java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 09:27:45,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 09:27:45,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 09:27:45,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 09:27:45,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 09:27:45,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 09:27:45,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 09:27:46,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 09:27:46,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 09:27:46,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 09:27:46,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 09:27:46,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 09:27:46,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 09:27:46,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 09:27:46,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 09:27:46,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 09:27:46,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 09:27:46,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 09:27:46,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 09:27:46,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 09:27:46,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 09:27:46,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 09:27:46,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 09:27:46,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 09:27:46,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 09:27:46,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 09:27:46,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 09:27:46,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 09:27:46,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 09:27:46,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 09:27:46,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 09:27:46,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 09:27:46,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 09:27:46,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 09:27:46,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 09:27:46,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 09:27:46,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 09:27:46,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 09:27:46,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 09:27:46,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 09:27:46,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 09:27:46,054 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-06 09:27:46,090 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 09:27:46,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 09:27:46,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 09:27:46,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 09:27:46,092 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 09:27:46,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 09:27:46,093 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 09:27:46,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 09:27:46,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 09:27:46,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 09:27:46,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 09:27:46,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 09:27:46,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 09:27:46,094 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 09:27:46,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 09:27:46,095 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 09:27:46,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 09:27:46,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 09:27:46,095 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 09:27:46,095 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 09:27:46,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 09:27:46,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 09:27:46,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 09:27:46,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 09:27:46,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 09:27:46,097 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 09:27:46,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 09:27:46,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 09:27:46,097 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 09:27:46,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 09:27:46,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 09:27:46,146 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 09:27:46,148 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 09:27:46,149 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 09:27:46,150 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product01.cil.c [2019-09-06 09:27:46,205 