cse4) (and .cse7 (<= ~waterLevel~0 1) .cse5 .cse0 .cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse5 .cse2 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse5 .cse0 (<= 2 ~waterLevel~0) .cse3 .cse4) (and .cse1 .cse2 .cse3 .cse6 .cse4))) [2020-10-23 17:59:08,148 INFO L270 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (let ((.cse7 (<= 1 ~pumpRunning~0)) (.cse5 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse2 .cse6 .cse3 .cse4) (and .cse5 .cse0 .cse2 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1)) .cse4) (and .cse7 (<= ~waterLevel~0 1) .cse5 .cse0 .cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse5 .cse0 (<= 2 ~waterLevel~0) .cse3 .cse4) (and .cse1 .cse2 .cse3 .cse6 .cse4))) [2020-10-23 17:59:08,148 INFO L274 CegarLoopResult]: For program point L166(lines 166 172) no Hoare annotation was computed. [2020-10-23 17:59:08,148 INFO L274 CegarLoopResult]: For program point L166-1(lines 166 172) no Hoare annotation was computed. [2020-10-23 17:59:08,148 INFO L274 CegarLoopResult]: For program point L158(lines 158 162) no Hoare annotation was computed. [2020-10-23 17:59:08,149 INFO L270 CegarLoopResult]: At program point L204(lines 155 205) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-23 17:59:08,149 INFO L274 CegarLoopResult]: For program point testEXIT(lines 146 211) no Hoare annotation was computed. [2020-10-23 17:59:08,149 INFO L270 CegarLoopResult]: At program point L194(line 194) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse8 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse7 (<= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (.cse4 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4) (and .cse0 .cse2 .cse7 .cse8 .cse3 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse9 .cse8 .cse4) (and .cse0 .cse2 .cse3 .cse8 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse7 .cse9 .cse4))) [2020-10-23 17:59:08,149 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 976 977) no Hoare annotation was computed. [2020-10-23 17:59:08,149 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 983 984) no Hoare annotation was computed. [2020-10-23 17:59:08,149 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 952 997) no Hoare annotation was computed. [2020-10-23 17:59:08,149 INFO L274 CegarLoopResult]: For program point L983(lines 983 984) no Hoare annotation was computed. [2020-10-23 17:59:08,149 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 952 997) no Hoare annotation was computed. [2020-10-23 17:59:08,149 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 952 997) no Hoare annotation was computed. [2020-10-23 17:59:08,150 INFO L274 CegarLoopResult]: For program point L976(lines 976 977) no Hoare annotation was computed. [2020-10-23 17:59:08,150 INFO L274 CegarLoopResult]: For program point L972(lines 972 979) no Hoare annotation was computed. [2020-10-23 17:59:08,150 INFO L274 CegarLoopResult]: For program point L966(lines 966 986) no Hoare annotation was computed. [2020-10-23 17:59:08,150 INFO L274 CegarLoopResult]: For program point L966-1(lines 966 986) no Hoare annotation was computed. [2020-10-23 17:59:08,150 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 433 440) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-23 17:59:08,150 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 433 440) no Hoare annotation was computed. [2020-10-23 17:59:08,150 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 433 440) no Hoare annotation was computed. [2020-10-23 17:59:08,150 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 669 677) no Hoare annotation was computed. [2020-10-23 17:59:08,150 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 669 677) the Hoare annotation is: true [2020-10-23 17:59:08,150 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 669 677) no Hoare annotation was computed. [2020-10-23 17:59:08,151 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 623 645) no Hoare annotation was computed. [2020-10-23 17:59:08,151 INFO L274 CegarLoopResult]: For program point L631(lines 631 639) no Hoare annotation was computed. [2020-10-23 17:59:08,151 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 623 645) no Hoare annotation was computed. [2020-10-23 17:59:08,151 INFO L274 CegarLoopResult]: For program point L631-2(lines 631 639) no Hoare annotation was computed. [2020-10-23 17:59:08,151 