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_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 02:40:20,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 02:40:20,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 02:40:20,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 02:40:20,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 02:40:20,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 02:40:20,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 02:40:20,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 02:40:20,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 02:40:20,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 02:40:20,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 02:40:20,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 02:40:20,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 02:40:20,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 02:40:20,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 02:40:20,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 02:40:20,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 02:40:20,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 02:40:20,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 02:40:20,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 02:40:20,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 02:40:20,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 02:40:20,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 02:40:20,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 02:40:20,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 02:40:20,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 02:40:20,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 02:40:20,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 02:40:20,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 02:40:20,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 02:40:20,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 02:40:20,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 02:40:20,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 02:40:20,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 02:40:20,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 02:40:20,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 02:40:20,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 02:40:20,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 02:40:20,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 02:40:20,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 02:40:20,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 02:40:20,067 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 02:40:20,084 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 02:40:20,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 02:40:20,088 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 02:40:20,088 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 02:40:20,089 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 02:40:20,089 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 02:40:20,089 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 02:40:20,090 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 02:40:20,090 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 02:40:20,090 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 02:40:20,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 02:40:20,094 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 02:40:20,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 02:40:20,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 02:40:20,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 02:40:20,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 02:40:20,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 02:40:20,095 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 02:40:20,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 02:40:20,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 02:40:20,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 02:40:20,097 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 02:40:20,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 02:40:20,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:40:20,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 02:40:20,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 02:40:20,098 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 02:40:20,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 02:40:20,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 02:40:20,099 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 02:40:20,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 02:40:20,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 02:40:20,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 02:40:20,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 02:40:20,158 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 02:40:20,159 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product19.cil.c [2019-10-03 02:40:20,225 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ab16a195/5462079dccdb4a8e9b6ab188cb3a3bf8/FLAGe2092a494 [2019-10-03 02:40:20,846 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 02:40:20,847 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/elevator_spec1_product19.cil.c [2019-10-03 02:40:20,873 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ab16a195/5462079dccdb4a8e9b6ab188cb3a3bf8/FLAGe2092a494 [2019-10-03 02:40:21,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ab16a195/5462079dccdb4a8e9b6ab188cb3a3bf8 [2019-10-03 02:40:21,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 02:40:21,070 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 02:40:21,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 02:40:21,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 02:40:21,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 02:40:21,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:40:21" (1/1) ... [2019-10-03 02:40:21,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a10a3cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:40:21, skipping insertion in model container [2019-10-03 02:40:21,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:40:21" (1/1) ... [2019-10-03 02:40:21,090 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 02:40:21,183 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 02:40:21,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:40:21,975 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 02:40:22,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:40:22,246 INFO L192 MainTranslator]: Completed translation [2019-10-03 02:40:22,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:40:22 WrapperNode [2019-10-03 02:40:22,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 02:40:22,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 02:40:22,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 02:40:22,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 02:40:22,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:40:22" (1/1) ... [2019-10-03 02:40:22,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:40:22" (1/1) ... [2019-10-03 02:40:22,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:40:22" (1/1) ... [2019-10-03 02:40:22,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:40:22" (1/1) ... [2019-10-03 02:40:22,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:40:22" (1/1) ... [2019-10-03 02:40:22,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:40:22" (1/1) ... [2019-10-03 02:40:22,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:40:22" (1/1) ... [2019-10-03 02:40:22,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 02:40:22,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 02:40:22,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 02:40:22,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 02:40:22,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:40:22" (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 02:40:22,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 02:40:22,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 02:40:22,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-03 02:40:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-03 02:40:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2019-10-03 02:40:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2019-10-03 02:40:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2019-10-03 02:40:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2019-10-03 02:40:22,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2019-10-03 02:40:22,548 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2019-10-03 02:40:22,548 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2019-10-03 02:40:22,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2019-10-03 02:40:22,548 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2019-10-03 02:40:22,549 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2019-10-03 02:40:22,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2019-10-03 02:40:22,549 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2019-10-03 02:40:22,549 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2019-10-03 02:40:22,549 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2019-10-03 02:40:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2019-10-03 02:40:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2019-10-03 02:40:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2019-10-03 02:40:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2019-10-03 02:40:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2019-10-03 02:40:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-03 02:40:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2019-10-03 02:40:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2019-10-03 02:40:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2019-10-03 02:40:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-03 