/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy CAMEL_NO_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 20:55:17,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 20:55:17,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 20:55:17,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 20:55:17,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 20:55:17,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 20:55:17,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 20:55:17,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 20:55:17,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 20:55:17,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 20:55:17,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 20:55:17,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 20:55:17,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 20:55:17,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 20:55:17,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 20:55:17,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 20:55:17,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 20:55:17,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 20:55:17,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 20:55:17,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 20:55:17,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 20:55:17,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 20:55:17,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 20:55:17,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 20:55:17,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-19 20:55:17,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-19 20:55:17,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-19 20:55:17,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-19 20:55:17,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-19 20:55:17,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-19 20:55:17,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-19 20:55:17,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-19 20:55:17,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-19 20:55:17,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-19 20:55:17,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-19 20:55:17,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-19 20:55:17,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-19 20:55:17,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-19 20:55:17,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 20:55:17,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 20:55:17,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 20:55:17,656 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-19 20:55:17,675 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 20:55:17,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 20:55:17,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 20:55:17,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 20:55:17,680 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 20:55:17,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 20:55:17,680 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 20:55:17,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 20:55:17,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 20:55:17,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 20:55:17,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 20:55:17,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 20:55:17,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 20:55:17,682 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 20:55:17,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 20:55:17,682 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 20:55:17,682 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 20:55:17,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 20:55:17,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 20:55:17,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 20:55:17,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 20:55:17,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 20:55:17,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 20:55:17,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 20:55:17,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 20:55:17,684 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 20:55:17,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 20:55:17,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 20:55:17,685 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 20:55:17,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_NO_AM [2020-07-19 20:55:17,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 20:55:17,966 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 20:55:17,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 20:55:17,972 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 20:55:17,973 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 20:55:17,974 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c [2020-07-19 20:55:18,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/691ce9222/17182877accc4f618f809e698a0d65a5/FLAG80d07bf18 [2020-07-19 20:55:18,667 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 20:55:18,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c [2020-07-19 20:55:18,682 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/691ce9222/17182877accc4f618f809e698a0d65a5/FLAG80d07bf18 [2020-07-19 20:55:18,991 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/691ce9222/17182877accc4f618f809e698a0d65a5 [2020-07-19 20:55:19,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 20:55:19,003 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 20:55:19,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 20:55:19,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 20:55:19,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 20:55:19,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 08:55:18" (1/1) ... [2020-07-19 20:55:19,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9868b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:55:19, skipping insertion in model container [2020-07-19 20:55:19,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 08:55:18" (1/1) ... [2020-07-19 20:55:19,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 20:55:19,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 20:55:19,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 20:55:19,609 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 20:55:19,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 20:55:19,721 INFO L208 MainTranslator]: Completed translation [2020-07-19 20:55:19,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:55:19 WrapperNode [2020-07-19 20:55:19,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 20:55:19,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 20:55:19,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 20:55:19,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 20:55:19,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:55:19" (1/1) ... [2020-07-19 20:55:19,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:55:19" (1/1) ... [2020-07-19 20:55:19,753 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:55:19" (1/1) ... [2020-07-19 20:55:19,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:55:19" (1/1) ... [2020-07-19 20:55:19,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:55:19" (1/1) ... [2020-07-19 20:55:19,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:55:19" (1/1) ... [2020-07-19 20:55:19,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:55:19" (1/1) ... [2020-07-19 20:55:19,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 20:55:19,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 20:55:19,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 20:55:19,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 20:55:19,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:55:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 20:55:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 20:55:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 20:55:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-19 20:55:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-19 20:55:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-19 20:55:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-19 20:55:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-19 20:55:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-19 20:55:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-07-19 20:55:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-19 20:55:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-19 20:55:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-19 20:55:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-19 20:55:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-19 20:55:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-19 20:55:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-19 20:55:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-19 20:55:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-19 20:55:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-19 20:55:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-19 20:55:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 20:55:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-19 20:55:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-19 20:55:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-19 20:55:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-19 20:55:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-19 20:55:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-19 20:55:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-19 20:55:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-19 20:55:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-19 20:55:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-19 20:55:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-19 20:55:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-19 20:55:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-19 20:55:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-19 20:55:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-19 20:55:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-19 20:55:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-19 20:55:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-19 20:55:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-19 20:55:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 20:55:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 20:55:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-19 20:55:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-19 20:55:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-19 20:55:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-19 20:55:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-19 20:55:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-19 20:55:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-19 