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_spec1_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 02:30:55,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 02:30:55,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 02:30:55,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 02:30:55,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 02:30:55,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 02:30:55,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 02:30:55,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 02:30:55,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 02:30:55,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 02:30:55,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 02:30:55,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 02:30:55,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 02:30:55,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 02:30:55,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 02:30:55,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 02:30:55,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 02:30:55,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 02:30:55,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 02:30:55,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 02:30:55,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 02:30:55,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 02:30:55,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 02:30:55,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 02:30:55,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 02:30:55,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 02:30:55,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 02:30:55,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 02:30:55,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 02:30:55,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 02:30:55,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 02:30:55,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 02:30:55,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 02:30:55,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 02:30:55,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 02:30:55,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 02:30:55,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 02:30:55,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 02:30:55,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 02:30:55,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 02:30:55,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 02:30:55,122 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 [2019-09-10 02:30:55,142 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 02:30:55,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 02:30:55,143 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 02:30:55,143 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 02:30:55,144 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 02:30:55,144 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 02:30:55,144 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 02:30:55,144 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 02:30:55,145 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 02:30:55,145 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 02:30:55,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 02:30:55,146 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 02:30:55,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 02:30:55,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 02:30:55,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 02:30:55,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 02:30:55,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 02:30:55,147 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 02:30:55,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 02:30:55,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 02:30:55,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 02:30:55,148 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 02:30:55,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 02:30:55,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 02:30:55,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 02:30:55,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 02:30:55,149 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 02:30:55,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 02:30:55,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 02:30:55,149 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 02:30:55,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 02:30:55,190 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 02:30:55,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 02:30:55,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 02:30:55,198 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 02:30:55,200 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product17.cil.c [2019-09-10 02:30:55,275 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5caf8d113/e68d96302711429782d3ce63f8e6f44d/FLAG2ac1404a6 [2019-09-10 02:30:55,921 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 02:30:55,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/elevator_spec1_product17.cil.c [2019-09-10 02:30:55,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5caf8d113/e68d96302711429782d3ce63f8e6f44d/FLAG2ac1404a6 [2019-09-10 02:30:56,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5caf8d113/e68d96302711429782d3ce63f8e6f44d [2019-09-10 02:30:56,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 02:30:56,148 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 02:30:56,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 02:30:56,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 02:30:56,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 02:30:56,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 02:30:56" (1/1) ... [2019-09-10 02:30:56,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2027b576 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:30:56, skipping insertion in model container [2019-09-10 02:30:56,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 02:30:56" (1/1) ... [2019-09-10 02:30:56,163 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 02:30:56,247 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 02:30:56,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 02:30:56,937 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 02:30:57,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 02:30:57,148 INFO L192 MainTranslator]: Completed translation [2019-09-10 02:30:57,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:30:57 WrapperNode [2019-09-10 02:30:57,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 02:30:57,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 02:30:57,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 02:30:57,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 02:30:57,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:30:57" (1/1) ... [2019-09-10 02:30:57,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:30:57" (1/1) ... [2019-09-10 02:30:57,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:30:57" (1/1) ... [2019-09-10 02:30:57,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:30:57" (1/1) ... [2019-09-10 02:30:57,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:30:57" (1/1) ... [2019-09-10 02:30:57,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:30:57" (1/1) ... [2019-09-10 02:30:57,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:30:57" (1/1) ... [2019-09-10 02:30:57,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 02:30:57,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 02:30:57,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 02:30:57,354 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 02:30:57,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:30:57" (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 [2019-09-10 02:30:57,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 02:30:57,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 02:30:57,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-10 02:30:57,438 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2019-09-10 02:30:57,438 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2019-09-10 02:30:57,438 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2019-09-10 02:30:57,438 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2019-09-10 02:30:57,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2019-09-10 02:30:57,439 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2019-09-10 02:30:57,439 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2019-09-10 02:30:57,440 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2019-09-10 02:30:57,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-10 02:30:57,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-10 02:30:57,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-10 02:30:57,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-10 02:30:57,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-10 02:30:57,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-10 02:30:57,446 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-10 02:30:57,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-10 02:30:57,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-10 02:30:57,447 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-10 02:30:57,447 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-10 02:30:57,447 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-10 02:30:57,447 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2019-09-10 02:30:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2019-09-10 