/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-23 16:26:13,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-23 16:26:13,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-23 16:26:13,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-23 16:26:13,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-23 16:26:13,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-23 16:26:13,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-23 16:26:13,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-23 16:26:13,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-23 16:26:13,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-23 16:26:13,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-23 16:26:13,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-23 16:26:13,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-23 16:26:13,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-23 16:26:13,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-23 16:26:13,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-23 16:26:13,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-23 16:26:13,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-23 16:26:13,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-23 16:26:13,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-23 16:26:13,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-23 16:26:13,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-23 16:26:13,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-23 16:26:13,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-23 16:26:13,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-23 16:26:13,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-23 16:26:13,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-23 16:26:13,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-23 16:26:13,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-23 16:26:13,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-23 16:26:13,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-23 16:26:13,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-23 16:26:13,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-23 16:26:13,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-23 16:26:13,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-23 16:26:13,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-23 16:26:13,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-23 16:26:13,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-23 16:26:13,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-23 16:26:13,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-23 16:26:13,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-23 16:26:13,693 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-23 16:26:13,716 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-23 16:26:13,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-23 16:26:13,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-23 16:26:13,720 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-23 16:26:13,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-23 16:26:13,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-23 16:26:13,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-23 16:26:13,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-23 16:26:13,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-23 16:26:13,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-23 16:26:13,723 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-23 16:26:13,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-23 16:26:13,723 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-23 16:26:13,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-23 16:26:13,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-23 16:26:13,724 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-23 16:26:13,724 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-23 16:26:13,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-23 16:26:13,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 16:26:13,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-23 16:26:13,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-23 16:26:13,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-23 16:26:13,725 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-23 16:26:14,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-23 16:26:14,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-23 16:26:14,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-23 16:26:14,170 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-23 16:26:14,170 INFO L275 PluginConnector]: CDTParser initialized [2021-02-23 16:26:14,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product48.cil.c [2021-02-23 16:26:14,258 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a40ece354/ebd735a28e4b4bb6be9cd285c83824a0/FLAG491e862cc [2021-02-23 16:26:15,052 INFO L306 CDTParser]: Found 1 translation units. [2021-02-23 16:26:15,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product48.cil.c [2021-02-23 16:26:15,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a40ece354/ebd735a28e4b4bb6be9cd285c83824a0/FLAG491e862cc [2021-02-23 16:26:15,295 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a40ece354/ebd735a28e4b4bb6be9cd285c83824a0 [2021-02-23 16:26:15,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-23 16:26:15,309 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-23 16:26:15,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-23 16:26:15,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-23 16:26:15,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-23 16:26:15,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 04:26:15" (1/1) ... [2021-02-23 16:26:15,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10814d88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 04:26:15, skipping insertion in model container [2021-02-23 16:26:15,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 04:26:15" (1/1) ... [2021-02-23 16:26:15,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-23 16:26:15,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-23 16:26:15,517 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product48.cil.c[1281,1294] [2021-02-23 16:26:15,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 16:26:15,681 INFO L203 MainTranslator]: Completed pre-run [2021-02-23 16:26:15,698 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product48.cil.c[1281,1294] [2021-02-23 16:26:15,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 16:26:15,863 INFO L208 MainTranslator]: Completed translation [2021-02-23 16:26:15,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 04:26:15 WrapperNode [2021-02-23 16:26:15,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-23 16:26:15,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-23 16:26:15,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-23 16:26:15,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-23 16:26:15,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 04:26:15" (1/1) ... [2021-02-23 16:26:15,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 04:26:15" (1/1) ... [2021-02-23 16:26:15,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 04:26:15" (1/1) ... [2021-02-23 16:26:15,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 04:26:15" (1/1) ... [2021-02-23 16:26:15,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 04:26:15" (1/1) ... [2021-02-23 16:26:15,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 04:26:15" (1/1) ... [2021-02-23 16:26:15,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 04:26:15" (1/1) ... [2021-02-23 16:26:16,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-23 16:26:16,012 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-23 16:26:16,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-23 16:26:16,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-23 16:26:16,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 04:26:15" (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 [2021-02-23 