20:55:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-19 20:55:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-19 20:55:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-19 20:55:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-19 20:55:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-19 20:55:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-19 20:55:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-19 20:55:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-19 20:55:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-19 20:55:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-19 20:55:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-19 20:55:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-19 20:55:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-19 20:55:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-19 20:55:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-07-19 20:55:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-19 20:55:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-19 20:55:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-19 20:55:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-19 20:55:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-19 20:55:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-19 20:55:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-19 20:55:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 20:55:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-19 20:55:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-19 20:55:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-19 20:55:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-19 20:55:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-19 20:55:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-19 20:55:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-19 20:55:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-19 20:55:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-19 20:55:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-19 20:55:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-19 20:55:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-19 20:55:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-19 20:55:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-19 20:55:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-19 20:55:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-19 20:55:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-19 20:55:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-19 20:55:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-19 20:55:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 20:55:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-19 20:55:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 20:55:20,965 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 20:55:20,966 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-19 20:55:20,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 08:55:20 BoogieIcfgContainer [2020-07-19 20:55:20,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 20:55:20,973 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 20:55:20,973 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 20:55:20,976 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 20:55:20,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 08:55:18" (1/3) ... [2020-07-19 20:55:20,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77dd9034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 08:55:20, skipping insertion in model container [2020-07-19 20:55:20,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:55:19" (2/3) ... [2020-07-19 20:55:20,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77dd9034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 08:55:20, skipping insertion in model container [2020-07-19 20:55:20,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 08:55:20" (3/3) ... [2020-07-19 20:55:20,979 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product46.cil.c [2020-07-19 20:55:20,990 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 20:55:20,998 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 20:55:21,012 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 20:55:21,037 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 20:55:21,037 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 20:55:21,037 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 20:55:21,037 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 20:55:21,038 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 20:55:21,038 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 20:55:21,038 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 20:55:21,038 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 20:55:21,060 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-07-19 20:55:21,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-19 20:55:21,069 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:55:21,070 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:55:21,070 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:55:21,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:55:21,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1417441614, now seen corresponding path program 1 times [2020-07-19 20:55:21,086 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:55:21,087 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615693511] [2020-07-19 20:55:21,087 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 [2020-07-19 20:55:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:21,748 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 20:55:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:21,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:55:21,843 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615693511] [2020-07-19 20:55:21,844 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:55:21,844 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-19 20:55:21,847 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484375332] [2020-07-19 20:55:21,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-19 20:55:21,854 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:55:21,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-19 20:55:21,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-19 20:55:21,872 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 3 states. [2020-07-19 20:55:23,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:55:23,089 INFO L93 Difference]: Finished difference Result 312 states and 408 transitions. [2020-07-19 20:55:23,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-19 20:55:23,091 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-19 20:55:23,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:55:23,107 INFO L225 Difference]: With dead ends: 312 [2020-07-19 20:55:23,107 INFO L226 Difference]: Without dead ends: 169 [2020-07-19 20:55:23,113 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-19 20:55:23,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-07-19 20:55:23,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 134. [2020-07-19 20:55:23,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-07-19 20:55:23,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 158 transitions. [2020-07-19 20:55:23,223 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 158 transitions. Word has length 46 [2020-07-19 20:55:23,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:55:23,224 INFO L479 AbstractCegarLoop]: Abstraction has 134 states and 158 transitions. [2020-07-19 20:55:23,224 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-19 20:55:23,225 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 158 transitions. [2020-07-19 20:55:23,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-19 20:55:23,234 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:55:23,234 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:55:23,234 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 20:55:23,235 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:55:23,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:55:23,236 INFO L82 PathProgramCache]: Analyzing trace with hash -1689810546, now seen corresponding path program 1 times [2020-07-19 20:55:23,237 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:55:23,237 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048995611] [2020-07-19 20:55:23,237 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 [2020-07-19 20:55:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:23,592 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 20:55:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:23,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:23,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:55:23,633 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048995611] [2020-07-19 20:55:23,633 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:55:23,634 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 20:55:23,634 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346332116] [2020-07-19 20:55:23,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 20:55:23,636 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:55:23,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 20:55:23,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 20:55:23,637 INFO L87 Difference]: Start difference. First operand 134 states and 158 transitions. Second operand 4 states. [2020-07-19 20:55:24,054 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:55:24,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:55:24,892 INFO L93 Difference]: Finished difference Result 241 states and 295 transitions. [2020-07-19 20:55:24,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-19 20:55:24,893 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-19 20:55:24,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:55:24,895 INFO L225 Difference]: With dead ends: 241 [2020-07-19 20:55:24,896 INFO L226 Difference]: Without dead ends: 153 [2020-07-19 20:55:24,898 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 20:55:24,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-07-19 20:55:24,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 125. [2020-07-19 20:55:24,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-07-19 20:55:24,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 146 transitions. [2020-07-19 20:55:24,937 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 146 transitions. Word has length 47 [2020-07-19 20:55:24,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:55:24,937 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 146 transitions. [2020-07-19 20:55:24,938 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 20:55:24,938 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 146 transitions. [2020-07-19 20:55:24,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-19 20:55:24,939 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:55:24,940 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:55:24,940 