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 623 645) no Hoare annotation was computed. [2020-10-23 17:59:08,151 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 98 107) no Hoare annotation was computed. [2020-10-23 17:59:08,151 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 98 107) no Hoare annotation was computed. [2020-10-23 17:59:08,151 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 98 107) no Hoare annotation was computed. [2020-10-23 17:59:08,151 INFO L274 CegarLoopResult]: For program point L898-2(lines 898 918) no Hoare annotation was computed. [2020-10-23 17:59:08,151 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 849 951) no Hoare annotation was computed. [2020-10-23 17:59:08,151 INFO L274 CegarLoopResult]: For program point L919(lines 897 920) no Hoare annotation was computed. [2020-10-23 17:59:08,152 INFO L274 CegarLoopResult]: For program point L878(lines 878 894) no Hoare annotation was computed. [2020-10-23 17:59:08,152 INFO L274 CegarLoopResult]: For program point L938(lines 938 945) no Hoare annotation was computed. [2020-10-23 17:59:08,152 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 849 951) no Hoare annotation was computed. [2020-10-23 17:59:08,152 INFO L274 CegarLoopResult]: For program point L899(lines 898 918) no Hoare annotation was computed. [2020-10-23 17:59:08,152 INFO L274 CegarLoopResult]: For program point L930(line 930) no Hoare annotation was computed. [2020-10-23 17:59:08,152 INFO L274 CegarLoopResult]: For program point L930-1(line 930) no Hoare annotation was computed. [2020-10-23 17:59:08,152 INFO L274 CegarLoopResult]: For program point L895(lines 895 936) no Hoare annotation was computed. [2020-10-23 17:59:08,152 INFO L274 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-10-23 17:59:08,152 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 849 951) no Hoare annotation was computed. [2020-10-23 17:59:08,152 INFO L274 CegarLoopResult]: For program point L914-1(line 914) no Hoare annotation was computed. [2020-10-23 17:59:08,152 INFO L274 CegarLoopResult]: For program point L873(lines 873 877) no Hoare annotation was computed. [2020-10-23 17:59:08,153 INFO L274 CegarLoopResult]: For program point L937(lines 937 948) no Hoare annotation was computed. [2020-10-23 17:59:08,153 INFO L274 CegarLoopResult]: For program point L900(lines 900 904) no Hoare annotation was computed. [2020-10-23 17:59:08,153 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:59:08,153 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string80.offset| |old(#t~string80.offset)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string81.base| |old(#t~string81.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string81.offset| |old(#t~string81.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-23 17:59:08,153 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:59:08,153 INFO L274 CegarLoopResult]: For program point L448(lines 448 454) no Hoare annotation was computed. [2020-10-23 17:59:08,154 INFO L270 CegarLoopResult]: At program point L446(line 446) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (<= ~waterLevel~0 2)) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:59:08,154 INFO L274 CegarLoopResult]: For program point L446-1(line 446) no Hoare annotation was computed. [2020-10-23 17:59:08,154 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 441 457) no Hoare annotation was computed. [2020-10-23 17:59:08,154 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 441 457) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (<= ~waterLevel~0 2)) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:59:08,154 INFO L270 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or (not (<= ~waterLevel~0 2)) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:59:08,154 INFO L274 CegarLoopResult]: For program point L452-1(lines 441 457) no Hoare annotation was computed. [2020-10-23 17:59:08,154 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 646 654) the Hoare annotation is: true [2020-10-23 17:59:08,154 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 646 654) no Hoare annotation was computed. [2020-10-23 17:59:08,155 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 646 654) no Hoare annotation was computed. [2020-10-23 17:59:08,155 INFO L277 CegarLoopResult]: At program point L529(line 529) the Hoare annotation is: true [2020-10-23 17:59:08,155 INFO