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_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 02:38:55,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 02:38:55,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 02:38:55,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 02:38:55,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 02:38:55,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 02:38:55,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 02:38:55,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 02:38:55,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 02:38:55,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 02:38:55,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 02:38:55,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 02:38:55,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 02:38:55,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 02:38:55,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 02:38:55,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 02:38:55,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 02:38:55,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 02:38:55,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 02:38:55,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 02:38:55,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 02:38:55,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 02:38:55,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 02:38:55,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 02:38:55,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 02:38:55,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 02:38:55,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 02:38:55,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 02:38:55,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 02:38:55,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 02:38:55,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 02:38:55,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 02:38:55,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 02:38:55,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 02:38:55,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 02:38:55,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 02:38:55,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 02:38:55,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 02:38:55,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 02:38:55,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 02:38:55,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 02:38:55,713 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 02:38:55,738 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 02:38:55,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 02:38:55,739 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 02:38:55,740 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 02:38:55,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 02:38:55,741 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 02:38:55,741 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 02:38:55,741 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 02:38:55,742 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 02:38:55,742 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 02:38:55,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 02:38:55,745 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 02:38:55,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 02:38:55,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 02:38:55,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 02:38:55,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 02:38:55,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 02:38:55,746 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 02:38:55,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 02:38:55,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 02:38:55,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 02:38:55,747 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 02:38:55,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 02:38:55,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:38:55,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 02:38:55,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 02:38:55,749 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 02:38:55,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 02:38:55,749 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 02:38:55,749 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 02:38:55,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 02:38:55,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 02:38:55,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 02:38:55,824 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 02:38:55,825 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 02:38:55,826 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec13_product24.cil.c [2019-10-03 02:38:55,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4536120fa/b990067a415c4e5c924fadc09abb814c/FLAG7634bc5e7 [2019-10-03 02:38:56,528 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 02:38:56,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/elevator_spec13_product24.cil.c [2019-10-03 02:38:56,559 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4536120fa/b990067a415c4e5c924fadc09abb814c/FLAG7634bc5e7 [2019-10-03 02:38:56,677 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4536120fa/b990067a415c4e5c924fadc09abb814c [2019-10-03 02:38:56,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 02:38:56,688 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 02:38:56,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 02:38:56,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 02:38:56,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 02:38:56,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:38:56" (1/1) ... [2019-10-03 02:38:56,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337b8df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:38:56, skipping insertion in model container [2019-10-03 02:38:56,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:38:56" (1/1) ... [2019-10-03 02:38:56,706 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 02:38:56,796 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 02:38:57,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:38:57,602 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 02:38:57,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:38:57,808 INFO L192 MainTranslator]: Completed translation [2019-10-03 02:38:57,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:38:57 WrapperNode [2019-10-03 02:38:57,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 02:38:57,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 02:38:57,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 02:38:57,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 02:38:57,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:38:57" (1/1) ... [2019-10-03 02:38:57,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:38:57" (1/1) ... [2019-10-03 02:38:57,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:38:57" (1/1) ... [2019-10-03 02:38:57,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:38:57" (1/1) ... [2019-10-03 02:38:57,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:38:57" (1/1) ... [2019-10-03 02:38:57,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:38:57" (1/1) ... [2019-10-03 02:38:57,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:38:57" (1/1) ... [2019-10-03 02:38:57,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 02:38:57,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 02:38:57,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 02:38:57,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 02:38:57,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:38:57" (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 02:38:58,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 02:38:58,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 02:38:58,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-03 02:38:58,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-03 02:38:58,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-03 02:38:58,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-03 02:38:58,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-03 02:38:58,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-03 02:38:58,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-03 02:38:58,101 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-03 02:38:58,102 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2019-10-03 02:38:58,102 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2019-10-03 02:38:58,102 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2019-10-03 02:38:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2019-10-03 02:38:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2019-10-03 02:38:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2019-10-03 02:38:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2019-10-03 02:38:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2019-10-03 02:38:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2019-10-03 02:38:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2019-10-03 02:38:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2019-10-03 02:38:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2019-10-03 02:38:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2019-10-03 02:38:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2019-10-03 02:38:58,106 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2019-10-03 02:38:58,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2019-10-03 02:38:58,107 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2019-10-03 02:38:58,108 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2019-10-03 