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-19 20:55:24,940 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:55:24,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:55:24,941 INFO L82 PathProgramCache]: Analyzing trace with hash -1011180464, now seen corresponding path program 1 times [2020-07-19 20:55:24,941 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:55:24,941 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850055320] [2020-07-19 20:55:24,941 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 [2020-07-19 20:55:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:25,302 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 20:55:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:25,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:25,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:55:25,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850055320] [2020-07-19 20:55:25,390 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:55:25,390 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-19 20:55:25,390 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748376017] [2020-07-19 20:55:25,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 20:55:25,391 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:55:25,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 20:55:25,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-19 20:55:25,392 INFO L87 Difference]: Start difference. First operand 125 states and 146 transitions. Second operand 8 states. [2020-07-19 20:55:25,755 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 20:55:26,071 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:55:26,352 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 20:55:26,580 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 20:55:27,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:55:27,765 INFO L93 Difference]: Finished difference Result 254 states and 313 transitions. [2020-07-19 20:55:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-19 20:55:27,765 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-07-19 20:55:27,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:55:27,768 INFO L225 Difference]: With dead ends: 254 [2020-07-19 20:55:27,769 INFO L226 Difference]: Without dead ends: 153 [2020-07-19 20:55:27,770 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-19 20:55:27,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-07-19 20:55:27,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 125. [2020-07-19 20:55:27,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-07-19 20:55:27,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 145 transitions. [2020-07-19 20:55:27,805 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 145 transitions. Word has length 52 [2020-07-19 20:55:27,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:55:27,806 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 145 transitions. [2020-07-19 20:55:27,806 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 20:55:27,806 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 145 transitions. [2020-07-19 20:55:27,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-19 20:55:27,807 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:55:27,808 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:55:27,808 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 20:55:27,808 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:55:27,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:55:27,809 INFO L82 PathProgramCache]: Analyzing trace with hash 1017334303, now seen corresponding path program 1 times [2020-07-19 20:55:27,809 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:55:27,809 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783803946] [2020-07-19 20:55:27,809 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 [2020-07-19 20:55:27,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:28,078 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 20:55:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:28,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:28,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:55:28,155 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783803946] [2020-07-19 20:55:28,156 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:55:28,156 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-19 20:55:28,156 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173849157] [2020-07-19 20:55:28,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-19 20:55:28,157 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:55:28,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-19 20:55:28,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-19 20:55:28,157 INFO L87 Difference]: Start difference. First operand 125 states and 145 transitions. Second operand 6 states. [2020-07-19 20:55:28,501 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 20:55:29,671 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:55:30,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:55:30,463 INFO L93 Difference]: Finished difference Result 356 states and 440 transitions. [2020-07-19 20:55:30,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-19 20:55:30,464 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2020-07-19 20:55:30,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:55:30,468 INFO L225 Difference]: With dead ends: 356 [2020-07-19 20:55:30,469 INFO L226 Difference]: Without dead ends: 255 [2020-07-19 20:55:30,474 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-07-19 20:55:30,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-07-19 20:55:30,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 212. [2020-07-19 20:55:30,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-07-19 20:55:30,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 241 transitions. [2020-07-19 20:55:30,541 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 241 transitions. Word has length 65 [2020-07-19 20:55:30,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:55:30,542 INFO L479 AbstractCegarLoop]: Abstraction has 212 states and 241 transitions. [2020-07-19 20:55:30,542 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-19 20:55:30,542 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 241 transitions. [2020-07-19 20:55:30,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-19 20:55:30,543 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:55:30,544 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:55:30,544 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-19 20:55:30,544 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:55:30,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:55:30,545 INFO L82 PathProgramCache]: Analyzing trace with hash 1244154125, now seen corresponding path program 1 times [2020-07-19 20:55:30,545 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:55:30,545 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436637752] [2020-07-19 20:55:30,545 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 [2020-07-19 20:55:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,815 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 20:55:30,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:30,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:55:30,942 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436637752] [2020-07-19 20:55:30,942 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:55:30,942 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-19 20:55:30,942 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186924903] [2020-07-19 20:55:30,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 20:55:30,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:55:30,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 20:55:30,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-19 20:55:30,944 INFO L87 Difference]: Start difference. First operand 212 states and 241 transitions. Second operand 8 states. [2020-07-19 20:55:31,324 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 20:55:32,279 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 20:55:32,586 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 20:55:33,098 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 20:55:33,322 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 20:55:33,573 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:55:34,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:55:34,569 INFO L93 Difference]: Finished difference Result 634 states and 779 transitions. [2020-07-19 20:55:34,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-19 20:55:34,570 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 79 [2020-07-19 20:55:34,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:55:34,574 INFO L225 Difference]: With dead ends: 634 [2020-07-19 20:55:34,574 INFO L226 Difference]: Without dead ends: 446 [2020-07-19 20:55:34,575 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-07-19 20:55:34,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2020-07-19 20:55:34,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 379. [2020-07-19 20:55:34,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2020-07-19 20:55:34,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 432 transitions. [2020-07-19 20:55:34,660 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 432 transitions. Word has length 79 [2020-07-19 20:55:34,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:55:34,660 INFO L479 AbstractCegarLoop]: Abstraction has 379 states and 432 transitions. [2020-07-19 20:55:34,660 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 20:55:34,661 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 432 transitions. [2020-07-19 20:55:34,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-19 20:55:34,662 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:55:34,662 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:55:34,662 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-19 20:55:34,662 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:55:34,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:55:34,663 INFO L82 PathProgramCache]: Analyzing trace with hash -1996569391, now seen corresponding path program 1 times [2020-07-19 20:55:34,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:55:34,663 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261182936] [2020-07-19 20:55:34,663 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 [2020-07-19 20:55:34,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,920 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 20:55:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:35,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:55:35,045 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261182936] [2020-07-19 20:55:35,047 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:55:35,047 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 20:55:35,047 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4453705] [2020-07-19 20:55:35,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 