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4df98e58c/6fb92d29b2ca417cbd3a973e8df75ea0/FLAG8e4ea656a [2019-09-06 09:27:46,876 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 09:27:46,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/elevator_spec3_product01.cil.c [2019-09-06 09:27:46,899 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4df98e58c/6fb92d29b2ca417cbd3a973e8df75ea0/FLAG8e4ea656a [2019-09-06 09:27:47,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4df98e58c/6fb92d29b2ca417cbd3a973e8df75ea0 [2019-09-06 09:27:47,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 09:27:47,066 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 09:27:47,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 09:27:47,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 09:27:47,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 09:27:47,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:27:47" (1/1) ... [2019-09-06 09:27:47,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76d0047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:27:47, skipping insertion in model container [2019-09-06 09:27:47,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:27:47" (1/1) ... [2019-09-06 09:27:47,080 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 09:27:47,159 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 09:27:47,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:27:47,810 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 09:27:47,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:27:48,003 INFO L192 MainTranslator]: Completed translation [2019-09-06 09:27:48,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:27:48 WrapperNode [2019-09-06 09:27:48,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 09:27:48,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 09:27:48,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 09:27:48,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 09:27:48,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:27:48" (1/1) ... [2019-09-06 09:27:48,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:27:48" (1/1) ... [2019-09-06 09:27:48,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:27:48" (1/1) ... [2019-09-06 09:27:48,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:27:48" (1/1) ... [2019-09-06 09:27:48,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:27:48" (1/1) ... [2019-09-06 09:27:48,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:27:48" (1/1) ... [2019-09-06 09:27:48,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:27:48" (1/1) ... [2019-09-06 09:27:48,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 09:27:48,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 09:27:48,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 09:27:48,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 09:27:48,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:27:48" (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 [2019-09-06 09:27:48,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 09:27:48,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 09:27:48,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-06 09:27:48,252 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2019-09-06 09:27:48,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2019-09-06 09:27:48,253 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2019-09-06 09:27:48,253 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2019-09-06 09:27:48,254 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2019-09-06 09:27:48,254 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2019-09-06 09:27:48,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2019-09-06 09:27:48,255 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2019-09-06 09:27:48,256 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-06 09:27:48,256 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2019-09-06 09:27:48,256 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2019-09-06 09:27:48,257 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2019-09-06 09:27:48,257 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-06 09:27:48,259 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2019-09-06 09:27:48,259 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-06 09:27:48,259 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-06 09:27:48,260 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 09:27:48,260 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2019-09-06 09:27:48,260 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2019-09-06 09:27:48,260 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2019-09-06 09:27:48,261 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2019-09-06 09:27:48,261 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2019-09-06 09:27:48,261 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2019-09-06 09:27:48,261 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2019-09-06 