16:26:16,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-23 16:26:16,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-23 16:26:16,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-23 16:26:16,179 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-23 16:26:16,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-23 16:26:16,180 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-23 16:26:16,180 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-23 16:26:16,180 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-23 16:26:16,181 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-23 16:26:16,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2021-02-23 16:26:16,182 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-23 16:26:16,182 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-23 16:26:16,182 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-23 16:26:16,182 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-23 16:26:16,182 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-23 16:26:16,183 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-23 16:26:16,183 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2021-02-23 16:26:16,183 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-23 16:26:16,184 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-23 16:26:16,184 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-02-23 16:26:16,187 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-23 16:26:16,187 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2021-02-23 16:26:16,187 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-23 16:26:16,188 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-23 16:26:16,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-23 16:26:16,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-23 16:26:16,189 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-23 16:26:16,189 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2021-02-23 16:26:16,189 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2021-02-23 16:26:16,189 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-23 16:26:16,189 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-23 16:26:16,189 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-23 16:26:16,190 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-23 16:26:16,190 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-23 16:26:16,190 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-23 16:26:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-23 16:26:16,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-23 16:26:16,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-23 16:26:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-23 16:26:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-23 16:26:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-23 16:26:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-23 16:26:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-23 16:26:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-23 16:26:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-23 16:26:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-23 16:26:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-23 16:26:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-23 16:26:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-23 16:26:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-23 16:26:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-23 16:26:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-23 16:26:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-23 16:26:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-23 16:26:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-23 16:26:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-23 16:26:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2021-02-23 16:26:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-23 16:26:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-23 16:26:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-23 16:26:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-23 16:26:16,199 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2021-02-23 16:26:16,199 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-23 16:26:16,199 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-23 16:26:16,199 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-23 16:26:16,199 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-23 16:26:16,199 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2021-02-23 16:26:16,199 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-23 16:26:16,200 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-23 16:26:16,200 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-23 16:26:16,200 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2021-02-23 16:26:16,200 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-02-23 16:26:16,200 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-23 16:26:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2021-02-23 16:26:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-23 16:26:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-23 16:26:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-23 16:26:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-23 16:26:16,202 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-23 16:26:16,203 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-23 16:26:16,203 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-23 16:26:16,203 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-23 16:26:16,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-23 16:26:16,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-23 16:26:16,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-23 16:26:16,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-23 16:26:16,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-23 16:26:16,206 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-23 16:26:16,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-23 16:26:16,206 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-23 16:26:16,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-23 16:26:16,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-23 16:26:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-23 16:26:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-23 16:26:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-23 16:26:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-23 16:26:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-23 16:26:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-23 16:26:17,438 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-23 16:26:17,438 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-23 16:26:17,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 04:26:17 BoogieIcfgContainer [2021-02-23 16:26:17,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-23 16:26:17,443 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-23 16:26:17,444 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-23 16:26:17,447 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-23 16:26:17,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 04:26:15" (1/3) ... [2021-02-23 16:26:17,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5adcc23f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 04:26:17, skipping insertion in model container [2021-02-23 16:26:17,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 04:26:15" (2/3) ... [2021-02-23 16:26:17,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5adcc23f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 04:26:17, skipping insertion in model container [2021-02-23 16:26:17,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 04:26:17" (3/3) ... [2021-02-23 16:26:17,451 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product48.cil.c [2021-02-23 16:26:17,458 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-23 16:26:17,464 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-23 16:26:17,484 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-23 16:26:17,507 