20:55:35,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:55:35,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 20:55:35,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 20:55:35,060 INFO L87 Difference]: Start difference. First operand 379 states and 432 transitions. Second operand 9 states. [2020-07-19 20:55:35,558 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 20:55:36,644 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 20:55:36,904 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:55:37,926 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 20:55:38,173 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 20:55:38,419 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 20:55:38,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:55:38,756 INFO L93 Difference]: Finished difference Result 488 states and 612 transitions. [2020-07-19 20:55:38,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-19 20:55:38,756 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-19 20:55:38,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:55:38,760 INFO L225 Difference]: With dead ends: 488 [2020-07-19 20:55:38,761 INFO L226 Difference]: Without dead ends: 485 [2020-07-19 20:55:38,761 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-19 20:55:38,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2020-07-19 20:55:38,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 379. [2020-07-19 20:55:38,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2020-07-19 20:55:38,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 431 transitions. [2020-07-19 20:55:38,844 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 431 transitions. Word has length 83 [2020-07-19 20:55:38,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:55:38,846 INFO L479 AbstractCegarLoop]: Abstraction has 379 states and 431 transitions. [2020-07-19 20:55:38,846 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 20:55:38,847 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 431 transitions. [2020-07-19 20:55:38,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-07-19 20:55:38,851 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:55:38,851 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:55:38,851 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-19 20:55:38,852 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:55:38,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:55:38,852 INFO L82 PathProgramCache]: Analyzing trace with hash -1098775200, now seen corresponding path program 1 times [2020-07-19 20:55:38,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:55:38,852 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112478851] [2020-07-19 20:55:38,852 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 [2020-07-19 20:55:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,127 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 20:55:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:39,322 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 20:55:39,322 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112478851] [2020-07-19 20:55:39,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:55:39,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 20:55:39,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901236458] [2020-07-19 20:55:39,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 20:55:39,324 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:55:39,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 20:55:39,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 20:55:39,329 INFO L87 Difference]: Start difference. First operand 379 states and 431 transitions. Second operand 9 states. [2020-07-19 20:55:40,365 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 20:55:40,593 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:55:40,816 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:55:41,037 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:55:42,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:55:42,130 INFO L93 Difference]: Finished difference Result 848 states and 1052 transitions. [2020-07-19 20:55:42,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-19 20:55:42,130 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 99 [2020-07-19 20:55:42,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:55:42,134 INFO L225 Difference]: With dead ends: 848 [2020-07-19 20:55:42,134 INFO L226 Difference]: Without dead ends: 493 [2020-07-19 20:55:42,136 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-19 20:55:42,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-07-19 20:55:42,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 389. [2020-07-19 20:55:42,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2020-07-19 20:55:42,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 441 transitions. [2020-07-19 20:55:42,210 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 441 transitions. Word has length 99 [2020-07-19 20:55:42,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:55:42,211 INFO L479 AbstractCegarLoop]: Abstraction has 389 states and 441 transitions. [2020-07-19 20:55:42,211 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 20:55:42,211 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 441 transitions. [2020-07-19 20:55:42,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-07-19 20:55:42,213 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:55:42,213 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] [2020-07-19 20:55:42,213 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-19 20:55:42,213 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:55:42,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:55:42,214 INFO L82 PathProgramCache]: Analyzing trace with hash -205288862, now seen corresponding path program 1 times [2020-07-19 20:55:42,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:55:42,214 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115245587] [2020-07-19 20:55:42,214 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 [2020-07-19 20:55:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,476 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 20:55:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:42,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 20:55:42,609 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115245587] [2020-07-19 20:55:42,609 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:55:42,610 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-19 20:55:42,610 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704798141] [2020-07-19 20:55:42,611 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-19 20:55:42,611 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:55:42,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-19 20:55:42,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-19 20:55:42,612 INFO L87 Difference]: Start difference. First operand 389 states and 441 transitions. Second operand 11 states. [2020-07-19 20:55:43,254 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 20:55:43,509 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:55:43,720 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:55:44,331 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:55:44,567 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:55:44,794 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:55:45,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:55:45,997 INFO L93 Difference]: Finished difference Result 868 states and 1074 transitions. [2020-07-19 20:55:46,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-19 20:55:46,001 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 99 [2020-07-19 20:55:46,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:55:46,007 INFO L225 Difference]: With dead ends: 868 [2020-07-19 20:55:46,007 INFO L226 Difference]: Without dead ends: 503 [2020-07-19 20:55:46,009 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-19 20:55:46,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2020-07-19 20:55:46,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 397. [2020-07-19 20:55:46,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2020-07-19 20:55:46,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 449 transitions. [2020-07-19 20:55:46,123 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 449 transitions. Word has length 99 [2020-07-19 20:55:46,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:55:46,124 INFO L479 AbstractCegarLoop]: Abstraction has 397 states and 449 transitions. [2020-07-19 20:55:46,124 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-19 20:55:46,124 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 449 transitions. [2020-07-19 20:55:46,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-07-19 20:55:46,128 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:55:46,129 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] [2020-07-19 20:55:46,129 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-19 20:55:46,129 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:55:46,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:55:46,130 INFO L82 PathProgramCache]: Analyzing trace with hash -213048221, now seen corresponding path program 1 times [2020-07-19 20:55:46,130 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:55:46,130 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612747510] [2020-07-19 20:55:46,130 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 [2020-07-19 20:55:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,413 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 20:55:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:46,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 20:55:46,579 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612747510] [2020-07-19 20:55:46,579 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:55:46,579 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-19 20:55:46,579 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760177289] [2020-07-19 20:55:46,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-19 20:55:46,580 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:55:46,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-19 20:55:46,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-19 20:55:46,581 INFO L87 Difference]: Start difference. First operand 397 states and 449 transitions. Second operand 7 states. [2020-07-19 20:55:47,109 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 20:55:47,653 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 20:55:49,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:55:49,938 INFO L93 Difference]: Finished difference Result 1210 states and 1548 transitions. [2020-07-19 20:55:49,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-19 20:55:49,939 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 99 [2020-07-19 20:55:49,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:55:49,948 INFO L225 Difference]: With dead ends: 1210 [2020-07-19 20:55:49,948 INFO L226 Difference]: Without dead ends: 837 [2020-07-19 20:55:49,951 