02:30:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2019-09-10 02:30:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2019-09-10 02:30:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2019-09-10 02:30:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2019-09-10 02:30:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2019-09-10 02:30:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2019-09-10 02:30:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2019-09-10 02:30:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2019-09-10 02:30:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2019-09-10 02:30:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2019-09-10 02:30:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2019-09-10 02:30:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2019-09-10 02:30:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2019-09-10 02:30:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2019-09-10 02:30:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2019-09-10 02:30:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2019-09-10 02:30:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2019-09-10 02:30:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2019-09-10 02:30:57,451 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2019-09-10 02:30:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2019-09-10 02:30:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-10 02:30:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2019-09-10 02:30:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2019-09-10 02:30:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-10 02:30:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2019-09-10 02:30:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2019-09-10 02:30:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2019-09-10 02:30:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2019-09-10 02:30:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2019-09-10 02:30:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2019-09-10 02:30:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2019-09-10 02:30:57,453 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2019-09-10 02:30:57,454 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2019-09-10 02:30:57,454 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2019-09-10 02:30:57,454 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2019-09-10 02:30:57,454 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2019-09-10 02:30:57,455 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2019-09-10 02:30:57,455 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-10 02:30:57,455 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2019-09-10 02:30:57,455 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2019-09-10 02:30:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2019-09-10 02:30:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-10 02:30:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2019-09-10 02:30:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-10 02:30:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-10 02:30:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 02:30:57,457 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2019-09-10 02:30:57,457 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2019-09-10 02:30:57,458 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2019-09-10 02:30:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 02:30:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 02:30:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2019-09-10 02:30:57,459 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2019-09-10 02:30:57,459 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2019-09-10 02:30:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2019-09-10 02:30:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2019-09-10 02:30:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2019-09-10 02:30:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2019-09-10 02:30:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2019-09-10 02:30:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2019-09-10 02:30:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-10 02:30:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 02:30:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 02:30:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-10 02:30:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 02:30:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 02:30:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 02:30:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 02:30:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-10 02:30:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 02:30:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-10 02:30:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-10 02:30:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 02:30:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-10 02:30:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-10 02:30:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 02:30:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-10 02:30:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2019-09-10 02:30:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2019-09-10 02:30:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-10 02:30:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-10 02:30:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-10 02:30:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-10 02:30:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-10 02:30:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-10 02:30:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-10 02:30:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-10 02:30:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2019-09-10 02:30:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2019-09-10 02:30:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2019-09-10 02:30:57,469 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-10 02:30:57,469 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2019-09-10 02:30:57,469 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2019-09-10 02:30:57,470 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2019-09-10 02:30:57,470 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2019-09-10 02:30:57,471 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2019-09-10 02:30:57,471 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2019-09-10 02:30:57,472 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2019-09-10 02:30:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2019-09-10 02:30:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2019-09-10 02:30:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2019-09-10 02:30:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2019-09-10 02:30:57,474 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2019-09-10 02:30:57,474 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2019-09-10 02:30:57,474 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2019-09-10 02:30:57,475 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2019-09-10 02:30:57,475 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2019-09-10 02:30:57,475 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2019-09-10 02:30:57,475 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2019-09-10 02:30:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2019-09-10 02:30:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2019-09-10 02:30:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2019-09-10 02:30:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2019-09-10 02:30:57,477 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2019-09-10 02:30:57,480 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2019-09-10 02:30:57,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-10 02:30:57,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2019-09-10 02:30:57,482 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2019-09-10 02:30:57,484 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2019-09-10 02:30:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2019-09-10 02:30:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-10 02:30:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2019-09-10 02:30:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2019-09-10 02:30:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2019-09-10 02:30:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2019-09-10 02:30:57,486 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2019-09-10 02:30:57,486 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2019-09-10 02:30:57,486 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2019-09-10 02:30:57,486 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2019-09-10 02:30:57,486 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2019-09-10 02:30:57,486 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-10 02:30:57,486 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2019-09-10 02:30:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-10 02:30:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-10 02:30:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 02:30:57,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 02:30:57,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 02:30:57,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 02:30:59,894 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 02:30:59,894 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-09-10 02:30:59,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 02:30:59 BoogieIcfgContainer [2019-09-10 