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-23 16:26:17,508 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-23 16:26:17,508 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-23 16:26:17,508 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-23 16:26:17,508 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-23 16:26:17,508 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-23 16:26:17,508 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-23 16:26:17,509 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-23 16:26:17,532 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states. [2021-02-23 16:26:17,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-02-23 16:26:17,553 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 16:26:17,554 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 16:26:17,554 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 16:26:17,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 16:26:17,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1392888966, now seen corresponding path program 1 times [2021-02-23 16:26:17,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 16:26:17,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [716671373] [2021-02-23 16:26:17,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 16:26:17,654 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 16:26:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:18,062 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:18,063 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:18,064 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:18,064 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:18,365 WARN L202 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-02-23 16:26:18,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 16:26:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:18,498 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:18,499 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:18,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-02-23 16:26:18,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:18,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:18,531 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:18,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-02-23 16:26:18,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:18,536 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:18,537 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:18,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-02-23 16:26:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:18,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:18,553 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:18,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-02-23 16:26:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:18,556 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:18,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:18,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-23 16:26:18,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:18,564 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:18,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:18,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-02-23 16:26:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:18,575 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:18,576 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:18,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-02-23 16:26:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:18,582 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:18,583 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:18,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 16:26:18,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [716671373] [2021-02-23 16:26:18,628 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 16:26:18,628 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-23 16:26:18,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914477672] [2021-02-23 16:26:18,633 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-23 16:26:18,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 16:26:18,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-23 16:26:18,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-23 16:26:18,650 INFO L87 Difference]: Start difference. First operand 337 states. Second operand 3 states. [2021-02-23 16:26:20,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 16:26:20,656 INFO L93 Difference]: Finished difference Result 538 states and 641 transitions. [2021-02-23 16:26:20,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-23 16:26:20,659 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 158 [2021-02-23 16:26:20,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 16:26:20,676 INFO L225 Difference]: With dead ends: 538 [2021-02-23 16:26:20,676 INFO L226 Difference]: Without dead ends: 331 [2021-02-23 16:26:20,682 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-23 16:26:20,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2021-02-23 16:26:20,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 285. [2021-02-23 16:26:20,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2021-02-23 16:26:20,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 312 transitions. [2021-02-23 16:26:20,880 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 312 transitions. Word has length 158 [2021-02-23 16:26:20,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 16:26:20,881 INFO L480 AbstractCegarLoop]: Abstraction has 285 states and 312 transitions. [2021-02-23 16:26:20,881 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-02-23 16:26:20,881 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 312 transitions. [2021-02-23 16:26:20,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-02-23 16:26:20,886 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 16:26:20,886 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 16:26:20,886 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-23 16:26:20,887 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 16:26:20,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 16:26:20,887 INFO L82 PathProgramCache]: Analyzing trace with hash 575895172, now seen corresponding path program 1 times [2021-02-23 16:26:20,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 16:26:20,888 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [293377483] [2021-02-23 16:26:20,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 16:26:20,892 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 16:26:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:21,028 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:21,030 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:21,031 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:21,033 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:21,038 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:21,038 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:21,372 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-02-23 16:26:21,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 16:26:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:21,416 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:21,417 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:21,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-02-23 16:26:21,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:21,427 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:21,428 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:21,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-02-23 16:26:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:21,430 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:21,431 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:21,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-02-23 16:26:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:21,434 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:21,434 