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 -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec13_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 02:38:58,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 02:38:58,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 02:38:58,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 02:38:58,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 02:38:58,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 02:38:58,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 02:38:58,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 02:38:58,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 02:38:58,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 02:38:58,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 02:38:58,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 02:38:58,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 02:38:58,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 02:38:58,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 02:38:58,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 02:38:58,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 02:38:58,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 02:38:58,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 02:38:58,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 02:38:58,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 02:38:58,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 02:38:58,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 02:38:58,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 02:38:58,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 02:38:58,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 02:38:58,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 02:38:58,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 02:38:58,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 02:38:58,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 02:38:58,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 02:38:58,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 02:38:58,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 02:38:58,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 02:38:58,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 02:38:58,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 02:38:58,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 02:38:58,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 02:38:58,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 02:38:58,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 02:38:58,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 02:38:58,137 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 02:38:58,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 02:38:58,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 02:38:58,160 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 02:38:58,160 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 02:38:58,161 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 02:38:58,161 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 02:38:58,161 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 02:38:58,162 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 02:38:58,162 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 02:38:58,162 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 02:38:58,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 02:38:58,164 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 02:38:58,164 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 02:38:58,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 02:38:58,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 02:38:58,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 02:38:58,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 02:38:58,165 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 02:38:58,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 02:38:58,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 02:38:58,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 02:38:58,166 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 02:38:58,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 02:38:58,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:38:58,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 02:38:58,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 02:38:58,167 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 02:38:58,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 02:38:58,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 02:38:58,168 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 02:38:58,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 02:38:58,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 02:38:58,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 02:38:58,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 02:38:58,242 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 02:38:58,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec13_product29.cil.c [2019-10-03 02:38:58,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a20a0902a/652c6fe7fed44f809dbd83ca029d3afc/FLAG243e660d7 [2019-10-03 02:38:58,934 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 02:38:58,935 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/elevator_spec13_product29.cil.c [2019-10-03 02:38:58,963 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a20a0902a/652c6fe7fed44f809dbd83ca029d3afc/FLAG243e660d7 [2019-10-03 02:38:59,214 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a20a0902a/652c6fe7fed44f809dbd83ca029d3afc [2019-10-03 02:38:59,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 02:38:59,224 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 02:38:59,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 02:38:59,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 02:38:59,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 02:38:59,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:38:59" (1/1) ... [2019-10-03 02:38:59,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2551e251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:38:59, skipping insertion in model container [2019-10-03 02:38:59,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:38:59" (1/1) ... [2019-10-03 02:38:59,240 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 02:38:59,329 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 02:39:00,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:39:00,104 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 02:39:00,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:39:00,324 INFO L192 MainTranslator]: Completed translation [2019-10-03 02:39:00,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:39:00 WrapperNode [2019-10-03 02:39:00,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 02:39:00,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 02:39:00,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 02:39:00,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 02:39:00,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:39:00" (1/1) ... [2019-10-03 02:39:00,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:39:00" (1/1) ... [2019-10-03 02:39:00,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:39:00" (1/1) ... [2019-10-03 02:39:00,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:39:00" (1/1) ... [2019-10-03 02:39:00,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:39:00" (1/1) ... [2019-10-03 