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-07-19 20:55:49,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2020-07-19 20:55:50,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 717. [2020-07-19 20:55:50,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 717 states. [2020-07-19 20:55:50,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 843 transitions. [2020-07-19 20:55:50,130 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 843 transitions. Word has length 99 [2020-07-19 20:55:50,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:55:50,134 INFO L479 AbstractCegarLoop]: Abstraction has 717 states and 843 transitions. [2020-07-19 20:55:50,134 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-19 20:55:50,134 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 843 transitions. [2020-07-19 20:55:50,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-07-19 20:55:50,137 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:55:50,137 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] [2020-07-19 20:55:50,138 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-19 20:55:50,138 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:55:50,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:55:50,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1140072279, now seen corresponding path program 1 times [2020-07-19 20:55:50,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:55:50,139 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293753079] [2020-07-19 20:55:50,139 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 [2020-07-19 20:55:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,454 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 20:55:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:50,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-19 20:55:50,831 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293753079] [2020-07-19 20:55:50,831 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1189842589] [2020-07-19 20:55:50,831 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 20:55:51,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:51,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-19 20:55:51,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 20:55:51,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:55:51,405 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 20:55:51,405 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [17] total 22 [2020-07-19 20:55:51,406 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247694282] [2020-07-19 20:55:51,407 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 20:55:51,407 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:55:51,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 20:55:51,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2020-07-19 20:55:51,411 INFO L87 Difference]: Start difference. First operand 717 states and 843 transitions. Second operand 8 states. [2020-07-19 20:55:52,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:55:52,000 INFO L93 Difference]: Finished difference Result 1376 states and 1628 transitions. [2020-07-19 20:55:52,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-19 20:55:52,001 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2020-07-19 20:55:52,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:55:52,005 INFO L225 Difference]: With dead ends: 1376 [2020-07-19 20:55:52,005 INFO L226 Difference]: Without dead ends: 683 [2020-07-19 20:55:52,008 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 128 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2020-07-19 20:55:52,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2020-07-19 20:55:52,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 683. [2020-07-19 20:55:52,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 683 states. [2020-07-19 20:55:52,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 789 transitions. [2020-07-19 20:55:52,220 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 789 transitions. Word has length 103 [2020-07-19 20:55:52,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:55:52,221 INFO L479 AbstractCegarLoop]: Abstraction has 683 states and 789 transitions. [2020-07-19 20:55:52,221 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 20:55:52,221 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 789 transitions. [2020-07-19 20:55:52,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-19 20:55:52,225 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:55:52,226 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 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] [2020-07-19 20:55:52,440 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-19 20:55:52,441 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:55:52,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:55:52,442 INFO L82 PathProgramCache]: Analyzing trace with hash 1934361844, now seen corresponding path program 1 times [2020-07-19 20:55:52,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:55:52,442 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477017048] [2020-07-19 20:55:52,442 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 [2020-07-19 20:55:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,748 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 20:55:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:53,044 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-07-19 20:55:53,047 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477017048] [2020-07-19 20:55:53,047 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56531339] [2020-07-19 20:55:53,048 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3dcb9fd3 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 20:55:53,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:55:53,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-19 20:55:53,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 20:55:53,460 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-19 20:55:53,461 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 20:55:53,461 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [18] total 23 [2020-07-19 20:55:53,461 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550569428] [2020-07-19 20:55:53,462 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 20:55:53,462 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:55:53,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 20:55:53,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2020-07-19 20:55:53,463 INFO L87 Difference]: Start difference. First operand 683 states and 789 transitions. Second operand 8 states. [2020-07-19 20:55:53,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:55:53,929 INFO L93 Difference]: Finished difference Result 1157 states and 1356 transitions. [2020-07-19 20:55:53,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-19 20:55:53,930 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 155 [2020-07-19 20:55:53,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:55:53,931 INFO L225 Difference]: With dead ends: 1157 [2020-07-19 20:55:53,931 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 20:55:53,934 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 195 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2020-07-19 20:55:53,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 20:55:53,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 20:55:53,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 20:55:53,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 20:55:53,935 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2020-07-19 20:55:53,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:55:53,936 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 20:55:53,936 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 20:55:53,936 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 20:55:53,936 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 20:55:54,149 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 20:55:54,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 20:55:55,223 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 199 [2020-07-19 20:55:55,403 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 198 [2020-07-19 20:55:55,590 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-07-19 20:55:55,750 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 200 [2020-07-19 20:55:56,774 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 239 [2020-07-19 20:55:58,140 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 240 [2020-07-19 20:55:59,445 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 240 [2020-07-19 20:56:00,150 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 239 [2020-07-19 20:56:00,449 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 239 [2020-07-19 20:56:00,643 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 18 [2020-07-19 20:56:01,505 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-07-19 20:56:02,024 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-07-19 20:56:02,192 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-07-19 20:56:02,358 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-07-19 20:56:02,540 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-07-19 20:56:03,102 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2020-07-19 20:56:04,002 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 23 [2020-07-19 20:56:04,490 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 19 [2020-07-19 20:56:05,398 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 27 [2020-07-19 20:56:05,561 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-07-19 20:56:05,731 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-07-19 20:56:06,217 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 15 [2020-07-19 20:56:06,407 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 20:56:06,919 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-07-19 20:56:07,431 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2020-07-19 20:56:07,590 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-07-19 20:56:08,097 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 18 [2020-07-19 20:56:08,285 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-19 20:56:08,769 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2020-07-19 20:56:08,941 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-07-19 20:56:09,146 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-07-19 20:56:10,054 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 24 [2020-07-19 20:56:10,552 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-07-19 20:56:11,185 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-07-19 20:56:11,380 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2020-07-19 20:56:11,857 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 18 [2020-07-19 20:56:12,032 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2020-07-19 20:56:12,192 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-07-19 20:56:12,378 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-07-19 20:56:12,552 