/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_spec3_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 15:20:49,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 15:20:49,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 15:20:49,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 15:20:49,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 15:20:49,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 15:20:49,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 15:20:49,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 15:20:49,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 15:20:49,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 15:20:49,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 15:20:49,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 15:20:49,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 15:20:49,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 15:20:49,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 15:20:49,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 15:20:49,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 15:20:49,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 15:20:49,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 15:20:49,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 15:20:49,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 15:20:49,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 15:20:49,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 15:20:49,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 15:20:49,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 15:20:49,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 15:20:49,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 15:20:49,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 15:20:49,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 15:20:49,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 15:20:49,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 15:20:49,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 15:20:49,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 15:20:49,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 15:20:49,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 15:20:49,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 15:20:49,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 15:20:49,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 15:20:49,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 15:20:49,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 15:20:49,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 15:20:49,409 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 15:20:49,437 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 15:20:49,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 15:20:49,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 15:20:49,439 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 15:20:49,440 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 15:20:49,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 15:20:49,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 15:20:49,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 15:20:49,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 15:20:49,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 15:20:49,441 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 15:20:49,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 15:20:49,441 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 15:20:49,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 15:20:49,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 15:20:49,442 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-07 15:20:49,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 15:20:49,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 15:20:49,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 15:20:49,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 15:20:49,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-07 15:20:49,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 15:20:49,444 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 15:20:49,750 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 15:20:49,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 15:20:49,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 15:20:49,769 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 15:20:49,770 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 15:20:49,770 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product59.cil.c [2020-07-07 15:20:49,834 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ac34a795/e7587b9ffcdd49ab92a8c3cce9622892/FLAG169080f3d [2020-07-07 15:20:50,344 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 15:20:50,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product59.cil.c [2020-07-07 15:20:50,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ac34a795/e7587b9ffcdd49ab92a8c3cce9622892/FLAG169080f3d [2020-07-07 15:20:50,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ac34a795/e7587b9ffcdd49ab92a8c3cce9622892 [2020-07-07 15:20:50,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 15:20:50,648 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 15:20:50,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 15:20:50,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 15:20:50,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 15:20:50,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 03:20:50" (1/1) ... [2020-07-07 15:20:50,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a17375e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:50, skipping insertion in model container [2020-07-07 15:20:50,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 03:20:50" (1/1) ... [2020-07-07 15:20:50,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 15:20:50,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 15:20:51,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 15:20:51,268 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 15:20:51,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 15:20:51,433 INFO L208 MainTranslator]: Completed translation [2020-07-07 15:20:51,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:51 WrapperNode [2020-07-07 15:20:51,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 15:20:51,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 15:20:51,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 15:20:51,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 15:20:51,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:51" (1/1) ... [2020-07-07 15:20:51,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:51" (1/1) ... [2020-07-07 15:20:51,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:51" (1/1) ... [2020-07-07 15:20:51,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:51" (1/1) ... [2020-07-07 15:20:51,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:51" (1/1) ... [2020-07-07 15:20:51,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:51" (1/1) ... [2020-07-07 15:20:51,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:51" (1/1) ... [2020-07-07 15:20:51,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 15:20:51,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 15:20:51,533 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 15:20:51,533 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 15:20:51,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:51" (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 15:20:51,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 15:20:51,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 15:20:51,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 15:20:51,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 15:20:51,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 15:20:51,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 15:20:51,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 15:20:51,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 15:20:51,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 15:20:51,607 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 15:20:51,607 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 15:20:51,607 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 15:20:51,607 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 15:20:51,607 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 15:20:51,608 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 15:20:51,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-07 15:20:51,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-07 15:20:51,608 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 15:20:51,608 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 15:20:51,609 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 15:20:51,609 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 15:20:51,609 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 15:20:51,609 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 15:20:51,609 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 15:20:51,609 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 15:20:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 15:20:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-07 15:20:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 15:20:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 