L274 CegarLoopResult]: For program point L531-2(lines 531 535) no Hoare annotation was computed. [2020-10-23 17:59:08,155 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 522 540) no Hoare annotation was computed. [2020-10-23 17:59:08,155 INFO L274 CegarLoopResult]: For program point L529-1(line 529) no Hoare annotation was computed. [2020-10-23 17:59:08,155 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 522 540) the Hoare annotation is: true [2020-10-23 17:59:08,155 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 522 540) no Hoare annotation was computed. [2020-10-23 17:59:08,155 INFO L274 CegarLoopResult]: For program point L531(lines 531 535) no Hoare annotation was computed. [2020-10-23 17:59:08,155 INFO L274 CegarLoopResult]: For program point L606-1(lines 602 613) no Hoare annotation was computed. [2020-10-23 17:59:08,156 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 602 613) the Hoare annotation is: (let ((.cse5 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse7 (not (= 0 ~systemActive~0))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse4 .cse1 .cse2 .cse5 .cse6) (or .cse4 .cse1 .cse2 .cse3 .cse6) (or .cse4 .cse1 .cse7 .cse5 .cse6) (or .cse4 .cse1 .cse7 .cse3 .cse6) (or .cse0 .cse2 .cse3 (not (= 2 ~waterLevel~0)) .cse6))) [2020-10-23 17:59:08,156 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 602 613) no Hoare annotation was computed. [2020-10-23 17:59:08,156 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:59:08,156 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-23 17:59:08,156 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:59:08,156 INFO L270 CegarLoopResult]: At program point L337(line 337) the Hoare annotation is: (let ((.cse18 (+ ~waterLevel~0 1))) (let ((.cse17 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse14 (<= .cse18 |old(~waterLevel~0)|)) (.cse15 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse16 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (and .cse14 .cse15 (<= |old(~waterLevel~0)| .cse18) .cse16)) (.cse12 (not (<= |old(~waterLevel~0)| 2))) (.cse13 (and .cse17 (= ~pumpRunning~0 0))) (.cse7 (and .cse17 .cse15 (<= ~waterLevel~0 0) .cse16)) (.cse8 (and .cse14 .cse15 (= ~waterLevel~0 0) .cse16)) (.cse9 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 0 ~systemActive~0))) (.cse10 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6) (or .cse0 .cse7 .cse8 .cse9 .cse1 .cse10 .cse3) (or .cse1 .cse11 .cse2 .cse3 .cse4) (or .cse12 .cse11 .cse3 .cse6 .cse13) (or .cse12 .cse11 .cse5 .cse6) (or .cse12 .cse0 .cse3 .cse6 .cse13) (or .cse7 .cse8 .cse9 .cse1 .cse11 .cse10 .cse3) (or .cse0 .cse5 .cse10 .cse6))))) [2020-10-23 17:59:08,157 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 321 347) the Hoare annotation is: (let ((.cse7 (not (= 0 ~systemActive~0))) (.cse2 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (.cse9 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse6 .cse7 .cse4 .cse8) (or .cse1 .cse3 .cse9 .cse4 .cse5) (or .cse1 .cse4 .cse9 .cse5 .cse8) (or .cse0 .cse1 .cse7 .cse4 .cse8) (or .cse0 .cse2 .cse3 .cse6 .cse4 .cse5) (or .cse1 (not (<= |old(~waterLevel~0)| 1)) .cse4 .cse5 .cse8) (or .cse0 .cse6 .cse4 .cse5 .cse8) (or .cse3 .cse6 .cse4 .cse9 .cse5))) [2020-10-23 17:59:08,157 INFO L270 CegarLoopResult]: At program point L335(lines 335 341) the Hoare annotation is: (let ((.cse30 (+ ~waterLevel~0 1))) (let ((.cse22 (<= 2 ~waterLevel~0)) (.cse26 (= ~methaneLevelCritical~0 0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse27 (= 1 ~systemActive~0)) (.cse28 (<= ~waterLevel~0 0)) (.cse7 (<= 1 ~switchedOnBeforeTS~0)) (.cse0 (<= .cse30 |old(~waterLevel~0)|)) (.cse20 (<= |old(~waterLevel~0)| .cse30)) (.cse21 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse29 (<= |old(~waterLevel~0)| 1)) (.cse8 (= ~pumpRunning~0 0))) (let ((.cse23 (and .cse21 .cse29 .cse8)) (.cse18 (and .cse7 .cse0 .cse8 .cse20)) (.cse19 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (and .cse7 .cse21 .cse27 .cse8 .cse28)) (.cse13 (not .cse29)) (.cse14 (= ~waterLevel~0 0)) (.cse11 (and (<= 1 ~pumpRunning~0) .cse21 .cse27 .cse26 .cse1 .cse28 .cse2)) (.cse10 (not .cse27)) (.cse12 (not (<= 1 ~methaneLevelCritical~0))) (.cse17 (and .cse21 .cse8)) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse24 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (not .cse26)) (.cse15 (not (= 0 ~systemActive~0))) (.cse25 (and .cse22 .cse8 (<= ~waterLevel~0 2))) (.cse16 (not (= |old(~pumpRunning~0)| 0)))) (and (or (and .cse0 .cse1 .cse2) .cse3 .cse4 .cse5 .cse6 (and .cse7 .cse0 .cse8) .cse9 .cse10 .cse11) (or .cse12 .cse4 .cse5 .cse9 .cse13 .cse10 (and .cse7 .cse0 .cse8 .cse14)) (or .cse6 .cse15 .cse13 .cse16 .cse17) (or .cse18 .cse5 .cse6 .cse19 .cse10 (and .cse0 .cse1 .cse20 .cse2)) (or .cse3 .cse6 (and .cse21 .cse22 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse23 .cse10 .cse16) (or .cse3 .cse12 .cse13 .cse23 .cse10 .cse16) (or .cse18 .cse12 .cse5 .cse19 .cse10) (or .cse4 .cse5 .cse6 .cse9 .cse13 .cse10 .cse14 .cse11) (or .cse3 .cse12 .cse24 .cse25 .cse10 .cse16) (or .cse3 .cse12 .cse15 .cse16 .cse17) (or .cse3 .cse24 .cse6 .cse15 .cse25 .cse16))))) [2020-10-23 17:59:08,157 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 321 347) no Hoare annotation was computed. [2020-10-23 17:59:08,157 INFO L270 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (let ((.cse12 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse5 (and (= 2 ~waterLevel~0) .cse12 .cse13)) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse10 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse12 .cse13)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (= 0 ~systemActive~0))) (.cse11 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse6 .cse2) (or .cse4 .cse5 .cse7 .cse6 .cse2) (or .cse1 .cse8 .cse6 .cse3) (or .cse0 .cse7 .cse2 .cse3) (or .cse0 .cse1 .cse9 .cse10 .cse4 .cse2) (or .cse0 .cse7 .cse8 .cse3) (or .cse10 .cse4 .cse9 .cse7 .cse11 .cse2) (or .cse1 .cse8 .cse11 .cse3)))) [2020-10-23 17:59:08,158 INFO L274 CegarLoopResult]: For program point L328(lines 324 346) no Hoare annotation was computed. [2020-10-23 17:59:08,158 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 321 347) no Hoare annotation was computed. [2020-10-23 17:59:08,158 INFO L274 CegarLoopResult]: For program point L326(lines 324 346) no Hoare annotation was computed. [2020-10-23 17:59:08,158 INFO L274 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-10-23 17:59:08,158 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 214 243) no Hoare annotation was computed. [2020-10-23 17:59:08,158 INFO L277 CegarLoopResult]: At program point L224-2(lines 224 238) the Hoare annotation is: true [2020-10-23 17:59:08,158 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 214 243) the Hoare annotation is: true [2020-10-23 17:59:08,158 INFO L277 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: true [2020-10-23 17:59:08,158 INFO L274 CegarLoopResult]: For program point L220-1(line 220) no Hoare annotation was computed. [2020-10-23 17:59:08,158 INFO L277 CegarLoopResult]: At program point L239(lines 214 243) the Hoare annotation is: true [2020-10-23 17:59:08,158 INFO L274 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-10-23 17:59:08,158 INFO L274 CegarLoopResult]: For program point L228(lines 228 232) no Hoare annotation was computed. [2020-10-23 17:59:08,159 INFO L277 CegarLoopResult]: At program point L228-1(lines 228 232) the Hoare annotation is: true [2020-10-23 17:59:08,159 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 614 622) the Hoare annotation is: true [2020-10-23 17:59:08,159 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 614 622) no Hoare annotation was computed. [2020-10-23 17:59:08,159 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 614 622) no Hoare annotation was computed. [2020-10-23 17:59:08,159 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 578 589) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4))) [2020-10-23 17:59:08,159 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 578 589) no Hoare annotation was computed. [2020-10-23 17:59:08,159 INFO L274 CegarLoopResult]: For program point L582-1(lines 578 589) no Hoare annotation was computed. [2020-10-23 17:59:08,159 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 269 275) no Hoare annotation was computed. [2020-10-23 17:59:08,160 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 269 275) the Hoare annotation is: true [2020-10-23 17:59:08,160 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:59:08,160 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-23 17:59:08,160 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-23 17:59:08,160 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:59:08,160 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 356 380) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse5 .cse2 .cse3 .cse4 .cse6) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse5 .cse3 .cse4 .cse6))) [2020-10-23 17:59:08,160 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 356 380) no Hoare annotation was computed. [2020-10-23 17:59:08,161 INFO L270 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse5) (or .cse6 .cse7 .cse4 .cse8 (not (<= ~waterLevel~0 0)) .cse1) (or (not (= ~waterLevel~0 1)) .cse6 .cse7 .cse4 .cse8 .cse1) (or .cse4 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse5))) [2020-10-23 17:59:08,161 INFO L274 CegarLoopResult]: For program point L375-1(lines 356 380) no Hoare annotation was computed. [2020-10-23 17:59:08,161 INFO L270 CegarLoopResult]: At program point L370(line 370) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= ~waterLevel~0 1))) (.cse4 (and (= processEnvironment__wrappee__highWaterSensor_~tmp~3 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3 (not (= 2 ~waterLevel~0)) .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) (not (<= ~waterLevel~0 2)) .cse1 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse2 .cse4))) [2020-10-23 17:59:08,161 INFO L270 CegarLoopResult]: At program point L366(line 366) the Hoare annotation is: (let ((.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not (= 2 ~waterLevel~0)))) (and (or .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse0 .cse1 .cse3) (or .cse4 .cse5 .cse1 .cse2 .cse6) (or .cse4 .cse1 .cse2 .cse3) (or .cse0 .cse5 .cse1 .cse2 .cse6))) [2020-10-23 17:59:08,161 INFO L274 CegarLoopResult]: For program point L364(lines 364 372) no Hoare annotation was computed. [2020-10-23 17:59:08,161 INFO L270 CegarLoopResult]: At program point L362(line 362) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or .cse2 .cse3 .cse1 .cse4 (not (= 2 ~waterLevel~0))) (or .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse1 .cse4) (or (not (<= ~waterLevel~0 2)) .cse0 .cse3 .cse1 .cse4) (or .cse2 (not (= ~waterLevel~0 1)) .cse3 .cse1 .cse4))) [2020-10-23 17:59:08,162 INFO L274 CegarLoopResult]: For program point L362-1(line 362) no Hoare annotation was computed. [2020-10-23 17:59:08,162 INFO L274 CegarLoopResult]: For program point L360(lines 360 377) no Hoare annotation was computed. [2020-10-23 17:59:08,162 INFO L274 CegarLoopResult]: For program point L594-1(lines 590 601) no Hoare annotation was computed. [2020-10-23 17:59:08,162 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 590 601) no Hoare annotation was computed. [2020-10-23 17:59:08,162 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 590 601) the Hoare annotation is: (let ((.cse8 (not (= 0 ~systemActive~0))) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse10 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= 2 ~waterLevel~0)) (.cse7 (not (= ~pumpRunning~0 0))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse2 .cse8) (or .cse5 .cse9 .cse6 .cse7 .cse8) (or .cse9 .cse6 .cse7 (not (<= |old(~waterLevel~0)| 1)) .cse4) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse6 .cse2 .cse4 .cse10) (or .cse5 .cse6 .cse7 .cse2 .cse4) (or .cse0 .cse6 .cse2 .cse4 (not (<= |old(~waterLevel~0)| 0)) .cse10) (or .cse9 .cse1 .cse7 .cse3 .cse4))) [2020-10-23 17:59:08,162 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 132 139) no Hoare annotation was computed. [2020-10-23 17:59:08,162 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 132 139) the Hoare annotation is: true [2020-10-23 17:59:08,163 INFO L274 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-23 17:59:08,163 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 132 139) no Hoare annotation was computed. [2020-10-23 17:59:08,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 05:59:08 BoogieIcfgContainer [2020-10-23 17:59:08,183 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-23 17:59:08,184 INFO L168 Benchmark]: Toolchain (without parser) took 414105.74 ms. Allocated memory was 151.0 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 132.5 MB in the beginning and 1.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2020-10-23 17:59:08,184 INFO L168 Benchmark]: CDTParser took 1.26 ms. Allocated memory is still 151.0 MB. Free memory is still 123.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 17:59:08,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.10 ms. Allocated memory is still 151.0 MB. Free memory was 132.0 MB in the beginning and 124.5 MB in the end (delta: 7.