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2020-07-19 20:56:12,712 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-07-19 20:56:13,623 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 30 [2020-07-19 20:56:13,796 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-07-19 20:56:13,970 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-07-19 20:56:14,465 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-07-19 20:56:14,971 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-07-19 20:56:15,816 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 24 [2020-07-19 20:56:15,971 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-07-19 20:56:16,150 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 9 [2020-07-19 20:56:16,637 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 22 [2020-07-19 20:56:17,144 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2020-07-19 20:56:17,315 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-07-19 20:56:17,525 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-07-19 20:56:18,353 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 27 [2020-07-19 20:56:18,518 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-07-19 20:56:19,353 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 27 [2020-07-19 20:56:19,857 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2020-07-19 20:56:19,862 INFO L268 CegarLoopResult]: For program point L671(lines 671 675) no Hoare annotation was computed. [2020-07-19 20:56:19,862 INFO L268 CegarLoopResult]: For program point L671-1(lines 671 675) no Hoare annotation was computed. [2020-07-19 20:56:19,862 INFO L268 CegarLoopResult]: For program point L666(line 666) no Hoare annotation was computed. [2020-07-19 20:56:19,862 INFO L268 CegarLoopResult]: For program point L665-2(lines 665 686) no Hoare annotation was computed. [2020-07-19 20:56:19,862 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 640 695) no Hoare annotation was computed. [2020-07-19 20:56:19,863 INFO L268 CegarLoopResult]: For program point L687(lines 664 688) no Hoare annotation was computed. [2020-07-19 20:56:19,863 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 640 695) no Hoare annotation was computed. [2020-07-19 20:56:19,863 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 640 695) no Hoare annotation was computed. [2020-07-19 20:56:19,863 INFO L268 CegarLoopResult]: For program point L728(lines 728 732) no Hoare annotation was computed. [2020-07-19 20:56:19,863 INFO L268 CegarLoopResult]: For program point L728-1(lines 728 732) no Hoare annotation was computed. [2020-07-19 20:56:19,863 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 696 755) no Hoare annotation was computed. [2020-07-19 20:56:19,864 INFO L268 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-07-19 20:56:19,864 INFO L268 CegarLoopResult]: For program point L722-2(lines 722 747) no Hoare annotation was computed. [2020-07-19 20:56:19,864 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 696 755) no Hoare annotation was computed. [2020-07-19 20:56:19,864 INFO L268 CegarLoopResult]: For program point L748(lines 721 749) no Hoare annotation was computed. [2020-07-19 20:56:19,864 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 696 755) no Hoare annotation was computed. [2020-07-19 20:56:19,864 INFO L268 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-07-19 20:56:19,864 INFO L268 CegarLoopResult]: For program point L741-1(line 741) no Hoare annotation was computed. [2020-07-19 20:56:19,865 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 441 447) the Hoare annotation is: true [2020-07-19 20:56:19,865 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 441 447) no Hoare annotation was computed. [2020-07-19 20:56:19,865 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 448 456) no Hoare annotation was computed. [2020-07-19 20:56:19,865 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 448 456) the Hoare annotation is: true [2020-07-19 20:56:19,865 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 448 456) no Hoare annotation was computed. [2020-07-19 20:56:19,865 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 399 421) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 20:56:19,865 INFO L264 CegarLoopResult]: At program point L411(line 411) the Hoare annotation is: (or (and (= 1 main_~tmp~5) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 20:56:19,866 INFO L264 CegarLoopResult]: At program point L411-1(line 411) the Hoare annotation is: (or (and (= 1 main_~tmp~5) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 20:56:19,866 INFO L268 CegarLoopResult]: For program point L409(lines 409 416) no Hoare annotation was computed. [2020-07-19 20:56:19,866 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 399 421) no Hoare annotation was computed. [2020-07-19 20:56:19,866 INFO L268 CegarLoopResult]: For program point L409-1(lines 409 416) no Hoare annotation was computed. [2020-07-19 20:56:19,866 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-07-19 20:56:19,866 INFO L264 CegarLoopResult]: At program point L406(line 406) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 20:56:19,867 INFO L264 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 20:56:19,867 INFO L264 CegarLoopResult]: At program point L405-1(line 405) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 20:56:19,867 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 399 421) no Hoare annotation was computed. [2020-07-19 20:56:19,867 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 355 378) no Hoare annotation was computed. [2020-07-19 20:56:19,867 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 355 378) no Hoare annotation was computed. [2020-07-19 20:56:19,867 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 355 378) no Hoare annotation was computed. [2020-07-19 20:56:19,867 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-07-19 20:56:19,867 INFO L268 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-07-19 20:56:19,868 INFO L268 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-07-19 20:56:19,868 INFO L268 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-07-19 20:56:19,868 INFO L268 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-07-19 20:56:19,868 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-07-19 20:56:19,868 INFO L268 CegarLoopResult]: For program point L367(line 367) no Hoare annotation was computed. [2020-07-19 20:56:19,868 INFO L268 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-07-19 20:56:19,868 INFO L268 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-07-19 20:56:19,868 INFO L268 CegarLoopResult]: For program point L364(line 364) no Hoare annotation was computed. [2020-07-19 20:56:19,868 INFO L268 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-07-19 20:56:19,869 INFO L268 CegarLoopResult]: For program point L362(line 362) no Hoare annotation was computed. [2020-07-19 20:56:19,869 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-07-19 20:56:19,869 INFO L268 CegarLoopResult]: For program point L360(line 360) no Hoare annotation was computed. [2020-07-19 20:56:19,869 INFO L268 CegarLoopResult]: For program point L162-1(line 162) no Hoare annotation was computed. [2020-07-19 20:56:19,869 INFO L268 CegarLoopResult]: For program point L160(lines 160 177) no Hoare annotation was computed. [2020-07-19 20:56:19,869 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 156 180) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~methaneLevelCritical~0)) .cse0) (or (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) .cse0))) [2020-07-19 20:56:19,869 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse1) (or .cse2 .cse0 .cse1))) [2020-07-19 20:56:19,869 INFO L268 CegarLoopResult]: For program point L175-1(lines 156 180) no Hoare annotation was computed. [2020-07-19 20:56:19,869 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 156 180) no Hoare annotation was computed. [2020-07-19 20:56:19,869 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= 0 |old(~pumpRunning~0)|)) (.cse1 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~1) (= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) (not .cse3) .cse1 .cse2))) [2020-07-19 20:56:19,870 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (and .cse0 .cse1) (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-19 20:56:19,870 INFO L268 CegarLoopResult]: For program point L164(lines 164 172) no Hoare annotation was computed. [2020-07-19 20:56:19,870 INFO L264 CegarLoopResult]: At program point L162(line 162) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) (not .cse0) .cse3 .cse2) (or .cse1 .cse3 .cse2))) [2020-07-19 20:56:19,870 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 251 259) no Hoare annotation was computed. [2020-07-19 20:56:19,870 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 251 259) the Hoare annotation is: true [2020-07-19 20:56:19,870 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 251 259) no Hoare annotation was computed. [2020-07-19 20:56:19,870 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-07-19 20:56:19,870 INFO L268 CegarLoopResult]: For program point L279(lines 279 287) no Hoare annotation was computed. [2020-07-19 20:56:19,870 INFO L268 CegarLoopResult]: For program point L279-2(lines 279 287) no Hoare annotation was computed. [2020-07-19 20:56:19,870 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 260 295) no Hoare annotation was computed. [2020-07-19 20:56:19,870 INFO L268 CegarLoopResult]: For program point L267(lines 267 275) no Hoare annotation was computed. [2020-07-19 20:56:19,871 INFO L268 CegarLoopResult]: For program point L267-2(lines 267 275) no Hoare annotation was computed. [2020-07-19 20:56:19,871 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 260 295) no Hoare annotation was computed. [2020-07-19 20:56:19,871 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 260 295) no Hoare annotation was computed. [2020-07-19 20:56:19,871 INFO L268 CegarLoopResult]: For program point L290(line 290) no Hoare annotation was computed. [2020-07-19 20:56:19,871 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 434 440) no Hoare annotation was computed. [2020-07-19 20:56:19,871 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 434 440) the Hoare annotation is: true [2020-07-19 20:56:19,871 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 594 639) no Hoare annotation was computed. [2020-07-19 20:56:19,871 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 594 639) no Hoare annotation was computed. [2020-07-19 20:56:19,871 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 594 639) no Hoare annotation was computed. [2020-07-19 20:56:19,871 INFO L268 CegarLoopResult]: For program point L927(lines 927 934) no Hoare annotation was computed. [2020-07-19 20:56:19,871 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 907 952) no Hoare annotation was computed. [2020-07-19 20:56:19,871 INFO L268 CegarLoopResult]: For program point L921(lines 921 941) no Hoare annotation was computed. [2020-07-19 20:56:19,872 INFO L268 CegarLoopResult]: For program point L921-1(lines 921 941) no Hoare annotation was computed. [2020-07-19 20:56:19,872 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 907 952) no Hoare annotation was computed. [2020-07-19 20:56:19,872 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 907 952) no Hoare annotation was computed. [2020-07-19 20:56:19,872 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 386 395) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 20:56:19,872 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 386 395) no Hoare annotation was computed. [2020-07-19 20:56:19,872 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 386 395) no Hoare annotation was computed. [2020-07-19 20:56:19,872 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 240 250) the Hoare annotation is: true [2020-07-19 20:56:19,872 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 240 250) no Hoare annotation was computed. [2020-07-19 20:56:19,872 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 240 250) no Hoare annotation was computed. [2020-07-19 20:56:19,872 INFO L271 CegarLoopResult]: At program point L245(line 245) the Hoare annotation is: true [2020-07-19 20:56:19,872 INFO L268 CegarLoopResult]: For program point L245-1(line 245) no Hoare annotation was computed. [2020-07-19 20:56:19,872 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 232 239) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-19 20:56:19,872 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 232 239) no Hoare annotation was computed. [2020-07-19 20:56:19,873 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 232 239) no Hoare annotation was computed. [2020-07-19 20:56:19,873 INFO L268 CegarLoopResult]: For program point L577(lines 577 583) no Hoare annotation was computed. [2020-07-19 20:56:19,873 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 573 586) no Hoare annotation was computed. [2020-07-19 20:56:19,873 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 573 586) the Hoare annotation is: true [2020-07-19 20:56:19,873 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 573 586) no Hoare annotation was computed. [2020-07-19 20:56:19,873 INFO L264 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (and .cse2 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~2))) (or .cse2 .cse3 .cse1) (or .cse0 .cse4 .cse1) (or .cse4 .cse3 .cse1))) [2020-07-19 20:56:19,873 INFO L268 CegarLoopResult]: For program point L190(lines 190 198) no Hoare annotation was computed. [2020-07-19 20:56:19,874 INFO L264 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse3 .cse0 .cse2) (or .cse4 .cse1 .cse2))) [2020-07-19 20:56:19,874 INFO L268 CegarLoopResult]: For program point L188-1(line 188) no Hoare annotation was computed. [2020-07-19 20:56:19,874 INFO L268 CegarLoopResult]: For program point L186(lines 186 203) no Hoare annotation was computed. [2020-07-19 20:56:19,874 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 182 206) no Hoare annotation was computed. [2020-07-19 20:56:19,874 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 182 206) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-07-19 20:56:19,874 INFO L264 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (let ((.cse3 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse3 .cse0 .cse2) (or .cse4 .cse1 .cse2))) [2020-07-19 20:56:19,874 INFO L268 CegarLoopResult]: For program point L201-1(lines 182 206) no Hoare annotation was computed. [2020-07-19 20:56:19,874 INFO L264 CegarLoopResult]: At program point L196(line 196) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-07-19 20:56:19,874 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 148 154) no Hoare annotation was computed. [2020-07-19 20:56:19,874 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 148 154) the Hoare annotation is: true [2020-07-19 20:56:19,874 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 20:56:19,874 INFO L268 CegarLoopResult]: For program point L93(lines 93 97) no Hoare annotation was computed. [2020-07-19 20:56:19,875 INFO L264 CegarLoopResult]: At program point L93-2(lines 85 98) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2020-07-19 20:56:19,875 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-07-19 20:56:19,875 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2020-07-19 20:56:19,875 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-07-19 20:56:19,875 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-07-19 20:56:19,875 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and .cse0 (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse1))) [2020-07-19 20:56:19,875 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-19 20:56:19,875 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-07-19 20:56:19,875 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and .cse0 (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse1))) [2020-07-19 20:56:19,876 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and .cse0 (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse1))) [2020-07-19 20:56:19,876 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-07-19 20:56:19,876 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-07-19 20:56:19,876 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-07-19 20:56:19,876 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 20:56:19,876 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-07-19 20:56:19,876 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 861 906) no Hoare annotation was computed. [2020-07-19 20:56:19,876 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 861 906) no Hoare annotation was computed. [2020-07-19 20:56:19,876 INFO L268 CegarLoopResult]: For program point L881(lines 881 888) no Hoare annotation was computed. [2020-07-19 20:56:19,876 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 861 906) no Hoare annotation was computed. [2020-07-19 20:56:19,876 INFO L268 CegarLoopResult]: For program point L875(lines 875 895) no Hoare annotation was computed. [2020-07-19 20:56:19,876 INFO L268 CegarLoopResult]: For program point L875-1(lines 875 895) no Hoare annotation was computed. [2020-07-19 20:56:19,876 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 207 214) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-19 20:56:19,876 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 207 214) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 207 214) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 541 563) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 541 563) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point L549(lines 549 557) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 541 563) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point L549-2(lines 549 557) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 424 433) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 424 433) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 424 433) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 758 860) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point L828(lines 806 829) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point L787(lines 787 803) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point L847(lines 847 854) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point L808(lines 807 827) no Hoare annotation was computed. [2020-07-19 20:56:19,877 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-07-19 20:56:19,878 INFO L268 CegarLoopResult]: For program point L839-1(line 839) no Hoare annotation was computed. [2020-07-19 20:56:19,878 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 758 860) no Hoare annotation was computed. [2020-07-19 20:56:19,878 INFO L268 CegarLoopResult]: For program point L804(lines 804 845) no Hoare annotation was computed. [2020-07-19 20:56:19,878 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-07-19 20:56:19,878 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-07-19 20:56:19,878 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 758 860) no Hoare annotation was computed. [2020-07-19 20:56:19,878 INFO L268 CegarLoopResult]: For program point L782(lines 782 786) no Hoare annotation was computed. [2020-07-19 20:56:19,878 INFO L268 CegarLoopResult]: For program point L846(lines 846 857) no Hoare annotation was computed. [2020-07-19 20:56:19,878 INFO L268 CegarLoopResult]: For program point L809(lines 809 813) no Hoare annotation was computed. [2020-07-19 20:56:19,878 INFO L268 CegarLoopResult]: For program point L807-2(lines 807 827) no Hoare annotation was computed. [2020-07-19 20:56:19,878 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 20:56:19,879 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-19 20:56:19,879 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 20:56:19,879 INFO L268 CegarLoopResult]: For program point L226-1(lines 215 231) no Hoare annotation was computed. [2020-07-19 20:56:19,879 INFO L268 CegarLoopResult]: For program point L222(lines 222 228) no Hoare annotation was computed. [2020-07-19 20:56:19,879 INFO L264 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-07-19 20:56:19,879 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 215 231) no Hoare annotation was computed. [2020-07-19 20:56:19,879 INFO L268 CegarLoopResult]: For program point L220-1(line 220) no Hoare annotation was computed. [2020-07-19 20:56:19,880 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 215 231) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-07-19 20:56:19,880 INFO L264 CegarLoopResult]: At program point L226(line 226) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 2 ~waterLevel~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-07-19 20:56:19,880 INFO L268 CegarLoopResult]: For program point L305(lines 305 309) no Hoare annotation was computed. [2020-07-19 20:56:19,880 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 296 314) no Hoare annotation was computed. [2020-07-19 20:56:19,880 INFO L271 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: true [2020-07-19 20:56:19,880 INFO L268 CegarLoopResult]: For program point L305-2(lines 305 309) no Hoare annotation was computed. [2020-07-19 20:56:19,880 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-07-19 20:56:19,880 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 296 314) the Hoare annotation is: true [2020-07-19 20:56:19,881 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 296 314) no Hoare annotation was computed. [2020-07-19 20:56:19,881 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 564 572) no Hoare annotation was computed. [2020-07-19 20:56:19,881 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 564 572) no Hoare annotation was computed. [2020-07-19 20:56:19,881 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 564 572) no Hoare annotation was computed. [2020-07-19 20:56:19,881 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 520 531) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~methaneLevelCritical~0)| 0)) .cse1) (or .cse0 (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~methaneLevelCritical~0)|)) .cse1))) [2020-07-19 20:56:19,881 INFO L268 CegarLoopResult]: For program point L524-1(lines 520 531) no Hoare annotation was computed. [2020-07-19 20:56:19,881 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 520 531) no Hoare annotation was computed. [2020-07-19 20:56:19,881 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-19 20:56:19,882 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-19 20:56:19,882 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-19 20:56:19,882 INFO L268 CegarLoopResult]: For program point L128(lines 127 146) no Hoare annotation was computed. [2020-07-19 20:56:19,882 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 124 147) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-07-19 20:56:19,882 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 124 147) no Hoare annotation was computed. [2020-07-19 20:56:19,882 INFO L264 CegarLoopResult]: At program point L137(line 137) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (and .cse3 (not (= 0 |old(~pumpRunning~0)|)))) (.cse1 (and .cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2)))) [2020-07-19 20:56:19,882 INFO L264 CegarLoopResult]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= 0 ~pumpRunning~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (and .cse6 .cse5)) (.cse3 (and .cse1 .cse6)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 (<= 2 ~waterLevel~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 (not (= 1 |old(~waterLevel~0)|)) .