02:38:58,108 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2019-10-03 02:38:58,108 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2019-10-03 02:38:58,108 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2019-10-03 02:38:58,108 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2019-10-03 02:38:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2019-10-03 02:38:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2019-10-03 02:38:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2019-10-03 02:38:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2019-10-03 02:38:58,109 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2019-10-03 02:38:58,110 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-03 02:38:58,110 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__executivefloor [2019-10-03 02:38:58,110 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2019-10-03 02:38:58,110 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2019-10-03 02:38:58,111 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2019-10-03 02:38:58,111 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2019-10-03 02:38:58,111 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2019-10-03 02:38:58,111 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2019-10-03 02:38:58,111 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2019-10-03 02:38:58,111 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2019-10-03 02:38:58,112 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2019-10-03 02:38:58,112 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2019-10-03 02:38:58,112 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2019-10-03 02:38:58,112 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2019-10-03 02:38:58,112 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-03 02:38:58,112 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2019-10-03 02:38:58,113 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2019-10-03 02:38:58,113 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2019-10-03 02:38:58,113 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-03 02:38:58,114 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2019-10-03 02:38:58,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-03 02:38:58,114 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-03 02:38:58,114 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 02:38:58,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-03 02:38:58,115 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2019-10-03 02:38:58,115 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2019-10-03 02:38:58,115 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2019-10-03 02:38:58,115 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2019-10-03 02:38:58,116 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2019-10-03 02:38:58,116 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2019-10-03 02:38:58,117 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2019-10-03 02:38:58,117 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2019-10-03 02:38:58,117 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2019-10-03 02:38:58,117 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2019-10-03 02:38:58,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__1 [2019-10-03 02:38:58,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__2 [2019-10-03 02:38:58,118 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2019-10-03 02:38:58,119 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2019-10-03 02:38:58,119 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2019-10-03 02:38:58,119 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-03 02:38:58,119 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-03 02:38:58,119 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-03 02:38:58,120 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-03 02:38:58,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 02:38:58,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 02:38:58,121 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-03 02:38:58,121 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 02:38:58,121 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 02:38:58,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-03 02:38:58,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 02:38:58,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 02:38:58,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 02:38:58,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 02:38:58,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-03 02:38:58,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 02:38:58,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-03 02:38:58,124 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-03 02:38:58,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 02:38:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-03 02:38:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-03 02:38:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 02:38:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-03 02:38:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2019-10-03 02:38:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2019-10-03 02:38:58,125 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2019-10-03 02:38:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2019-10-03 02:38:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-03 02:38:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-03 02:38:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-03 02:38:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2019-10-03 02:38:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2019-10-03 02:38:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2019-10-03 02:38:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2019-10-03 02:38:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2019-10-03 02:38:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2019-10-03 02:38:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2019-10-03 02:38:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2019-10-03 02:38:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2019-10-03 02:38:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-03 02:38:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2019-10-03 02:38:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2019-10-03 02:38:58,129 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2019-10-03 02:38:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2019-10-03 02:38:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2019-10-03 02:38:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2019-10-03 02:38:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2019-10-03 02:38:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2019-10-03 02:38:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2019-10-03 02:38:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2019-10-03 02:38:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2019-10-03 02:38:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2019-10-03 02:38:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2019-10-03 02:38:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2019-10-03 02:38:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2019-10-03 02:38:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2019-10-03 02:38:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2019-10-03 02:38:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2019-10-03 02:38:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2019-10-03 02:38:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2019-10-03 02:38:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2019-10-03 02:38:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2019-10-03 02:38:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2019-10-03 02:38:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2019-10-03 02:38:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2019-10-03 02:38:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2019-10-03 02:38:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2019-10-03 02:38:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2019-10-03 02:38:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2019-10-03 02:38:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__1 [2019-10-03 02:38:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__2 [2019-10-03 02:38:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__executivefloor [2019-10-03 02:38:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2019-10-03 02:38:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-03 02:38:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2019-10-03 02:38:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2019-10-03 02:38:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2019-10-03 02:38:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2019-10-03 02:38:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2019-10-03 02:38:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2019-10-03 02:38:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2019-10-03 02:38:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2019-10-03 02:38:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2019-10-03 02:38:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-03 02:38:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2019-10-03 02:38:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-03 02:38:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-03 02:38:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-03 02:38:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-03 02:38:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-03 02:38:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 02:38:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-03 02:38:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2019-10-03 