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:21,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-02-23 16:26:21,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:21,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:21,438 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:21,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-02-23 16:26:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:21,440 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:21,441 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:21,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-02-23 16:26:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:21,444 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:21,445 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:21,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-02-23 16:26:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:21,448 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:21,448 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:21,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 16:26:21,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [293377483] [2021-02-23 16:26:21,519 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 16:26:21,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-23 16:26:21,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258621935] [2021-02-23 16:26:21,521 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-23 16:26:21,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 16:26:21,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-23 16:26:21,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-23 16:26:21,522 INFO L87 Difference]: Start difference. First operand 285 states and 312 transitions. Second operand 4 states. [2021-02-23 16:26:22,236 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 16:26:23,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 16:26:23,561 INFO L93 Difference]: Finished difference Result 444 states and 503 transitions. [2021-02-23 16:26:23,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-23 16:26:23,562 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 159 [2021-02-23 16:26:23,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 16:26:23,568 INFO L225 Difference]: With dead ends: 444 [2021-02-23 16:26:23,568 INFO L226 Difference]: Without dead ends: 314 [2021-02-23 16:26:23,571 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-02-23 16:26:23,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2021-02-23 16:26:23,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 275. [2021-02-23 16:26:23,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2021-02-23 16:26:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 299 transitions. [2021-02-23 16:26:23,726 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 299 transitions. Word has length 159 [2021-02-23 16:26:23,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 16:26:23,729 INFO L480 AbstractCegarLoop]: Abstraction has 275 states and 299 transitions. [2021-02-23 16:26:23,729 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-23 16:26:23,734 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 299 transitions. [2021-02-23 16:26:23,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-02-23 16:26:23,742 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 16:26:23,743 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 16:26:23,743 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-23 16:26:23,743 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 16:26:23,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 16:26:23,744 INFO L82 PathProgramCache]: Analyzing trace with hash 155692963, now seen corresponding path program 1 times [2021-02-23 16:26:23,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 16:26:23,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [746081880] [2021-02-23 16:26:23,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 16:26:23,749 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 16:26:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:23,881 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:23,882 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:23,883 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:23,883 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:23,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:23,889 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:23,894 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:23,895 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:23,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:23,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 16:26:23,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:23,902 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:24,218 WARN L202 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-02-23 16:26:24,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 16:26:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:24,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:24,273 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:24,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-02-23 16:26:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:24,282 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:24,282 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:24,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-02-23 16:26:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:24,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:24,285 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:24,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-02-23 16:26:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:24,294 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:24,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:24,302 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:24,303 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 16:26:24,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:24,318 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 16:26:24,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-02-23 16:26:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:24,334 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:24,334 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:24,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-02-23 16:26:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:24,350 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:24,350 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:24,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-02-23 16:26:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:24,366 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:24,366 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:24,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-02-23 16:26:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:24,369 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:24,369 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:24,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-02-23 16:26:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:24,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:24,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:24,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 16:26:24,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [746081880] [2021-02-23 16:26:24,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 16:26:24,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-23 16:26:24,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774729496] [2021-02-23 16:26:24,421 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-23 16:26:24,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 16:26:24,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-23 16:26:24,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-02-23 16:26:24,422 INFO L87 Difference]: Start difference. First operand 275 states and 299 transitions. Second operand 10 states. [2021-02-23 16:26:25,112 