02:39:00,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:39:00" (1/1) ... [2019-10-03 02:39:00,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:39:00" (1/1) ... [2019-10-03 02:39:00,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 02:39:00,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 02:39:00,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 02:39:00,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 02:39:00,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:39:00" (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 [2019-10-03 02:39:00,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 02:39:00,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 02:39:00,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-03 02:39:00,627 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2019-10-03 02:39:00,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2019-10-03 02:39:00,627 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2019-10-03 02:39:00,627 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2019-10-03 02:39:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2019-10-03 02:39:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2019-10-03 02:39:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2019-10-03 02:39:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2019-10-03 02:39:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-03 02:39:00,629 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2019-10-03 02:39:00,629 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2019-10-03 02:39:00,629 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2019-10-03 02:39:00,629 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2019-10-03 02:39:00,629 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2019-10-03 02:39:00,630 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2019-10-03 02:39:00,630 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2019-10-03 02:39:00,630 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2019-10-03 02:39:00,630 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2019-10-03 02:39:00,630 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2019-10-03 02:39:00,631 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2019-10-03 02:39:00,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2019-10-03 02:39:00,631 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2019-10-03 02:39:00,631 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2019-10-03 02:39:00,631 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2019-10-03 02:39:00,631 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2019-10-03 02:39:00,632 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2019-10-03 02:39:00,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2019-10-03 02:39:00,632 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2019-10-03 02:39:00,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2019-10-03 02:39:00,632 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2019-10-03 02:39:00,632 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2019-10-03 02:39:00,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2019-10-03 02:39:00,633 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2019-10-03 02:39:00,633 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2019-10-03 02:39:00,633 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2019-10-03 02:39:00,633 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2019-10-03 02:39:00,633 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2019-10-03 02:39:00,634 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-03 02:39:00,634 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2019-10-03 02:39:00,634 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2019-10-03 02:39:00,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__1 [2019-10-03 02:39:00,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__2 [2019-10-03 02:39:00,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-03 02:39:00,635 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2019-10-03 02:39:00,635 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2019-10-03 02:39:00,635 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2019-10-03 02:39:00,635 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2019-10-03 02:39:00,635 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2019-10-03 02:39:00,636 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2019-10-03 02:39:00,636 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2019-10-03 02:39:00,636 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2019-10-03 02:39:00,636 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2019-10-03 02:39:00,636 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2019-10-03 02:39:00,637 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-03 02:39:00,637 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2019-10-03 02:39:00,637 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2019-10-03 02:39:00,637 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2019-10-03 02:39:00,637 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-03 02:39:00,638 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2019-10-03 02:39:00,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-03 02:39:00,638 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-03 02:39:00,638 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 02:39:00,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-03 02:39:00,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-03 02:39:00,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-03 02:39:00,639 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-03 02:39:00,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-03 02:39:00,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-03 02:39:00,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-03 02:39:00,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-03 02:39:00,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-03 02:39:00,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-03 02:39:00,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 02:39:00,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 02:39:00,641 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2019-10-03 02:39:00,641 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2019-10-03 02:39:00,641 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2019-10-03 02:39:00,642 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2019-10-03 02:39:00,642 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2019-10-03 02:39:00,642 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2019-10-03 02:39:00,642 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2019-10-03 02:39:00,642 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2019-10-03 02:39:00,643 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2019-10-03 02:39:00,643 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2019-10-03 02:39:00,643 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2019-10-03 02:39:00,643 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2019-10-03 02:39:00,643 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-03 02:39:00,644 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-03 02:39:00,644 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2019-10-03 02:39:00,644 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2019-10-03 02:39:00,644 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2019-10-03 02:39:00,644 