02:40:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2019-10-03 02:40:22,552 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-03 02:40:22,552 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-03 02:40:22,552 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 02:40:22,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-03 02:40:22,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-03 02:40:22,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-03 02:40:22,552 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-03 02:40:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-03 02:40:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2019-10-03 02:40:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2019-10-03 02:40:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2019-10-03 02:40:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2019-10-03 02:40:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2019-10-03 02:40:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2019-10-03 02:40:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2019-10-03 02:40:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2019-10-03 02:40:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2019-10-03 02:40:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2019-10-03 02:40:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2019-10-03 02:40:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2019-10-03 02:40:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2019-10-03 02:40:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2019-10-03 02:40:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2019-10-03 02:40:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2019-10-03 02:40:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2019-10-03 02:40:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2019-10-03 02:40:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2019-10-03 02:40:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2019-10-03 02:40:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2019-10-03 02:40:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2019-10-03 02:40:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2019-10-03 02:40:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2019-10-03 02:40:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2019-10-03 02:40:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2019-10-03 02:40:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2019-10-03 02:40:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-03 02:40:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2019-10-03 02:40:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2019-10-03 02:40:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2019-10-03 02:40:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2019-10-03 02:40:22,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-03 02:40:22,559 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2019-10-03 02:40:22,559 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2019-10-03 02:40:22,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-03 02:40:22,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-03 02:40:22,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-03 02:40:22,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-03 02:40:22,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-03 02:40:22,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-03 02:40:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 02:40:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 02:40:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2019-10-03 02:40:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2019-10-03 02:40:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-03 02:40:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-03 02:40:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2019-10-03 02:40:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2019-10-03 02:40:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2019-10-03 02:40:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2019-10-03 02:40:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2019-10-03 02:40:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2019-10-03 02:40:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2019-10-03 02:40:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2019-10-03 02:40:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2019-10-03 02:40:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2019-10-03 02:40:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2019-10-03 02:40:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2019-10-03 02:40:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-03 02:40:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2019-10-03 02:40:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2019-10-03 02:40:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2019-10-03 02:40:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2019-10-03 02:40:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2019-10-03 02:40:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-03 02:40:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2019-10-03 02:40:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2019-10-03 02:40:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2019-10-03 02:40:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2019-10-03 02:40:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2019-10-03 02:40:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2019-10-03 02:40:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2019-10-03 02:40:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2019-10-03 02:40:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-03 02:40:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2019-10-03 02:40:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-03 02:40:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-03 02:40:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2019-10-03 02:40:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-03 02:40:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-03 02:40:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-03 02:40:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-03 02:40:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 02:40:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-03 02:40:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-03 02:40:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2019-10-03 02:40:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2019-10-03 02:40:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2019-10-03 02:40:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-03 02:40:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2019-10-03 02:40:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2019-10-03 02:40:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2019-10-03 02:40:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2019-10-03 02:40:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2019-10-03 02:40:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2019-10-03 02:40:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2019-10-03 02:40:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2019-10-03 02:40:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2019-10-03 02:40:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2019-10-03 02:40:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2019-10-03 02:40:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2019-10-03 02:40:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2019-10-03 02:40:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2019-10-03 02:40:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2019-10-03 02:40:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2019-10-03 02:40:22,571 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2019-10-03 02:40:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2019-10-03 02:40:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2019-10-03 02:40:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2019-10-03 02:40:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2019-10-03 02:40:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 02:40:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2019-10-03 02:40:22,572 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2019-10-03 02:40:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2019-10-03 02:40:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-03 02:40:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 02:40:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 02:40:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-03 02:40:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 02:40:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 02:40:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 02:40:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 02:40:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-03 02:40:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 02:40:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-03 02:40:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-03 02:40:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 02:40:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-03 02:40:22,575 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-03 02:40:22,575 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-03 02:40:22,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 02:40:22,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 02:40:22,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 02:40:24,888 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 02:40:24,888 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-10-03 02:40:24,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:40:24 BoogieIcfgContainer [2019-10-03 02:40:24,890 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 