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 8.0 GB. [2020-10-23 17:59:08,185 INFO L168 Benchmark]: Boogie Preprocessor took 117.24 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 120.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-23 17:59:08,186 INFO L168 Benchmark]: RCFGBuilder took 1523.11 ms. Allocated memory was 151.0 MB in the beginning and 201.3 MB in the end (delta: 50.3 MB). Free memory was 120.3 MB in the beginning and 126.5 MB in the end (delta: -6.2 MB). Peak memory consumption was 44.4 MB. Max. memory is 8.0 GB. [2020-10-23 17:59:08,186 INFO L168 Benchmark]: TraceAbstraction took 411789.83 ms. Allocated memory was 201.3 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 126.0 MB in the beginning and 1.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB. [2020-10-23 17:59:08,188 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 ms. Allocated memory is still 151.0 MB. Free memory is still 123.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 664.10 ms. Allocated memory is still 151.0 MB. Free memory was 132.0 MB in the beginning and 124.5 MB in the end (delta: 7.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 117.24 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 120.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1523.11 ms. Allocated memory was 151.0 MB in the beginning and 201.3 MB in the end (delta: 50.3 MB). Free memory was 120.3 MB in the beginning and 126.5 MB in the end (delta: -6.2 MB). Peak memory consumption was 44.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 411789.83 ms. Allocated memory was 201.3 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 126.0 MB in the beginning and 1.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 983]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 976]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1022]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1029]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: ((((((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || ((((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && waterLevel <= 2) && splverifierCounter == 0)) || ((((1 == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 2) && splverifierCounter == 0)) || (((((1 <= pumpRunning && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && pumpRunning <= switchedOnBeforeTS)) || ((((1 == systemActive && pumpRunning == 0) && waterLevel <= \old(waterLevel) + 1) && \old(methaneLevelCritical) == methaneLevelCritical) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && waterLevel <= 2) && splverifierCounter == 0)) || ((((0 == systemActive && pumpRunning == 0) && waterLevel <= 2) && 1 <= methaneLevelCritical) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 280 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 192.3s, OverallIterations: 14, TraceHistogramMax: 9, AutomataDifference: 168.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 219.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3275 SDtfs, 12956 SDslu, 7797 SDs, 0 SdLazy, 38244 SolverSat, 12525 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 62.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3786 GetRequests, 3172 SyntacticMatches, 15 SemanticMatches, 599 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17955 ImplicationChecksByTransitivity, 89.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5006occurred 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: 5.9s AutomataMinimizationTime, 14 MinimizatonAttempts, 6270 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 76 LocationsWithAnnotation, 10851 PreInvPairs, 12827 NumberOfFragments, 5518 HoareAnnotationTreeSize, 10851 FomulaSimplifications, 11333607287 FormulaSimplificationTreeSizeReduction, 91.6s HoareSimplificationTime, 76 FomulaSimplificationsInter, 36413710 FormulaSimplificationTreeSizeReductionInter, 126.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 12.2s InterpolantComputationTime, 4803 NumberOfCodeBlocks, 4803 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 4783 ConstructedInterpolants, 0 QuantifiedInterpolants, 3068274 SizeOfPredicates, 24 NumberOfNonLiveVariables, 8528 ConjunctsInSsa, 117 ConjunctsInUnsatCore, 20 InterpolantComputations, 9 PerfectInterpolantSequences, 4315/4578 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...