/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.compute.interpolants.along.a.counterexample Craig_NestedInterpolation -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 15:20:01,434 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 15:20:01,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 15:20:01,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 15:20:01,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 15:20:01,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 15:20:01,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 15:20:01,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 15:20:01,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 15:20:01,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 15:20:01,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 15:20:01,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 15:20:01,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 15:20:01,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 15:20:01,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 15:20:01,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 15:20:01,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 15:20:01,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 15:20:01,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 15:20:01,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 15:20:01,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 15:20:01,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 15:20:01,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 15:20:01,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 15:20:01,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 15:20:01,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 15:20:01,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 15:20:01,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 15:20:01,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 15:20:01,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 15:20:01,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 15:20:01,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 15:20:01,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 15:20:01,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 15:20:01,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 15:20:01,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 15:20:01,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 15:20:01,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 15:20:01,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 15:20:01,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 15:20:01,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 15:20:01,491 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-07 15:20:01,500 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 15:20:01,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 15:20:01,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 15:20:01,502 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 15:20:01,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 15:20:01,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 15:20:01,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 15:20:01,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 15:20:01,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 15:20:01,503 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 15:20:01,503 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 15:20:01,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 15:20:01,504 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 15:20:01,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 15:20:01,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 15:20:01,504 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-07 15:20:01,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 15:20:01,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 15:20:01,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 15:20:01,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 15:20:01,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-07 15:20:01,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 15:20:01,506 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation [2020-07-07 15:20:01,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 15:20:01,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 15:20:01,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 15:20:01,807 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 15:20:01,808 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 15:20:01,808 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c [2020-07-07 15:20:01,887 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27f986013/0e4609a375c54d7b947e5edb3bfb7aad/FLAG8b67bcf86 [2020-07-07 15:20:02,453 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 15:20:02,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c [2020-07-07 15:20:02,466 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27f986013/0e4609a375c54d7b947e5edb3bfb7aad/FLAG8b67bcf86 [2020-07-07 15:20:02,804 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27f986013/0e4609a375c54d7b947e5edb3bfb7aad [2020-07-07 15:20:02,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 15:20:02,816 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 15:20:02,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 15:20:02,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 15:20:02,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 15:20:02,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 03:20:02" (1/1) ... [2020-07-07 15:20:02,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f9c708 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:02, skipping insertion in model container [2020-07-07 15:20:02,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 03:20:02" (1/1) ... [2020-07-07 15:20:02,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 15:20:02,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 15:20:03,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 15:20:03,335 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 15:20:03,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 15:20:03,483 INFO L208 MainTranslator]: Completed translation [2020-07-07 15:20:03,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:03 WrapperNode [2020-07-07 15:20:03,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 15:20:03,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 15:20:03,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 15:20:03,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 15:20:03,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:03" (1/1) ... [2020-07-07 15:20:03,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:03" (1/1) ... [2020-07-07 15:20:03,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:03" (1/1) ... [2020-07-07 15:20:03,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:03" (1/1) ... [2020-07-07 15:20:03,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:03" (1/1) ... [2020-07-07 15:20:03,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:03" (1/1) ... [2020-07-07 15:20:03,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:03" (1/1) ... [2020-07-07 15:20:03,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 15:20:03,590 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 15:20:03,591 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 15:20:03,591 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 15:20:03,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 15:20:03,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 15:20:03,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 15:20:03,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 15:20:03,677 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 15:20:03,677 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 15:20:03,677 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-07 15:20:03,677 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-07 15:20:03,677 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 15:20:03,678 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-07-07 15:20:03,678 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 15:20:03,678 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 15:20:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 15:20:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 15:20:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 15:20:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-07 15:20:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-07 15:20:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 15:20:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 15:20:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 15:20:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 15:20:03,682 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 15:20:03,682 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 15:20:03,685 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 15:20:03,685 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 15:20:03,686 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 15:20:03,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 15:20:03,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-07 15:20:03,686 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 15:20:03,686 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 15:20:03,686 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 