02:40:24,892 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 02:40:24,892 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 02:40:24,895 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 02:40:24,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 02:40:21" (1/3) ... [2019-10-03 02:40:24,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7421d398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:40:24, skipping insertion in model container [2019-10-03 02:40:24,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:40:22" (2/3) ... [2019-10-03 02:40:24,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7421d398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:40:24, skipping insertion in model container [2019-10-03 02:40:24,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:40:24" (3/3) ... [2019-10-03 02:40:24,899 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product19.cil.c [2019-10-03 02:40:24,909 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 02:40:24,919 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 02:40:24,936 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 02:40:24,965 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 02:40:24,965 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 02:40:24,966 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 02:40:24,966 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 02:40:24,966 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 02:40:24,966 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 02:40:24,966 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 02:40:24,966 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 02:40:25,009 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states. [2019-10-03 02:40:25,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-10-03 02:40:25,051 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:40:25,052 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:40:25,055 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:40:25,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:40:25,061 INFO L82 PathProgramCache]: Analyzing trace with hash -1279935943, now seen corresponding path program 1 times [2019-10-03 02:40:25,063 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:40:25,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:40:25,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:40:25,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:40:25,126 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:40:25,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:40:25,831 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-10-03 02:40:25,834 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 02:40:25,834 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 02:40:25,835 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 165 with the following transitions: [2019-10-03 02:40:25,839 INFO L207 CegarAbsIntRunner]: [0], [2], [4], [60], [61], [140], [144], [147], [338], [340], [342], [393], [394], [396], [397], [398], [400], [403], [405], [409], [466], [536], [538], [545], [575], [576], [578], [675], [678], [683], [686], [705], [712], [717], [784], [785], [817], [819], [822], [824], [830], [834], [835], [838], [841], [1018], [1029], [1033], [1057], [1288], [1291], [1313], [1314], [1327], [1330], [1336], [1340], [1453], [1454], [1719], [2141], [2144], [2162], [2247], [2249], [2268], [2288], [2308], [2328], [2348], [2350], [2353], [2388], [2389], [2390], [2393], [2417], [2451], [2452], [2453], [2454], [2497], [2498], [2499], [2500], [2501], [2502], [2503], [2504], [2505], [2515], [2516], [2517], [2518], [2543], [2544], [2545], [2546], [2547], [2548], [2555], [2556], [2557], [2558], [2559], [2560], [2583], [2584], [2591], [2592], [2621], [2622], [2623], [2624], [2635], [2636], [2647], [2648], [2649], [2650], [2655], [2656], [2663], [2664], [2665], [2666], [2667], [2668], [2669], [2745], [2746], [2747], [2813], [2814], [2825] [2019-10-03 02:40:25,887 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 02:40:25,888 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 02:40:25,992 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 02:40:25,994 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 193 root evaluator evaluations with a maximum evaluation depth of 0. Performed 193 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 264 variables. [2019-10-03 02:40:25,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:40:25,999 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 02:40:26,096 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 02:40:26,100 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 02:40:26,110 INFO L420 sIntCurrentIteration]: We unified 163 AI predicates to 163 [2019-10-03 02:40:26,111 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 02:40:26,112 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 02:40:26,113 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 4 [2019-10-03 02:40:26,113 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:40:26,120 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 02:40:26,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 02:40:26,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:40:26,127 INFO L87 Difference]: Start difference. First operand 771 states. Second operand 2 states. [2019-10-03 02:40:26,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:40:26,141 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 02:40:26,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 02:40:26,143 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 164 [2019-10-03 02:40:26,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:40:26,150 INFO L225 Difference]: With dead ends: 2 [2019-10-03 02:40:26,150 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 02:40:26,153 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 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 02:40:26,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 02:40:26,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 02:40:26,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 02:40:26,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 02:40:26,183 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 164 [2019-10-03 02:40:26,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:40:26,183 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 02:40:26,184 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 02:40:26,184 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 02:40:26,184 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 02:40:26,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 02:40:26 BoogieIcfgContainer [2019-10-03 02:40:26,191 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 02:40:26,195 INFO L168 Benchmark]: Toolchain (without parser) took 5122.50 ms. Allocated memory was 134.2 MB in the beginning and 264.8 MB in the end (delta: 130.5 MB). Free memory was 86.0 MB in the beginning and 172.1 MB in the end (delta: -86.1 MB). Peak memory consumption was 44.5 MB. Max. memory is 7.1 GB. [2019-10-03 02:40:26,196 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 02:40:26,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1175.68 ms. Allocated memory was 134.2 MB in the beginning and 201.9 MB in the end (delta: 67.6 MB). Free memory was 85.6 MB in the beginning and 138.5 MB in the end (delta: -52.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. [2019-10-03 02:40:26,198 INFO L168 Benchmark]: Boogie Preprocessor took 220.35 ms. Allocated memory is still 201.9 MB. Free memory was 138.5 MB in the beginning and 129.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-10-03 02:40:26,200 INFO L168 Benchmark]: RCFGBuilder took 2421.95 ms. Allocated memory was 201.9 MB in the beginning and 265.8 MB in the end (delta: 64.0 MB). Free memory was 129.0 MB in the beginning and 144.4 MB in the end (delta: -15.4 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. [2019-10-03 02:40:26,201 INFO L168 Benchmark]: TraceAbstraction took 1299.16 ms. Allocated memory was 265.8 MB in the beginning and 264.8 MB in the end (delta: -1.0 MB). Free memory was 144.4 MB in the beginning and 172.1 MB in the end (delta: -27.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 02:40:26,212 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 134.2 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1175.68 ms. Allocated memory was 134.2 MB in the beginning and 201.9 MB in the end (delta: 67.6 MB). Free memory was 85.6 MB in the beginning and 138.5 MB in the end (delta: -52.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 220.35 ms. Allocated memory is still 201.9 MB. Free memory was 138.5 MB in the beginning and 129.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2421.95 ms. Allocated memory was 201.9 MB in the beginning and 265.8 MB in the end (delta: 64.0 MB). Free memory was 129.0 MB in the beginning and 144.4 MB in the end (delta: -15.4 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1299.16 ms. Allocated memory was 265.8 MB in the beginning and 264.8 MB in the end (delta: -1.0 MB). Free memory was 144.4 MB in the beginning and 172.1 MB in the end (delta: -27.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2960]: 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 78 procedures, 918 locations, 1 error locations. SAFE Result, 1.2s OverallTime, 1 OverallIterations, 3 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, 163 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=771occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.1s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 1.6319018404907975 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, 164 NumberOfCodeBlocks, 164 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 163 ConstructedInterpolants, 0 QuantifiedInterpolants, 27547 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 34/37 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...