09:27:48,261 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2019-09-06 09:27:48,262 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2019-09-06 09:27:48,262 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2019-09-06 09:27:48,262 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2019-09-06 09:27:48,262 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2019-09-06 09:27:48,263 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2019-09-06 09:27:48,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-06 09:27:48,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2019-09-06 09:27:48,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-06 09:27:48,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-06 09:27:48,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-06 09:27:48,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-06 09:27:48,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-06 09:27:48,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-06 09:27:48,264 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-06 09:27:48,264 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-06 09:27:48,265 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-06 09:27:48,265 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-06 09:27:48,265 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-06 09:27:48,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-06 09:27:48,265 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2019-09-06 09:27:48,265 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2019-09-06 09:27:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2019-09-06 09:27:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2019-09-06 09:27:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2019-09-06 09:27:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2019-09-06 09:27:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2019-09-06 09:27:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2019-09-06 09:27:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2019-09-06 09:27:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2019-09-06 09:27:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2019-09-06 09:27:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2019-09-06 09:27:48,268 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2019-09-06 09:27:48,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2019-09-06 09:27:48,268 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2019-09-06 09:27:48,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2019-09-06 09:27:48,269 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2019-09-06 09:27:48,269 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2019-09-06 09:27:48,269 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2019-09-06 09:27:48,269 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2019-09-06 09:27:48,270 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-06 09:27:48,270 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2019-09-06 09:27:48,270 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2019-09-06 09:27:48,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 09:27:48,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 09:27:48,271 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-06 09:27:48,271 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2019-09-06 09:27:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2019-09-06 09:27:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2019-09-06 09:27:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2019-09-06 09:27:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2019-09-06 09:27:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2019-09-06 09:27:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2019-09-06 09:27:48,273 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2019-09-06 09:27:48,273 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2019-09-06 09:27:48,273 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-06 09:27:48,274 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2019-09-06 09:27:48,274 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2019-09-06 09:27:48,274 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2019-09-06 09:27:48,274 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-06 09:27:48,275 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2019-09-06 09:27:48,276 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2019-09-06 09:27:48,276 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2019-09-06 09:27:48,276 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2019-09-06 09:27:48,276 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2019-09-06 09:27:48,277 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-06 09:27:48,277 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2019-09-06 09:27:48,277 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-06 09:27:48,277 