15:20:03,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 15:20:03,687 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 15:20:03,687 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 15:20:03,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-07 15:20:03,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 15:20:03,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 15:20:03,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 15:20:03,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 15:20:03,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 15:20:03,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 15:20:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 15:20:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 15:20:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 15:20:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 15:20:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 15:20:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-07 15:20:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 15:20:03,690 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 15:20:03,690 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 15:20:03,690 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 15:20:03,690 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 15:20:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 15:20:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-07 15:20:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 15:20:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 15:20:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 15:20:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 15:20:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-07 15:20:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 15:20:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-07 15:20:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-07 15:20:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-07 15:20:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 15:20:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-07-07 15:20:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 15:20:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 15:20:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 15:20:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 15:20:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 15:20:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 15:20:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 15:20:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 15:20:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 15:20:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 15:20:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 15:20:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 15:20:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 15:20:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 15:20:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 15:20:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 15:20:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 15:20:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 15:20:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 15:20:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 15:20:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 15:20:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 15:20:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 15:20:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 15:20:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 15:20:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 15:20:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 15:20:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 15:20:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 15:20:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 15:20:04,966 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 15:20:04,967 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 15:20:04,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 03:20:04 BoogieIcfgContainer [2020-07-07 15:20:04,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 15:20:04,982 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 15:20:04,982 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 15:20:04,986 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 15:20:04,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 03:20:02" (1/3) ... [2020-07-07 15:20:04,987 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56f79495 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 03:20:04, skipping insertion in model container [2020-07-07 15:20:04,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:03" (2/3) ... [2020-07-07 15:20:04,988 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56f79495 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 03:20:04, skipping insertion in model container [2020-07-07 15:20:04,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 03:20:04" (3/3) ... [2020-07-07 15:20:04,991 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product46.cil.c [2020-07-07 15:20:05,004 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-07 15:20:05,015 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 15:20:05,033 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 15:20:05,060 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 15:20:05,061 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 15:20:05,061 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-07 15:20:05,062 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 15:20:05,062 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 15:20:05,062 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 15:20:05,062 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 15:20:05,063 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 15:20:05,094 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states. [2020-07-07 15:20:05,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-07-07 15:20:05,115 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 15:20:05,117 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] [2020-07-07 15:20:05,117 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 15:20:05,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 15:20:05,122 INFO L82 PathProgramCache]: Analyzing trace with hash 349586246, now seen corresponding path program 1 times [2020-07-07 15:20:05,130 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 15:20:05,130 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1341252602] [2020-07-07 15:20:05,131 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 15:20:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:20:05,225 FATAL L206 atingTraceCheckCraig]: Solver crashed with UnsupportedOperationException whose message is null [2020-07-07 15:20:05,226 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:391) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:332) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:332) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:337) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:239) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-07 15:20:05,232 INFO L168 Benchmark]: Toolchain (without parser) took 2415.74 ms. Allocated memory was 137.9 MB in the beginning and 233.3 MB in the end (delta: 95.4 MB). Free memory was 100.5 MB in the beginning and 149.4 MB in the end (delta: -48.9 MB). Peak memory consumption was 46.5 MB. Max. memory is 7.1 GB. [2020-07-07 15:20:05,233 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 137.9 MB. Free memory is still 120.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-07 15:20:05,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.97 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 100.1 MB in the beginning and 167.7 MB in the end (delta: -67.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2020-07-07 15:20:05,236 INFO L168 Benchmark]: Boogie Preprocessor took 105.82 ms. Allocated memory is still 201.9 MB. Free memory was 167.7 MB in the beginning and 163.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-07 15:20:05,237 INFO L168 Benchmark]: RCFGBuilder took 1388.63 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 163.7 MB in the beginning and 173.3 MB in the end (delta: -9.6 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. [2020-07-07 15:20:05,238 INFO L168 Benchmark]: TraceAbstraction took 247.96 ms. Allocated memory is still 233.3 MB. Free memory was 173.3 MB in the beginning and 149.4 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2020-07-07 15:20:05,242 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 137.9 MB. Free memory is still 120.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 666.97 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 100.1 MB in the beginning and 167.7 MB in the end (delta: -67.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.82 ms. Allocated memory is still 201.9 MB. Free memory was 167.7 MB in the beginning and 163.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1388.63 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 163.7 MB in the beginning and 173.3 MB in the end (delta: -9.6 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 247.96 ms. Allocated memory is still 233.3 MB. Free memory was 173.3 MB in the beginning and 149.4 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:391) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...