02:30:59,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 02:30:59,898 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 02:30:59,898 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 02:30:59,901 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 02:30:59,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 02:30:56" (1/3) ... [2019-09-10 02:30:59,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1825b294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 02:30:59, skipping insertion in model container [2019-09-10 02:30:59,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:30:57" (2/3) ... [2019-09-10 02:30:59,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1825b294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 02:30:59, skipping insertion in model container [2019-09-10 02:30:59,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 02:30:59" (3/3) ... [2019-09-10 02:30:59,906 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product17.cil.c [2019-09-10 02:30:59,917 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 02:30:59,926 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 02:30:59,943 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 02:30:59,973 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 02:30:59,974 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 02:30:59,974 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 02:30:59,974 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 02:30:59,974 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 02:30:59,974 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 02:30:59,974 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 02:30:59,974 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 02:31:00,006 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states. [2019-09-10 02:31:00,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-09-10 02:31:00,045 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:31:00,047 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-10 02:31:00,049 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:31:00,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:31:00,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1132113922, now seen corresponding path program 1 times [2019-09-10 02:31:00,060 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:31:00,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:31:00,111 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:31:00,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:31:00,111 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:31:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:31:00,666 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-09-10 02:31:00,668 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 02:31:00,668 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 02:31:00,669 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 139 with the following transitions: [2019-09-10 02:31:00,673 INFO L207 CegarAbsIntRunner]: [24], [26], [28], [55], [56], [315], [319], [322], [338], [340], [342], [379], [380], [547], [550], [709], [766], [836], [838], [873], [875], [876], [878], [975], [978], [983], [986], [1005], [1012], [1017], [1050], [1051], [1117], [1119], [1122], [1130], [1131], [1134], [1137], [1314], [1323], [1327], [1351], [1582], [1585], [1607], [1623], [1636], [1639], [1645], [1649], [1747], [1748], [2101], [2105], [2108], [2126], [2211], [2213], [2232], [2252], [2272], [2292], [2312], [2314], [2317], [2347], [2348], [2354], [2357], [2381], [2415], [2416], [2417], [2418], [2461], [2462], [2463], [2464], [2465], [2466], [2467], [2468], [2469], [2479], [2480], [2481], [2482], [2529], [2530], [2531], [2532], [2533], [2534], [2557], [2558], [2565], [2566], [2595], [2596], [2597], [2598], [2609], [2610], [2621], [2622], [2625], [2626], [2633], [2634], [2655], [2656], [2657], [2658], [2659], [2693], [2694], [2695], [2761], [2762], [2773] [2019-09-10 02:31:00,725 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 02:31:00,726 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 02:31:00,899 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 02:31:00,903 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 171 root evaluator evaluations with a maximum evaluation depth of 0. Performed 171 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 262 variables. [2019-09-10 02:31:00,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:31:00,910 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 02:31:01,019 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 02:31:01,020 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 02:31:01,031 INFO L420 sIntCurrentIteration]: We unified 137 AI predicates to 137 [2019-09-10 02:31:01,031 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 02:31:01,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 02:31:01,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 4 [2019-09-10 02:31:01,032 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:31:01,039 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 02:31:01,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 02:31:01,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 02:31:01,046 INFO L87 Difference]: Start difference. First operand 743 states. Second operand 2 states. [2019-09-10 02:31:01,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:31:01,064 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 02:31:01,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 02:31:01,065 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 138 [2019-09-10 02:31:01,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:31:01,072 INFO L225 Difference]: With dead ends: 2 [2019-09-10 02:31:01,072 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 02:31:01,075 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 02:31:01,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 02:31:01,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 02:31:01,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 02:31:01,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 02:31:01,104 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 138 [2019-09-10 02:31:01,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:31:01,104 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 02:31:01,105 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 02:31:01,105 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 02:31:01,105 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 02:31:01,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 02:31:01 BoogieIcfgContainer [2019-09-10 02:31:01,112 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 02:31:01,115 INFO L168 Benchmark]: Toolchain (without parser) took 4965.17 ms. Allocated memory was 135.8 MB in the beginning and 257.4 MB in the end (delta: 121.6 MB). Free memory was 87.8 MB in the beginning and 173.5 MB in the end (delta: -85.7 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. [2019-09-10 02:31:01,116 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 135.8 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-10 02:31:01,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1000.17 ms. Allocated memory was 135.8 MB in the beginning and 202.9 MB in the end (delta: 67.1 MB). Free memory was 87.6 MB in the beginning and 141.1 MB in the end (delta: -53.5 MB). Peak memory consumption was 34.9 MB. Max. memory is 7.1 GB. [2019-09-10 02:31:01,120 INFO L168 Benchmark]: Boogie Preprocessor took 202.28 ms. Allocated memory is still 202.9 MB. Free memory was 141.1 MB in the beginning and 132.3 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-09-10 02:31:01,121 INFO L168 Benchmark]: RCFGBuilder took 2542.77 ms. Allocated memory was 202.9 MB in the beginning and 257.9 MB in the end (delta: 55.1 MB). Free memory was 132.3 MB in the beginning and 144.1 MB in the end (delta: -11.8 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. [2019-09-10 02:31:01,122 INFO L168 Benchmark]: TraceAbstraction took 1214.07 ms. Allocated memory was 257.9 MB in the beginning and 257.4 MB in the end (delta: -524.3 kB). Free memory was 142.2 MB in the beginning and 173.5 MB in the end (delta: -31.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-10 02:31:01,132 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 135.8 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1000.17 ms. Allocated memory was 135.8 MB in the beginning and 202.9 MB in the end (delta: 67.1 MB). Free memory was 87.6 MB in the beginning and 141.1 MB in the end (delta: -53.5 MB). Peak memory consumption was 34.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 202.28 ms. Allocated memory is still 202.9 MB. Free memory was 141.1 MB in the beginning and 132.3 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2542.77 ms. Allocated memory was 202.9 MB in the beginning and 257.9 MB in the end (delta: 55.1 MB). Free memory was 132.3 MB in the beginning and 144.1 MB in the end (delta: -11.8 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1214.07 ms. Allocated memory was 257.9 MB in the beginning and 257.4 MB in the end (delta: -524.3 kB). Free memory was 142.2 MB in the beginning and 173.5 MB in the end (delta: -31.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1098]: 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 74 procedures, 887 locations, 1 error locations. SAFE Result, 1.1s 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, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=743occurred 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, 1.802919708029197 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, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 137 ConstructedInterpolants, 0 QuantifiedInterpolants, 19591 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 16/19 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...