15:20:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 15:20:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-07 15:20:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-07 15:20:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 15:20:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-07 15:20:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 15:20:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 15:20:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 15:20:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 15:20:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 15:20:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-07 15:20:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-07 15:20:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-07 15:20:51,612 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 15:20:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 15:20:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 15:20:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 15:20:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 15:20:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 15:20:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 15:20:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 15:20:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 15:20:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 15:20:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 15:20:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 15:20:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 15:20:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 15:20:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 15:20:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 15:20:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 15:20:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 15:20:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 15:20:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 15:20:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 15:20:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 15:20:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 15:20:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 15:20:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 15:20:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 15:20:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-07 15:20:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-07 15:20:51,618 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 15:20:51,618 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 15:20:51,618 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 15:20:51,618 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 15:20:51,618 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 15:20:51,618 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 15:20:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 15:20:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 15:20:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 15:20:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 15:20:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 15:20:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 15:20:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 15:20:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 15:20:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-07 15:20:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-07 15:20:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 15:20:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 15:20:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 15:20:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-07 15:20:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-07 15:20:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-07 15:20:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-07 15:20:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-07 15:20:51,622 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 15:20:51,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 15:20:51,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 15:20:51,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 15:20:53,063 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 15:20:53,063 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 15:20:53,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 03:20:53 BoogieIcfgContainer [2020-07-07 15:20:53,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 15:20:53,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 15:20:53,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 15:20:53,078 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 15:20:53,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 03:20:50" (1/3) ... [2020-07-07 15:20:53,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63330c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 03:20:53, skipping insertion in model container [2020-07-07 15:20:53,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:20:51" (2/3) ... [2020-07-07 15:20:53,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63330c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 03:20:53, skipping insertion in model container [2020-07-07 15:20:53,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 03:20:53" (3/3) ... [2020-07-07 15:20:53,082 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product59.cil.c [2020-07-07 15:20:53,092 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-07 15:20:53,101 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 15:20:53,116 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 15:20:53,135 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 15:20:53,135 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 15:20:53,136 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-07 15:20:53,136 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 15:20:53,136 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 15:20:53,136 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 15:20:53,136 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 15:20:53,137 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 15:20:53,157 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states. [2020-07-07 15:20:53,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-07-07 15:20:53,178 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 15:20:53,179 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] [2020-07-07 15:20:53,179 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 15:20:53,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 15:20:53,185 INFO L82 PathProgramCache]: Analyzing trace with hash 1122426674, now seen corresponding path program 1 times [2020-07-07 15:20:53,194 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 15:20:53,194 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1506191605] [2020-07-07 15:20:53,195 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 15:20:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 15:20:53,283 FATAL L206 atingTraceCheckCraig]: Solver crashed with UnsupportedOperationException whose message is null [2020-07-07 15:20:53,284 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 15:20:53,290 INFO L168 Benchmark]: Toolchain (without parser) took 2641.68 ms. Allocated memory was 137.4 MB in the beginning and 232.3 MB in the end (delta: 94.9 MB). Free memory was 101.8 MB in the beginning and 146.0 MB in the end (delta: -44.2 MB). Peak memory consumption was 50.7 MB. Max. memory is 7.1 GB. [2020-07-07 15:20:53,291 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 15:20:53,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 785.59 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 168.9 MB in the end (delta: -67.3 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2020-07-07 15:20:53,294 INFO L168 Benchmark]: Boogie Preprocessor took 97.27 ms. Allocated memory is still 201.3 MB. Free memory was 168.9 MB in the beginning and 164.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-07 15:20:53,295 INFO L168 Benchmark]: RCFGBuilder took 1541.51 ms. Allocated memory was 201.3 MB in the beginning and 232.3 MB in the end (delta: 30.9 MB). Free memory was 164.6 MB in the beginning and 170.9 MB in the end (delta: -6.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. [2020-07-07 15:20:53,296 INFO L168 Benchmark]: TraceAbstraction took 212.56 ms. Allocated memory is still 232.3 MB. Free memory was 169.5 MB in the beginning and 146.0 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2020-07-07 15:20:53,300 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 785.59 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 168.9 MB in the end (delta: -67.3 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.27 ms. Allocated memory is still 201.3 MB. Free memory was 168.9 MB in the beginning and 164.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1541.51 ms. Allocated memory was 201.3 MB in the beginning and 232.3 MB in the end (delta: 30.9 MB). Free memory was 164.6 MB in the beginning and 170.9 MB in the end (delta: -6.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 212.56 ms. Allocated memory is still 232.3 MB. Free memory was 169.5 MB in the beginning and 146.0 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 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...