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-02-23 16:26:25,545 WARN L202 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 16:26:25,937 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 16:26:26,310 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-23 16:26:26,718 WARN L202 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 16:26:27,081 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-23 16:26:28,173 WARN L202 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 16:26:31,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 16:26:31,338 INFO L93 Difference]: Finished difference Result 765 states and 893 transitions. [2021-02-23 16:26:31,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-23 16:26:31,339 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 172 [2021-02-23 16:26:31,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 16:26:31,346 INFO L225 Difference]: With dead ends: 765 [2021-02-23 16:26:31,346 INFO L226 Difference]: Without dead ends: 605 [2021-02-23 16:26:31,348 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-02-23 16:26:31,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2021-02-23 16:26:31,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 506. [2021-02-23 16:26:31,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 506 states. [2021-02-23 16:26:31,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 569 transitions. [2021-02-23 16:26:31,572 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 569 transitions. Word has length 172 [2021-02-23 16:26:31,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 16:26:31,573 INFO L480 AbstractCegarLoop]: Abstraction has 506 states and 569 transitions. [2021-02-23 16:26:31,573 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-23 16:26:31,573 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 569 transitions. [2021-02-23 16:26:31,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-02-23 16:26:31,577 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 16:26:31,577 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 16:26:31,577 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-23 16:26:31,577 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 16:26:31,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 16:26:31,578 INFO L82 PathProgramCache]: Analyzing trace with hash -1919378668, now seen corresponding path program 1 times [2021-02-23 16:26:31,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 16:26:31,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [652498504] [2021-02-23 16:26:31,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 16:26:31,582 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 16:26:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:31,663 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:31,664 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:31,667 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:31,667 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:31,668 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:31,668 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:31,669 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:31,669 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:31,670 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:31,670 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:31,671 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:31,671 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:31,675 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:31,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:31,680 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:31,681 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:31,997 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-02-23 16:26:31,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 16:26:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:32,046 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:32,046 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:32,047 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:32,047 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 16:26:32,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-02-23 16:26:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:32,055 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:32,056 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:32,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-02-23 16:26:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:32,058 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:32,059 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:32,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-02-23 16:26:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:32,062 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:32,063 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:32,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-02-23 16:26:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:32,065 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:32,066 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:32,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-02-23 16:26:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:32,081 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:32,082 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:32,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-02-23 16:26:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:32,085 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:32,085 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:32,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-02-23 16:26:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:32,090 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:32,091 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:32,091 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:32,092 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:32,102 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:32,103 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 16:26:32,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-02-23 16:26:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 16:26:32,116 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 16:26:32,116 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 16:26:32,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 16:26:32,164 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [652498504] [2021-02-23 16:26:32,164 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 16:26:32,164 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-23 16:26:32,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073482476] [2021-02-23 16:26:32,165 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-23 16:26:32,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 16:26:32,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-23 16:26:32,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-02-23 16:26:32,166 INFO L87 Difference]: Start difference. First operand 506 states and 569 transitions. Second operand 9 states. [2021-02-23 16:26:32,791 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-02-23 16:26:34,969 WARN L202 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-23 16:26:35,365 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 16:26:35,844 WARN L202 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-23 16:26:36,295 WARN L202 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-02-23 16:26:36,662 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 16:26:37,017 WARN L202 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-23 16:26:37,387 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-23 16:26:38,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 16:26:38,735 INFO L93 Difference]: Finished difference Result 1378 states and 1664 transitions. [2021-02-23 16:26:38,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-23 16:26:38,736 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 177 [2021-02-23 16:26:38,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 16:26:38,743 INFO L225 Difference]: With dead ends: 1378 [2021-02-23 16:26:38,744 INFO L226 Difference]: Without dead ends: 987 [2021-02-23 16:26:38,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2021-02-23 16:26:38,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 987 states. [2021-02-23 16:26:39,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 987 to 880. [2021-02-23 16:26:39,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 880 states. [2021-02-23 16:26:39,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1014 transitions. [2021-02-23 16:26:39,118 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1014 transitions. Word has length 177 [2021-02-23 16:26:39,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 16:26:39,118 INFO L480 AbstractCegarLoop]: Abstraction has 880 states and 1014 transitions. [2021-02-23 16:26:39,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-23 16:26:39,118 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1014 transitions. [2021-02-23 16:26:39,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-02-23 16:26:39,123 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 16:26:39,124 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 16:26:39,124 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-23 16:26:39,124 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 16:26:39,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 16:26:39,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1214094484, now seen corresponding path program 1 times [2021-02-23 16:26:39,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 16:26:39,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1736940987] [2021-02-23 16:26:39,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 16:26:39,128 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 16:26:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-23 16:26:39,202 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-23 16:26:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-23 16:26:39,275 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-23 16:26:39,468 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2021-02-23 16:26:39,468 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-02-23 16:26:39,469 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-23 16:26:39,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.02 04:26:39 BoogieIcfgContainer [2021-02-23 16:26:39,493 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-23 16:26:39,494 INFO L168 Benchmark]: Toolchain (without parser) took 24193.90 ms. Allocated memory was 152.0 MB in the beginning and 524.3 MB in the end (delta: 372.2 MB). Free memory was 128.0 MB in the beginning and 413.1 MB in the end (delta: -285.1 MB). Peak memory consumption was 87.6 MB. Max. memory is 8.0 GB. [2021-02-23 16:26:39,495 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 152.0 MB. Free memory is still 125.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-23 16:26:39,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.87 ms. Allocated memory is still 152.0 MB. Free memory was 126.9 MB in the beginning and 105.5 MB in the end (delta: 21.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2021-02-23 16:26:39,496 INFO L168 Benchmark]: Boogie Preprocessor took 135.90 ms. Allocated memory is still 152.0 MB. Free memory was 105.5 MB in the beginning and 101.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-23 16:26:39,496 INFO L168 Benchmark]: RCFGBuilder took 1429.03 ms. Allocated memory was 152.0 MB in the beginning and 188.7 MB in the end (delta: 36.7 MB). Free memory was 101.6 MB in the beginning and 124.1 MB in the end (delta: -22.5 MB). Peak memory consumption was 30.0 MB. Max. memory is 8.0 GB. [2021-02-23 16:26:39,497 INFO L168 Benchmark]: TraceAbstraction took 22049.49 ms. Allocated memory was 188.7 MB in the beginning and 524.3 MB in the end (delta: 335.5 MB). Free memory was 124.1 MB in the beginning and 413.1 MB in the end (delta: -289.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 8.0 GB. [2021-02-23 16:26:39,500 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 152.0 MB. Free memory is still 125.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 552.87 ms. Allocated memory is still 152.0 MB. Free memory was 126.9 MB in the beginning and 105.5 MB in the end (delta: 21.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 135.90 ms. Allocated memory is still 152.0 MB. Free memory was 105.5 MB in the beginning and 101.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1429.03 ms. Allocated memory was 152.0 MB in the beginning and 188.7 MB in the end (delta: 36.7 MB). Free memory was 101.6 MB in the beginning and 124.1 MB in the end (delta: -22.5 MB). Peak memory consumption was 30.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 22049.49 ms. Allocated memory was 188.7 MB in the beginning and 524.3 MB in the end (delta: 335.5 MB). Free memory was 124.1 MB in the beginning and 413.1 MB in the end (delta: -289.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 46]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L131] int waterLevel = 1; [L132] int methaneLevelCritical = 0; [L231] int pumpRunning = 0; [L232] int systemActive = 1; [L449] int cleanupTimeShifts = 4; [L784] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L523] int retValue_acc ; [L524] int tmp ; [L528] FCALL select_helpers() [L529] FCALL select_features() [L530] CALL, EXPR valid_product() [L80] int retValue_acc ; [L83] retValue_acc = 1 [L84] return (retValue_acc); [L530] RET, EXPR valid_product() [L530] tmp = valid_product() [L532] COND TRUE \read(tmp) [L534] FCALL setup() [L535] CALL runTest() [L517] CALL test() [L547] int splverifierCounter ; [L548] int tmp ; [L549] int tmp___0 ; [L550] int tmp___1 ; [L551] int tmp___2 ; [L554] splverifierCounter = 0 [L556] COND TRUE 1 [L558] COND TRUE splverifierCounter < 4 [L564] tmp = __VERIFIER_nondet_int() [L566] COND TRUE \read(tmp) [L568] CALL waterRise() [L149] COND TRUE waterLevel < 2 [L150] waterLevel = waterLevel + 1 [L568] RET waterRise() [L574] tmp___0 = __VERIFIER_nondet_int() [L576] COND FALSE !(\read(tmp___0)) [L584] tmp___2 = __VERIFIER_nondet_int() [L586] COND FALSE !(\read(tmp___2)) [L592] tmp___1 = __VERIFIER_nondet_int() [L594] COND TRUE \read(tmp___1) [L596] CALL stopSystem() [L429] COND FALSE !(\read(pumpRunning)) [L436] systemActive = 0 [L596] RET stopSystem() [L603] CALL timeShift() [L238] COND FALSE !(\read(pumpRunning)) [L245] COND FALSE !(\read(systemActive)) [L253] CALL __utac_acc__Specification3_spec__1() [L93] int tmp ; [L94] int tmp___0 ; [L95] int tmp___1 ; [L99] CALL, EXPR isMethaneLevelCritical() [L170] int retValue_acc ; [L173] retValue_acc = methaneLevelCritical [L174] return (retValue_acc); [L99] RET, EXPR isMethaneLevelCritical() [L99] tmp = isMethaneLevelCritical() [L101] COND FALSE !(\read(tmp)) [L105] CALL, EXPR getWaterLevel() [L202] int retValue_acc ; [L205] retValue_acc = waterLevel [L206] return (retValue_acc); [L105] RET, EXPR getWaterLevel() [L105] tmp___0 = getWaterLevel() [L107] COND TRUE tmp___0 == 2 [L109] CALL, EXPR isPumpRunning() [L362] int retValue_acc ; [L365] retValue_acc = pumpRunning [L366] return (retValue_acc); [L109] RET, EXPR isPumpRunning() [L109] tmp___1 = isPumpRunning() [L111] COND FALSE !(\read(tmp___1)) [L115] CALL __automaton_fail() [L46] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 652 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 21.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 17.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1101 SDtfs, 1690 SDslu, 1513 SDs, 0 SdLazy, 3467 SolverSat, 621 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 116 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 6.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=880occurred in iteration=4, 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, 4 MinimizatonAttempts, 291 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 incorrect! Received shutdown request...