02:38:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2019-10-03 02:38:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2019-10-03 02:38:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-03 02:38:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 02:38:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 02:38:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 02:39:00,784 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 02:39:00,785 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-10-03 02:39:00,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:39:00 BoogieIcfgContainer [2019-10-03 02:39:00,787 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 02:39:00,790 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 02:39:00,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 02:39:00,794 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 02:39:00,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 02:38:56" (1/3) ... [2019-10-03 02:39:00,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fb918a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:39:00, skipping insertion in model container [2019-10-03 02:39:00,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:38:57" (2/3) ... [2019-10-03 02:39:00,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fb918a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:39:00, skipping insertion in model container [2019-10-03 02:39:00,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:39:00" (3/3) ... [2019-10-03 02:39:00,799 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec13_product24.cil.c [2019-10-03 02:39:00,810 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 02:39:00,827 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 02:39:00,848 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 02:39:00,885 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 02:39:00,886 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 02:39:00,886 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 02:39:00,886 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 02:39:00,886 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 02:39:00,886 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 02:39:00,887 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 02:39:00,887 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 02:39:00,935 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states. [2019-10-03 02:39:00,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-10-03 02:39:00,981 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:39:00,983 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] [2019-10-03 02:39:00,987 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:39:00,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:39:00,993 INFO L82 PathProgramCache]: Analyzing trace with hash -270219278, now seen corresponding path program 1 times [2019-10-03 02:39:00,996 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:39:01,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:39:01,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:39:01,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:39:01,070 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:39:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:39:01,753 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 02:39:01,755 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 02:39:01,755 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 02:39:01,757 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 114 with the following transitions: [2019-10-03 02:39:01,762 INFO L207 CegarAbsIntRunner]: [24], [26], [28], [67], [69], [71], [72], [73], [74], [75], [148], [151], [220], [321], [322], [327], [331], [334], [405], [489], [490], [496], [499], [502], [504], [507], [509], [514], [516], [519], [678], [681], [684], [687], [702], [703], [704], [709], [829], [832], [835], [1012], [1065], [1068], [1092], [1277], [1280], [1302], [1442], [1443], [2049], [2414], [2415], [2416], [2417], [2428], [2429], [2430], [2431], [2466], [2467], [2468], [2469], [2470], [2471], [2472], [2473], [2474], [2528], [2529], [2534], [2535], [2536], [2537], [2538], [2539], [2540], [2550], [2551], [2552], [2553], [2554], [2590], [2591], [2592], [2593], [2598], [2618], [2619], [2620], [2626], [2696], [2697], [2698] [2019-10-03 02:39:01,828 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 02:39:01,828 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 02:39:01,994 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 02:39:01,996 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 136 root evaluator evaluations with a maximum evaluation depth of 0. Performed 136 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 262 variables. [2019-10-03 02:39:02,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:39:02,002 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 02:39:02,108 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 02:39:02,108 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 02:39:02,116 INFO L420 sIntCurrentIteration]: We unified 112 AI predicates to 112 [2019-10-03 02:39:02,117 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 02:39:02,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 02:39:02,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 7 [2019-10-03 02:39:02,119 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:39:02,126 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 02:39:02,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 02:39:02,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:39:02,133 INFO L87 Difference]: Start difference. First operand 835 states. Second operand 2 states. [2019-10-03 02:39:02,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:39:02,147 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 02:39:02,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 02:39:02,148 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 113 [2019-10-03 02:39:02,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:39:02,155 INFO L225 Difference]: With dead ends: 2 [2019-10-03 02:39:02,155 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 02:39:02,158 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 112 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 02:39:02,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 02:39:02,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 02:39:02,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 02:39:02,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 02:39:02,188 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 113 [2019-10-03 02:39:02,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:39:02,188 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 02:39:02,189 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 02:39:02,189 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 02:39:02,189 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 02:39:02,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 02:39:02 BoogieIcfgContainer [2019-10-03 02:39:02,195 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 02:39:02,197 INFO L168 Benchmark]: Toolchain (without parser) took 5508.86 ms. Allocated memory was 139.5 MB in the beginning and 267.4 MB in the end (delta: 127.9 MB). Free memory was 84.0 MB in the beginning and 192.2 MB in the end (delta: -108.2 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. [2019-10-03 02:39:02,198 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 02:39:02,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1120.55 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 83.8 MB in the beginning and 135.3 MB in the end (delta: -51.4 MB). Peak memory consumption was 30.3 MB. Max. memory is 7.1 GB. [2019-10-03 02:39:02,200 INFO L168 Benchmark]: Boogie Preprocessor took 179.37 ms. Allocated memory is still 199.8 MB. Free memory was 135.3 MB in the beginning and 125.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-10-03 02:39:02,201 INFO L168 Benchmark]: RCFGBuilder took 2797.68 ms. Allocated memory was 199.8 MB in the beginning and 268.4 MB in the end (delta: 68.7 MB). Free memory was 125.8 MB in the beginning and 138.7 MB in the end (delta: -12.9 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. [2019-10-03 02:39:02,202 INFO L168 Benchmark]: TraceAbstraction took 1405.67 ms. Allocated memory was 268.4 MB in the beginning and 267.4 MB in the end (delta: -1.0 MB). Free memory was 136.5 MB in the beginning and 192.2 MB in the end (delta: -55.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 02:39:02,206 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1120.55 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 83.8 MB in the beginning and 135.3 MB in the end (delta: -51.4 MB). Peak memory consumption was 30.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 179.37 ms. Allocated memory is still 199.8 MB. Free memory was 135.3 MB in the beginning and 125.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2797.68 ms. Allocated memory was 199.8 MB in the beginning and 268.4 MB in the end (delta: 68.7 MB). Free memory was 125.8 MB in the beginning and 138.7 MB in the end (delta: -12.9 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1405.67 ms. Allocated memory was 268.4 MB in the beginning and 267.4 MB in the end (delta: -1.0 MB). Free memory was 136.5 MB in the beginning and 192.2 MB in the end (delta: -55.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2444]: 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 80 procedures, 934 locations, 1 error locations. SAFE Result, 1.3s 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, 112 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=835occurred 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, 1.8482142857142858 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, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 14112 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...