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-06 09:27:48,277 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-06 09:27:48,277 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-06 09:27:48,278 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-06 09:27:48,278 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-06 09:27:48,278 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 09:27:48,278 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2019-09-06 09:27:48,278 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2019-09-06 09:27:48,278 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2019-09-06 09:27:48,279 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2019-09-06 09:27:48,279 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2019-09-06 09:27:48,279 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2019-09-06 09:27:48,279 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2019-09-06 09:27:48,279 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2019-09-06 09:27:48,279 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2019-09-06 09:27:48,280 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2019-09-06 09:27:48,280 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2019-09-06 09:27:48,280 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2019-09-06 09:27:48,280 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-06 09:27:48,280 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2019-09-06 09:27:48,281 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2019-09-06 09:27:48,281 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2019-09-06 09:27:48,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-06 09:27:48,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2019-09-06 09:27:48,282 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-06 09:27:48,282 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 09:27:48,282 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 09:27:48,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-06 09:27:48,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 09:27:48,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 09:27:48,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 09:27:48,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 09:27:48,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-06 09:27:48,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 09:27:48,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-06 09:27:48,285 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-06 09:27:48,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 09:27:48,286 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-06 09:27:48,286 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-06 09:27:48,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 09:27:48,286 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-06 09:27:48,286 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-06 09:27:48,287 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-06 09:27:48,287 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2019-09-06 09:27:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2019-09-06 09:27:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2019-09-06 09:27:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2019-09-06 09:27:48,292 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2019-09-06 09:27:48,292 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2019-09-06 09:27:48,298 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2019-09-06 09:27:48,298 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2019-09-06 09:27:48,299 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2019-09-06 09:27:48,299 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2019-09-06 09:27:48,299 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2019-09-06 09:27:48,299 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2019-09-06 09:27:48,300 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2019-09-06 09:27:48,301 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2019-09-06 09:27:48,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 09:27:48,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 09:27:48,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 09:27:50,555 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 09:27:50,556 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-09-06 09:27:50,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:27:50 BoogieIcfgContainer [2019-09-06 09:27:50,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 09:27:50,558 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 09:27:50,558 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 09:27:50,559 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 09:27:50,560 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:27:50" (1/1) ... [2019-09-06 09:27:50,560 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 09:27:50,601 