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4)))) [2020-07-19 20:56:19,883 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 124 147) no Hoare annotation was computed. [2020-07-19 20:56:19,883 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) (and .cse3 .cse0 .cse4) .cse2) (or (and .cse3 .cse4) .cse1 .cse2))) [2020-07-19 20:56:19,883 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 325 354) no Hoare annotation was computed. [2020-07-19 20:56:19,883 INFO L271 CegarLoopResult]: At program point L350(lines 325 354) the Hoare annotation is: true [2020-07-19 20:56:19,883 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 325 354) the Hoare annotation is: true [2020-07-19 20:56:19,883 INFO L268 CegarLoopResult]: For program point L346(line 346) no Hoare annotation was computed. [2020-07-19 20:56:19,883 INFO L268 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-07-19 20:56:19,884 INFO L271 CegarLoopResult]: At program point L339-1(lines 339 343) the Hoare annotation is: true [2020-07-19 20:56:19,884 INFO L268 CegarLoopResult]: For program point L336(line 336) no Hoare annotation was computed. [2020-07-19 20:56:19,884 INFO L271 CegarLoopResult]: At program point L335-2(lines 335 349) the Hoare annotation is: true [2020-07-19 20:56:19,884 INFO L271 CegarLoopResult]: At program point L331(line 331) the Hoare annotation is: true [2020-07-19 20:56:19,884 INFO L268 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-07-19 20:56:19,884 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 532 540) the Hoare annotation is: true [2020-07-19 20:56:19,884 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 532 540) no Hoare annotation was computed. [2020-07-19 20:56:19,884 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 532 540) no Hoare annotation was computed. [2020-07-19 20:56:19,884 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 496 507) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-07-19 20:56:19,885 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 496 507) no Hoare annotation was computed. [2020-07-19 20:56:19,885 INFO L268 CegarLoopResult]: For program point L500-1(lines 496 507) no Hoare annotation was computed. [2020-07-19 20:56:19,885 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 379 385) no Hoare annotation was computed. [2020-07-19 20:56:19,885 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 379 385) the Hoare annotation is: true [2020-07-19 20:56:19,885 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 20:56:19,885 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-19 20:56:19,885 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 20:56:19,885 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 20:56:19,885 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 315 322) no Hoare annotation was computed. [2020-07-19 20:56:19,886 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 315 322) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (= 1 |old(~systemActive~0)|)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-07-19 20:56:19,886 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 315 322) no Hoare annotation was computed. [2020-07-19 20:56:19,886 INFO L268 CegarLoopResult]: For program point L512-1(lines 508 519) no Hoare annotation was computed. [2020-07-19 20:56:19,886 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 508 519) no Hoare annotation was computed. [2020-07-19 20:56:19,886 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 508 519) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 (not (= 0 ~pumpRunning~0)) .cse1) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-07-19 20:56:19,886 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 458 465) no Hoare annotation was computed. [2020-07-19 20:56:19,886 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 462) no Hoare annotation was computed. [2020-07-19 20:56:19,886 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 458 465) the Hoare annotation is: true [2020-07-19 20:56:19,887 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 458 465) no Hoare annotation was computed. [2020-07-19 20:56:19,887 INFO L264 CegarLoopResult]: At program point L481(line 481) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= 0 ~methaneLevelCritical~0)) .cse0) (or (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) .cse0))) [2020-07-19 20:56:19,887 INFO L268 CegarLoopResult]: For program point L479(lines 479 485) no Hoare annotation was computed. [2020-07-19 20:56:19,887 INFO L264 CegarLoopResult]: At program point L477(line 477) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-07-19 20:56:19,887 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 467 491) the Hoare annotation is: true [2020-07-19 20:56:19,887 INFO L268 CegarLoopResult]: For program point L477-1(line 477) no Hoare annotation was computed. [2020-07-19 20:56:19,887 INFO L268 CegarLoopResult]: For program point L475(lines 475 488) no Hoare annotation was computed. [2020-07-19 20:56:19,887 INFO L268 CegarLoopResult]: For program point L475-1(lines 467 491) no Hoare annotation was computed. [2020-07-19 20:56:19,888 INFO L271 CegarLoopResult]: At program point L473(line 473) the Hoare annotation is: true [2020-07-19 20:56:19,888 INFO L268 CegarLoopResult]: For program point L473-1(line 473) no Hoare annotation was computed. [2020-07-19 20:56:19,888 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 467 491) no Hoare annotation was computed. [2020-07-19 20:56:19,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 08:56:19 BoogieIcfgContainer [2020-07-19 20:56:19,906 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 20:56:19,908 INFO L168 Benchmark]: Toolchain (without parser) took 60905.95 ms. Allocated memory was 136.8 MB in the beginning and 858.3 MB in the end (delta: 721.4 MB). Free memory was 99.8 MB in the beginning and 717.6 MB in the end (delta: -617.8 MB). Peak memory consumption was 724.6 MB. Max. memory is 7.1 GB. [2020-07-19 20:56:19,909 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 136.8 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-19 20:56:19,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 718.12 ms. Allocated memory was 136.8 MB in the beginning and 202.9 MB in the end (delta: 66.1 MB). Free memory was 99.4 MB in the beginning and 170.8 MB in the end (delta: -71.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2020-07-19 20:56:19,910 INFO L168 Benchmark]: Boogie Preprocessor took 87.73 ms. Allocated memory is still 202.9 MB. Free memory was 170.8 MB in the beginning and 166.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-19 20:56:19,911 INFO L168 Benchmark]: RCFGBuilder took 1160.37 ms. Allocated memory was 202.9 MB in the beginning and 232.8 MB in the end (delta: 29.9 MB). Free memory was 166.6 MB in the beginning and 196.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. [2020-07-19 20:56:19,911 INFO L168 Benchmark]: TraceAbstraction took 58933.65 ms. Allocated memory was 232.8 MB in the beginning and 858.3 MB in the end (delta: 625.5 MB). Free memory was 196.4 MB in the beginning and 717.6 MB in the end (delta: -521.3 MB). Peak memory consumption was 725.2 MB. Max. memory is 7.1 GB. [2020-07-19 20:56:19,914 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 136.8 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 718.12 ms. Allocated memory was 136.8 MB in the beginning and 202.9 MB in the end (delta: 66.1 MB). Free memory was 99.4 MB in the beginning and 170.8 MB in the end (delta: -71.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.73 ms. Allocated memory is still 202.9 MB. Free memory was 170.8 MB in the beginning and 166.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1160.37 ms. Allocated memory was 202.9 MB in the beginning and 232.8 MB in the end (delta: 29.9 MB). Free memory was 166.6 MB in the beginning and 196.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 58933.65 ms. Allocated memory was 232.8 MB in the beginning and 858.3 MB in the end (delta: 625.5 MB). Free memory was 196.4 MB in the beginning and 717.6 MB in the end (delta: -521.3 MB). Peak memory consumption was 725.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 462]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel))) || ((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 == systemActive)) || (((0 == splverifierCounter && 1 <= methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 33.1s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 25.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 25.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1631 SDtfs, 1913 SDslu, 2677 SDs, 0 SdLazy, 5747 SolverSat, 1172 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 704 GetRequests, 564 SyntacticMatches, 5 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 282 ImplicationChecksByTransitivity, 10.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=717occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 637 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1490 PreInvPairs, 1587 NumberOfFragments, 1617 HoareAnnotationTreeSize, 1490 FomulaSimplifications, 33384016 FormulaSimplificationTreeSizeReduction, 6.2s HoareSimplificationTime, 62 FomulaSimplificationsInter, 1319132 FormulaSimplificationTreeSizeReductionInter, 19.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 1185 NumberOfCodeBlocks, 1185 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1172 ConstructedInterpolants, 0 QuantifiedInterpolants, 371890 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1686 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 108/113 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...