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-03 02:39:00,644 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2019-10-03 02:39:00,645 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-03 02:39:00,645 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2019-10-03 02:39:00,645 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2019-10-03 02:39:00,645 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2019-10-03 02:39:00,645 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2019-10-03 02:39:00,646 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2019-10-03 02:39:00,646 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2019-10-03 02:39:00,646 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2019-10-03 02:39:00,646 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2019-10-03 02:39:00,646 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2019-10-03 02:39:00,647 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2019-10-03 02:39:00,647 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2019-10-03 02:39:00,647 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2019-10-03 02:39:00,647 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2019-10-03 02:39:00,647 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2019-10-03 02:39:00,648 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2019-10-03 02:39:00,648 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2019-10-03 02:39:00,648 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2019-10-03 02:39:00,648 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2019-10-03 02:39:00,648 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2019-10-03 02:39:00,649 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2019-10-03 02:39:00,649 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2019-10-03 02:39:00,649 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2019-10-03 02:39:00,649 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2019-10-03 02:39:00,649 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2019-10-03 02:39:00,650 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2019-10-03 02:39:00,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__1 [2019-10-03 02:39:00,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__2 [2019-10-03 02:39:00,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 02:39:00,650 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2019-10-03 02:39:00,650 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-03 02:39:00,651 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2019-10-03 02:39:00,651 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2019-10-03 02:39:00,651 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-03 02:39:00,651 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2019-10-03 02:39:00,652 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2019-10-03 02:39:00,652 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2019-10-03 02:39:00,652 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2019-10-03 02:39:00,652 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2019-10-03 02:39:00,652 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2019-10-03 02:39:00,652 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2019-10-03 02:39:00,653 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-03 02:39:00,653 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2019-10-03 02:39:00,653 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-03 02:39:00,653 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-03 02:39:00,653 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-03 02:39:00,653 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-03 02:39:00,654 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-03 02:39:00,654 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 02:39:00,654 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-03 02:39:00,654 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-03 02:39:00,654 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 02:39:00,654 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 02:39:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-03 02:39:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 02:39:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 02:39:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 02:39:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 02:39:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-03 02:39:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 02:39:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-03 02:39:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-03 02:39:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 02:39:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-03 02:39:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-03 02:39:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-03 02:39:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 02:39:00,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 02:39:00,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 02:39:02,944 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 02:39:02,944 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-10-03 02:39:02,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:39:02 BoogieIcfgContainer [2019-10-03 02:39:02,946 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 02:39:02,948 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 02:39:02,948 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 02:39:02,952 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 02:39:02,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 02:38:59" (1/3) ... [2019-10-03 02:39:02,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5530bb44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:39:02, skipping insertion in model container [2019-10-03 02:39:02,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:39:00" (2/3) ... [2019-10-03 02:39:02,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5530bb44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:39:02, skipping insertion in model container [2019-10-03 02:39:02,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:39:02" (3/3) ... [2019-10-03 02:39:02,957 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec13_product29.cil.c [2019-10-03 02:39:02,969 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 02:39:02,979 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 02:39:02,997 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 02:39:03,030 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 02:39:03,030 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 02:39:03,030 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 02:39:03,030 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 02:39:03,030 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 02:39:03,030 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 02:39:03,030 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 02:39:03,031 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 02:39:03,073 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states. [2019-10-03 02:39:03,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-10-03 02:39:03,116 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:39:03,117 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:39:03,120 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:39:03,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:39:03,127 INFO L82 PathProgramCache]: Analyzing trace with hash -332119901, now seen corresponding path program 1 times [2019-10-03 02:39:03,129 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:39:03,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:39:03,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:39:03,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:39:03,187 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:39:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:39:03,820 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-03 02:39:03,822 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 02:39:03,822 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 02:39:03,824 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 153 with the following transitions: [2019-10-03 02:39:03,829 INFO L207 CegarAbsIntRunner]: [0], [2], [4], [55], [57], [59], [60], [61], [62], [63], [141], [144], [213], [314], [315], [320], [324], [327], [348], [351], [369], [384], [385], [387], [399], [401], [402], [452], [453], [459], [462], [465], [467], [470], [472], [477], [479], [482], [601], [768], [771], [930], [971], [974], [1071], [1074], [1079], [1082], [1108], [1113], [1146], [1147], [1227], [1230], [1232], [1234], [1238], [1239], [1242], [1245], [1422], [1431], [1434], [1458], [1687], [1690], [1712], [1713], [1726], [1729], [1735], [1739], [1781], [1784], [1802], [1852], [1853], [2212], [2360], [2361], [2362], [2363], [2368], [2369], [2370], [2371], [2410], [2411], [2412], [2413], [2414], [2415], [2416], [2417], [2418], [2452], [2453], [2458], [2459], [2460], [2461], [2466], [2467], [2468], [2469], [2470], [2471], [2472], [2482], [2483], [2484], [2485], [2486], [2544], [2545], [2546], [2547], [2576], [2577], [2578], [2579], [2590], [2606], [2607], [2608], [2609], [2612], [2613], [2614], [2640], [2674], [2675], [2676] [2019-10-03 02:39:03,878 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 02:39:03,879 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 02:39:04,044 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 02:39:04,046 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 181 root evaluator evaluations with a maximum evaluation depth of 0. Performed 181 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 254 variables. [2019-10-03 02:39:04,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:39:04,051 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 02:39:04,174 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 02:39:04,175 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 02:39:04,188 INFO L420 sIntCurrentIteration]: We unified 151 AI predicates to 151 [2019-10-03 02:39:04,189 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 02:39:04,190 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 02:39:04,190 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 7 [2019-10-03 02:39:04,190 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:39:04,198 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 02:39:04,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 02:39:04,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:39:04,206 INFO L87 Difference]: Start difference. First operand 804 states. Second operand 2 states. [2019-10-03 02:39:04,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:39:04,223 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 02:39:04,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 02:39:04,225 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 152 [2019-10-03 02:39:04,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:39:04,233 INFO L225 Difference]: With dead ends: 2 [2019-10-03 02:39:04,234 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 02:39:04,238 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:39:04,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 02:39:04,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 02:39:04,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 02:39:04,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 02:39:04,268 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 152 [2019-10-03 02:39:04,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:39:04,269 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 02:39:04,269 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 02:39:04,269 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 02:39:04,269 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 02:39:04,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 02:39:04 BoogieIcfgContainer [2019-10-03 02:39:04,277 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 02:39:04,280 INFO L168 Benchmark]: Toolchain (without parser) took 5054.73 ms. Allocated memory was 138.4 MB in the beginning and 271.6 MB in the end (delta: 133.2 MB). Free memory was 83.3 MB in the beginning and 204.5 MB in the end (delta: -121.2 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. [2019-10-03 02:39:04,282 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 02:39:04,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1101.95 ms. Allocated memory was 138.4 MB in the beginning and 199.8 MB in the end (delta: 61.3 MB). Free memory was 83.1 MB in the beginning and 137.3 MB in the end (delta: -54.2 MB). Peak memory consumption was 29.8 MB. Max. memory is 7.1 GB. [2019-10-03 02:39:04,285 INFO L168 Benchmark]: Boogie Preprocessor took 218.49 ms. Allocated memory is still 199.8 MB. Free memory was 137.3 MB in the beginning and 127.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-10-03 02:39:04,286 INFO L168 Benchmark]: RCFGBuilder took 2400.49 ms. Allocated memory was 199.8 MB in the beginning and 272.6 MB in the end (delta: 72.9 MB). Free memory was 127.8 MB in the beginning and 163.0 MB in the end (delta: -35.2 MB). Peak memory consumption was 91.3 MB. Max. memory is 7.1 GB. [2019-10-03 02:39:04,288 INFO L168 Benchmark]: TraceAbstraction took 1329.00 ms. Allocated memory was 272.6 MB in the beginning and 271.6 MB in the end (delta: -1.0 MB). Free memory was 163.0 MB in the beginning and 204.5 MB in the end (delta: -41.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 02:39:04,298 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1101.95 ms. Allocated memory was 138.4 MB in the beginning and 199.8 MB in the end (delta: 61.3 MB). Free memory was 83.1 MB in the beginning and 137.3 MB in the end (delta: -54.2 MB). Peak memory consumption was 29.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 218.49 ms. Allocated memory is still 199.8 MB. Free memory was 137.3 MB in the beginning and 127.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2400.49 ms. Allocated memory was 199.8 MB in the beginning and 272.6 MB in the end (delta: 72.9 MB). Free memory was 127.8 MB in the beginning and 163.0 MB in the end (delta: -35.2 MB). Peak memory consumption was 91.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1329.00 ms. Allocated memory was 272.6 MB in the beginning and 271.6 MB in the end (delta: -1.0 MB). Free memory was 163.0 MB in the beginning and 204.5 MB in the end (delta: -41.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2483]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 75 procedures, 894 locations, 1 error locations. SAFE Result, 1.2s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=804occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 1.8278145695364238 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 151 ConstructedInterpolants, 0 QuantifiedInterpolants, 24915 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 20/23 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...