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 09:27:50,601 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 09:27:50,617 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 09:27:50,629 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 09:27:50,630 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 09:27:50,902 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 368 for LOIs [2019-09-06 09:27:51,046 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 368 for LOIs [2019-09-06 09:27:51,073 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 368 for LOIs [2019-09-06 09:27:57,960 INFO L199 IcfgInterpreter]: Interpreting procedure threeTS with input of size 369 for LOIs [2019-09-06 09:27:58,099 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 370 for LOIs [2019-09-06 09:29:54,974 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 400 for LOIs [2019-09-06 09:29:57,037 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__2 with input of size 260 for LOIs [2019-09-06 09:29:57,219 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 264 for LOIs [2019-09-06 09:29:57,221 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 09:29:57,221 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 09:29:57,223 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 17719#(or (and (<= 0 ~personOnFloor_0_2~0) (<= 0 ~personOnFloor_4_2~0) (<= ~persons_5~0 0) (<= 0 |#NULL.base|) (<= 0 |#t~string131.offset|) (<= ~personOnFloor_3_2~0 0) (<= 0 ~personOnFloor_2_4~0) (<= 0 |#t~string63.offset|) (<= 0 ~personOnFloor_4_4~0) (<= 0 |#t~string52.offset|) (<= 0 ~persons_1~0) (<= ~head~0.offset 0) (<= |#t~string125.offset| 0) (<= 0 |#t~string156.offset|) (<= 0 |#t~string64.offset|) (<= 0 ~personOnFloor_0_3~0) (<= 0 ~calls_1~0) (<= ~persons_4~0 0) (<= ~personOnFloor_5_2~0 0) (<= 0 |#t~string127.offset|) (<= |#t~string115.offset| 0) (<= 0 |#t~string147.offset|) (<= 0 |#t~string139.offset|) (<= |#t~string158.offset| 0) (<= |#t~string139.offset| 0) (<= ~expectedDirection~0 1) (<= ~calls_4~0 1) (<= ~personOnFloor_0_4~0 1) (<= 0 ~persons_5~0) (<= |#t~string57.offset| 0) (<= 0 ~head~0.base) (<= 0 ~personOnFloor_5_2~0) (<= |#t~string150.offset| 0) (<= 0 |#t~string123.offset|) (<= 0 ~persons_4~0) (<= |#t~string64.offset| 0) (<= ~calls_3~0 0) (<= 0 ~personOnFloor_0_0~0) (<= ~personOnFloor_5_4~0 0) (<= ~calls_0~0 0) (<= |#t~string53.offset| 0) (<= 0 ~personOnFloor_3_2~0) (<= 0 |#t~string61.offset|) (<= ~cleanupTimeShifts~0 12) (<= |#t~string65.offset| 0) (<= |#t~string141.offset| 0) (<= ~floorButtons_1~0 0) (<= 0 ~floorButtons_2~0) (<= ~personOnFloor_1_4~0 0) (<= 0 ~doorState~0) (<= ~persons_2~0 0) (<= ~personOnFloor_1_0~0 0) (<= 0 |#t~string53.offset|) (<= 0 ~floorButtons_4~0) (<= |#t~string66.offset| 0) (<= |#t~string137.offset| 0) (<= ~personOnFloor_5_3~0 0) (<= 0 |#t~string115.offset|) (<= ~personOnFloor_4_3~0 0) (<= 0 |#t~string119.offset|) (<= 0 |#NULL.offset|) (<= 0 |#t~string158.offset|) (<= |#t~string147.offset| 0) (<= ~calls_1~0 0) (<= |#t~string127.offset| 0) (<= ~personOnFloor_1_1~0 0) (<= ~personOnFloor_1_3~0 0) (<= 0 ~personOnFloor_2_0~0) (<= ~personOnFloor_0_1~0 0) (<= 0 ~personOnFloor_4_3~0) (<= 0 ~personOnFloor_1_4~0) (<= ~personOnFloor_5_1~0 0) (<= |#t~string153.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string137.offset|) (<= |#t~string131.offset| 0) (<= 0 |#t~string129.offset|) (<= ~floorButtons_2~0 0) (<= 0 ~calls_0~0) (<= |#t~string144.offset| 0) (<= 0 |#t~string150.offset|) (<= |#t~string129.offset| 0) (<= 0 ~personOnFloor_1_3~0) (<= ~personOnFloor_2_0~0 0) (<= 0 |#t~string57.offset|) (<= 0 ~personOnFloor_3_4~0) (<= |#t~string113.offset| 0) (<= 0 ~personOnFloor_2_2~0) (<= 0 |#t~string62.offset|) (<= ~personOnFloor_0_2~0 0) (<= ~head~0.base 0) (<= |#t~string135.offset| 0) (<= 0 ~head~0.offset) (<= 0 ~personOnFloor_2_1~0) (<= |#t~string156.offset| 0) (<= 0 |#t~string125.offset|) (<= |#t~string121.offset| 0) (<= |#t~string52.offset| 0) (<= ~calls_2~0 0) (<= ~personOnFloor_0_0~0 0) (<= 0 |#t~string113.offset|) (<= 0 ~personOnFloor_2_3~0) (<= |#t~string55.offset| 0) (<= 0 ~personOnFloor_3_1~0) (<= ~personOnFloor_3_0~0 0) (<= 0 ~floorButtons_3~0) (<= 0 ~personOnFloor_3_0~0) (<= ~personOnFloor_2_3~0 0) (<= |#t~string56.offset| 0) (<= |#t~string117.offset| 0) (<= ~personOnFloor_4_1~0 0) (<= 0 ~personOnFloor_3_3~0) (<= 0 |#t~string133.offset|) (<= 0 ~currentHeading~0) (<= ~floorButtons_3~0 0) (<= 0 ~floorButtons_1~0) (<= 12 ~cleanupTimeShifts~0) (<= ~personOnFloor_4_4~0 0) (<= |#NULL.offset| 0) (<= ~personOnFloor_1_2~0 0) (<= 0 ~personOnFloor_5_0~0) (<= ~personOnFloor_3_4~0 0) (<= ~persons_0~0 1) (<= 0 |#t~string117.offset|) (<= ~persons_3~0 0) (<= 0 ~personOnFloor_5_1~0) (<= |#t~string133.offset| 0) (<= 0 |#t~string144.offset|) (<= 0 ~personOnFloor_0_1~0) (<= 0 ~calls_2~0) (<= ~personOnFloor_2_1~0 0) (<= ~personOnFloor_3_1~0 0) (<= 0 |#t~string65.offset|) (<= 0 ~personOnFloor_4_0~0) (<= ~personOnFloor_0_3~0 0) (<= 0 |#t~string56.offset|) (<= 1 ~expectedDirection~0) (<= |#t~string61.offset| 0) (<= 0 |#t~string135.offset|) (<= ~floorButtons_0~0 1) (<= 0 ~personOnFloor_1_0~0) (<= 0 |#t~string54.offset|) (<= 0 ~personOnFloor_4_1~0) (<= 0 ~calls_3~0) (<= ~personOnFloor_3_3~0 0) (<= 0 ~personOnFloor_5_3~0) (<= ~personOnFloor_2_2~0 0) (<= |#t~string62.offset| 0) (<= |#t~string119.offset| 0) (<= ~personOnFloor_4_2~0 0) (<= ~personOnFloor_2_4~0 0) (<= 0 |#t~string141.offset|) (<= 0 |#t~string121.offset|) (<= 0 ~persons_2~0) (<= 0 |#t~string66.offset|) (<= 0 ~personOnFloor_1_2~0) (<= 0 ~personOnFloor_1_1~0) (<= |#t~string123.offset| 0) (<= 0 ~persons_3~0) (<= ~floorButtons_4~0 0) (<= |#t~string54.offset| 0) (<= 0 |#t~string153.offset|) (<= ~personOnFloor_5_0~0 0) (<= 0 |#t~string55.offset|) (<= ~persons_1~0 0) (<= 0 ~personOnFloor_5_4~0) (<= ~personOnFloor_4_0~0 0)) (and (<= 0 ~personOnFloor_0_2~0) (<= 0 ~personOnFloor_4_2~0) (<= ~persons_5~0 0) (<= 0 |#NULL.base|) (<= 0 |#t~string131.offset|) (<= ~personOnFloor_3_2~0 0) (<= 0 ~personOnFloor_2_4~0) (<= 0 |#t~string63.offset|) (<= 0 ~personOnFloor_4_4~0) (<= 0 |#t~string52.offset|) (<= 0 ~persons_1~0) (<= ~head~0.offset 0) (<= |#t~string125.offset| 0) (<= 0 |#t~string156.offset|) (<= 0 |#t~string64.offset|) (<= 0 ~personOnFloor_0_3~0) (<= 0 ~calls_1~0) (<= ~persons_4~0 0) (<= ~personOnFloor_5_2~0 0) (<= 0 |#t~string127.offset|) (<= |#t~string115.offset| 0) (<= 0 |#t~string147.offset|) (<= 0 |#t~string139.offset|) (<= |#t~string158.offset| 0) (<= |#t~string139.offset| 0) (<= ~calls_4~0 1) (<= ~personOnFloor_0_4~0 1) (<= 0 ~persons_5~0) (<= |#t~string57.offset| 0) (<= 0 ~head~0.base) (<= 0 ~personOnFloor_5_2~0) (<= |#t~string150.offset| 0) (<= 0 |#t~string123.offset|) (<= 0 ~persons_4~0) (<= |#t~string64.offset| 0) (<= ~calls_3~0 0) (<= 0 ~personOnFloor_0_0~0) (<= ~personOnFloor_5_4~0 0) (<= ~calls_0~0 0) (<= |#t~string53.offset| 0) (<= 0 ~personOnFloor_3_2~0) (<= 0 |#t~string61.offset|) (<= ~cleanupTimeShifts~0 12) (<= 0 (+ ~expectedDirection~0 1)) (<= |#t~string65.offset| 0) (<= |#t~string141.offset| 0) (<= ~floorButtons_1~0 0) (<= 0 ~floorButtons_2~0) (<= ~personOnFloor_1_4~0 0) (<= 0 ~doorState~0) (<= ~persons_2~0 0) (<= ~personOnFloor_1_0~0 0) (<= 0 |#t~string53.offset|) (<= 0 ~floorButtons_4~0) (<= |#t~string66.offset| 0) (<= |#t~string137.offset| 0) (<= ~personOnFloor_5_3~0 0) (<= 0 |#t~string115.offset|) (<= ~personOnFloor_4_3~0 0) (<= 0 |#t~string119.offset|) (<= 0 |#NULL.offset|) (<= 0 |#t~string158.offset|) (<= |#t~string147.offset| 0) (<= ~calls_1~0 0) (<= |#t~string127.offset| 0) (<= ~personOnFloor_1_1~0 0) (<= ~personOnFloor_1_3~0 0) (<= 0 ~personOnFloor_2_0~0) (<= ~personOnFloor_0_1~0 0) (<= (+ ~expectedDirection~0 1) 0) (<= 0 ~personOnFloor_4_3~0) (<= 0 ~personOnFloor_1_4~0) (<= ~personOnFloor_5_1~0 0) (<= |#t~string153.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string137.offset|) (<= |#t~string131.offset| 0) (<= 0 |#t~string129.offset|) (<= ~floorButtons_2~0 0) (<= 0 ~calls_0~0) (<= |#t~string144.offset| 0) (<= 0 |#t~string150.offset|) (<= |#t~string129.offset| 0) (<= 0 ~personOnFloor_1_3~0) (<= ~personOnFloor_2_0~0 0) (<= 0 |#t~string57.offset|) (<= 0 ~personOnFloor_3_4~0) (<= |#t~string113.offset| 0) (<= 0 ~personOnFloor_2_2~0) (<= 0 |#t~string62.offset|) (<= ~personOnFloor_0_2~0 0) (<= ~head~0.base 0) (<= |#t~string135.offset| 0) (<= 0 ~head~0.offset) (<= 0 ~personOnFloor_2_1~0) (<= |#t~string156.offset| 0) (<= 0 |#t~string125.offset|) (<= |#t~string121.offset| 0) (<= |#t~string52.offset| 0) (<= ~calls_2~0 0) (<= ~personOnFloor_0_0~0 0) (<= 0 |#t~string113.offset|) (<= 0 ~personOnFloor_2_3~0) (<= |#t~string55.offset| 0) (<= 0 ~personOnFloor_3_1~0) (<= ~personOnFloor_3_0~0 0) (<= 0 ~floorButtons_3~0) (<= 0 ~personOnFloor_3_0~0) (<= ~personOnFloor_2_3~0 0) (<= |#t~string56.offset| 0) (<= |#t~string117.offset| 0) (<= ~personOnFloor_4_1~0 0) (<= 0 ~personOnFloor_3_3~0) (<= 0 |#t~string133.offset|) (<= 0 ~currentHeading~0) (<= ~floorButtons_3~0 0) (<= 0 ~floorButtons_1~0) (<= 12 ~cleanupTimeShifts~0) (<= ~personOnFloor_4_4~0 0) (<= |#NULL.offset| 0) (<= ~personOnFloor_1_2~0 0) (<= 0 ~personOnFloor_5_0~0) (<= ~personOnFloor_3_4~0 0) (<= ~persons_0~0 1) (<= 0 |#t~string117.offset|) (<= ~persons_3~0 0) (<= 0 ~personOnFloor_5_1~0) (<= |#t~string133.offset| 0) (<= 0 |#t~string144.offset|) (<= 0 ~personOnFloor_0_1~0) (<= 0 ~calls_2~0) (<= ~personOnFloor_2_1~0 0) (<= ~personOnFloor_3_1~0 0) (<= 0 |#t~string65.offset|) (<= 0 ~personOnFloor_4_0~0) (<= ~personOnFloor_0_3~0 0) (<= 0 |#t~string56.offset|) (<= |#t~string61.offset| 0) (<= 0 |#t~string135.offset|) (<= ~floorButtons_0~0 1) (<= 0 ~personOnFloor_1_0~0) (<= 0 |#t~string54.offset|) (<= 0 ~personOnFloor_4_1~0) (<= 0 ~calls_3~0) (<= ~personOnFloor_3_3~0 0) (<= 0 ~personOnFloor_5_3~0) (<= ~personOnFloor_2_2~0 0) (<= |#t~string62.offset| 0) (<= |#t~string119.offset| 0) (<= ~personOnFloor_4_2~0 0) (<= ~personOnFloor_2_4~0 0) (<= 0 |#t~string141.offset|) (<= 0 |#t~string121.offset|) (<= 0 ~persons_2~0) (<= 0 |#t~string66.offset|) (<= 0 ~personOnFloor_1_2~0) (<= 0 ~personOnFloor_1_1~0) (<= |#t~string123.offset| 0) (<= 0 ~persons_3~0) (<= ~floorButtons_4~0 0) (<= |#t~string54.offset| 0) (<= 0 |#t~string153.offset|) (<= ~personOnFloor_5_0~0 0) (<= 0 |#t~string55.offset|) (<= ~persons_1~0 0) (<= 0 ~personOnFloor_5_4~0) (<= ~personOnFloor_4_0~0 0))) [2019-09-06 09:29:57,243 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 09:29:57,243 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 09:29:57,245 INFO L168 Benchmark]: Toolchain (without parser) took 130178.43 ms. Allocated memory was 132.1 MB in the beginning and 1.1 GB in the end (delta: 918.6 MB). Free memory was 85.0 MB in the beginning and 909.8 MB in the end (delta: -824.8 MB). Peak memory consumption was 93.8 MB. Max. memory is 7.1 GB. [2019-09-06 09:29:57,246 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 09:29:57,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 937.63 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 84.8 MB in the beginning and 137.8 MB in the end (delta: -53.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2019-09-06 09:29:57,248 INFO L168 Benchmark]: Boogie Preprocessor took 168.31 ms. Allocated memory is still 199.8 MB. Free memory was 137.8 MB in the beginning and 128.9 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-09-06 09:29:57,249 INFO L168 Benchmark]: RCFGBuilder took 2384.24 ms. Allocated memory was 199.8 MB in the beginning and 267.4 MB in the end (delta: 67.6 MB). Free memory was 128.9 MB in the beginning and 161.2 MB in the end (delta: -32.2 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. [2019-09-06 09:29:57,250 INFO L168 Benchmark]: Sifa took 126684.71 ms. Allocated memory was 267.4 MB in the beginning and 1.1 GB in the end (delta: 783.3 MB). Free memory was 161.2 MB in the beginning and 909.8 MB in the end (delta: -748.6 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. [2019-09-06 09:29:57,255 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 937.63 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 84.8 MB in the beginning and 137.8 MB in the end (delta: -53.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 168.31 ms. Allocated memory is still 199.8 MB. Free memory was 137.8 MB in the beginning and 128.9 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2384.24 ms. Allocated memory was 199.8 MB in the beginning and 267.4 MB in the end (delta: 67.6 MB). Free memory was 128.9 MB in the beginning and 161.2 MB in the end (delta: -32.2 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. * Sifa took 126684.71 ms. Allocated memory was 267.4 MB in the beginning and 1.1 GB in the end (delta: 783.3 MB). Free memory was 161.2 MB in the beginning and 909.8 MB in the end (delta: -748.6 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 126623, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 13505, DAG_INTERPRETER_EARLY_EXITS: 1631, TOOLS_POST_APPLICATIONS: 11325, TOOLS_POST_TIME[ms]: 4505, TOOLS_POST_CALL_APPLICATIONS: 1196, TOOLS_POST_CALL_TIME[ms]: 4898, TOOLS_POST_RETURN_APPLICATIONS: 1183, TOOLS_POST_RETURN_TIME[ms]: 4675, TOOLS_QUANTIFIERELIM_TIME[ms]: 9502, FLUID_QUERY_TIME[ms]: 446, FLUID_QUERIES: 13509, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 3087, DOMAIN_JOIN_TIME[ms]: 8177, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 13, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18296, DOMAIN_ISSUBSETEQ_TIME[ms]: 86585, DOMAIN_ISBOTTOM_APPLICATIONS: 4922, DOMAIN_ISBOTTOM_TIME[ms]: 15624, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 115934, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 115934, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 1183, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 124989, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 23, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 348, DAG_COMPRESSION_PROCESSED_NODES: 12199, DAG_COMPRESSION_RETAINED_NODES: 3730 - UnprovableResult [Line: 1888]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 17719#(or (and (<= 0 ~personOnFloor_0_2~0) (<= 0 ~personOnFloor_4_2~0) (<= ~persons_5~0 0) (<= 0 |#NULL.base|) (<= 0 |#t~string131.offset|) (<= ~personOnFloor_3_2~0 0) (<= 0 ~personOnFloor_2_4~0) (<= 0 |#t~string63.offset|) (<= 0 ~personOnFloor_4_4~0) (<= 0 |#t~string52.offset|) (<= 0 ~persons_1~0) (<= ~head~0.offset 0) (<= |#t~string125.offset| 0) (<= 0 |#t~string156.offset|) (<= 0 |#t~string64.offset|) (<= 0 ~personOnFloor_0_3~0) (<= 0 ~calls_1~0) (<= ~persons_4~0 0) (<= ~personOnFloor_5_2~0 0) (<= 0 |#t~string127.offset|) (<= |#t~string115.offset| 0) (<= 0 |#t~string147.offset|) (<= 0 |#t~string139.offset|) (<= |#t~string158.offset| 0) (<= |#t~string139.offset| 0) (<= ~expectedDirection~0 1) (<= ~calls_4~0 1) (<= ~personOnFloor_0_4~0 1) (<= 0 ~persons_5~0) (<= |#t~string57.offset| 0) (<= 0 ~head~0.base) (<= 0 ~personOnFloor_5_2~0) (<= |#t~string150.offset| 0) (<= 0 |#t~string123.offset|) (<= 0 ~persons_4~0) (<= |#t~string64.offset| 0) (<= ~calls_3~0 0) (<= 0 ~personOnFloor_0_0~0) (<= ~personOnFloor_5_4~0 0) (<= ~calls_0~0 0) (<= |#t~string53.offset| 0) (<= 0 ~personOnFloor_3_2~0) (<= 0 |#t~string61.offset|) (<= ~cleanupTimeShifts~0 12) (<= |#t~string65.offset| 0) (<= |#t~string141.offset| 0) (<= ~floorButtons_1~0 0) (<= 0 ~floorButtons_2~0) (<= ~personOnFloor_1_4~0 0) (<= 0 ~doorState~0) (<= ~persons_2~0 0) (<= ~personOnFloor_1_0~0 0) (<= 0 |#t~string53.offset|) (<= 0 ~floorButtons_4~0) (<= |#t~string66.offset| 0) (<= |#t~string137.offset| 0) (<= ~personOnFloor_5_3~0 0) (<= 0 |#t~string115.offset|) (<= ~personOnFloor_4_3~0 0) (<= 0 |#t~string119.offset|) (<= 0 |#NULL.offset|) (<= 0 |#t~string158.offset|) (<= |#t~string147.offset| 0) (<= ~calls_1~0 0) (<= |#t~string127.offset| 0) (<= ~personOnFloor_1_1~0 0) (<= ~personOnFloor_1_3~0 0) (<= 0 ~personOnFloor_2_0~0) (<= ~personOnFloor_0_1~0 0) (<= 0 ~personOnFloor_4_3~0) (<= 0 ~personOnFloor_1_4~0) (<= ~personOnFloor_5_1~0 0) (<= |#t~string153.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string137.offset|) (<= |#t~string131.offset| 0) (<= 0 |#t~string129.offset|) (<= ~floorButtons_2~0 0) (<= 0 ~calls_0~0) (<= |#t~string144.offset| 0) (<= 0 |#t~string150.offset|) (<= |#t~string129.offset| 0) (<= 0 ~personOnFloor_1_3~0) (<= ~personOnFloor_2_0~0 0) (<= 0 |#t~string57.offset|) (<= 0 ~personOnFloor_3_4~0) (<= |#t~string113.offset| 0) (<= 0 ~personOnFloor_2_2~0) (<= 0 |#t~string62.offset|) (<= ~personOnFloor_0_2~0 0) (<= ~head~0.base 0) (<= |#t~string135.offset| 0) (<= 0 ~head~0.offset) (<= 0 ~personOnFloor_2_1~0) (<= |#t~string156.offset| 0) (<= 0 |#t~string125.offset|) (<= |#t~string121.offset| 0) (<= |#t~string52.offset| 0) (<= ~calls_2~0 0) (<= ~personOnFloor_0_0~0 0) (<= 0 |#t~string113.offset|) (<= 0 ~personOnFloor_2_3~0) (<= |#t~string55.offset| 0) (<= 0 ~personOnFloor_3_1~0) (<= ~personOnFloor_3_0~0 0) (<= 0 ~floorButtons_3~0) (<= 0 ~personOnFloor_3_0~0) (<= ~personOnFloor_2_3~0 0) (<= |#t~string56.offset| 0) (<= |#t~string117.offset| 0) (<= ~personOnFloor_4_1~0 0) (<= 0 ~personOnFloor_3_3~0) (<= 0 |#t~string133.offset|) (<= 0 ~currentHeading~0) (<= ~floorButtons_3~0 0) (<= 0 ~floorButtons_1~0) (<= 12 ~cleanupTimeShifts~0) (<= ~personOnFloor_4_4~0 0) (<= |#NULL.offset| 0) (<= ~personOnFloor_1_2~0 0) (<= 0 ~personOnFloor_5_0~0) (<= ~personOnFloor_3_4~0 0) (<= ~persons_0~0 1) (<= 0 |#t~string117.offset|) (<= ~persons_3~0 0) (<= 0 ~personOnFloor_5_1~0) (<= |#t~string133.offset| 0) (<= 0 |#t~string144.offset|) (<= 0 ~personOnFloor_0_1~0) (<= 0 ~calls_2~0) (<= ~personOnFloor_2_1~0 0) (<= ~personOnFloor_3_1~0 0) (<= 0 |#t~string65.offset|) (<= 0 ~personOnFloor_4_0~0) (<= ~personOnFloor_0_3~0 0) (<= 0 |#t~string56.offset|) (<= 1 ~expectedDirection~0) (<= |#t~string61.offset| 0) (<= 0 |#t~string135.offset|) (<= ~floorButtons_0~0 1) (<= 0 ~personOnFloor_1_0~0) (<= 0 |#t~string54.offset|) (<= 0 ~personOnFloor_4_1~0) (<= 0 ~calls_3~0) (<= ~personOnFloor_3_3~0 0) (<= 0 ~personOnFloor_5_3~0) (<= ~personOnFloor_2_2~0 0) (<= |#t~string62.offset| 0) (<= |#t~string119.offset| 0) (<= ~personOnFloor_4_2~0 0) (<= ~personOnFloor_2_4~0 0) (<= 0 |#t~string141.offset|) (<= 0 |#t~string121.offset|) (<= 0 ~persons_2~0) (<= 0 |#t~string66.offset|) (<= 0 ~personOnFloor_1_2~0) (<= 0 ~personOnFloor_1_1~0) (<= |#t~string123.offset| 0) (<= 0 ~persons_3~0) (<= ~floorButtons_4~0 0) (<= |#t~string54.offset| 0) (<= 0 |#t~string153.offset|) (<= ~personOnFloor_5_0~0 0) (<= 0 |#t~string55.offset|) (<= ~persons_1~0 0) (<= 0 ~personOnFloor_5_4~0) (<= ~personOnFloor_4_0~0 0)) (and (<= 0 ~personOnFloor_0_2~0) (<= 0 ~personOnFloor_4_2~0) (<= ~persons_5~0 0) (<= 0 |#NULL.base|) (<= 0 |#t~string131.offset|) (<= ~personOnFloor_3_2~0 0) (<= 0 ~personOnFloor_2_4~0) (<= 0 |#t~string63.offset|) (<= 0 ~personOnFloor_4_4~0) (<= 0 |#t~string52.offset|) (<= 0 ~persons_1~0) (<= ~head~0.offset 0) (<= |#t~string125.offset| 0) (<= 0 |#t~string156.offset|) (<= 0 |#t~string64.offset|) (<= 0 ~personOnFloor_0_3~0) (<= 0 ~calls_1~0) (<= ~persons_4~0 0) (<= ~personOnFloor_5_2~0 0) (<= 0 |#t~string127.offset|) (<= |#t~string115.offset| 0) (<= 0 |#t~string147.offset|) (<= 0 |#t~string139.offset|) (<= |#t~string158.offset| 0) (<= |#t~string139.offset| 0) (<= ~calls_4~0 1) (<= ~personOnFloor_0_4~0 1) (<= 0 ~persons_5~0) (<= |#t~string57.offset| 0) (<= 0 ~head~0.base) (<= 0 ~personOnFloor_5_2~0) (<= |#t~string150.offset| 0) (<= 0 |#t~string123.offset|) (<= 0 ~persons_4~0) (<= |#t~string64.offset| 0) (<= ~calls_3~0 0) (<= 0 ~personOnFloor_0_0~0) (<= ~personOnFloor_5_4~0 0) (<= ~calls_0~0 0) (<= |#t~string53.offset| 0) (<= 0 ~personOnFloor_3_2~0) (<= 0 |#t~string61.offset|) (<= ~cleanupTimeShifts~0 12) (<= 0 (+ ~expectedDirection~0 1)) (<= |#t~string65.offset| 0) (<= |#t~string141.offset| 0) (<= ~floorButtons_1~0 0) (<= 0 ~floorButtons_2~0) (<= ~personOnFloor_1_4~0 0) (<= 0 ~doorState~0) (<= ~persons_2~0 0) (<= ~personOnFloor_1_0~0 0) (<= 0 |#t~string53.offset|) (<= 0 ~floorButtons_4~0) (<= |#t~string66.offset| 0) (<= |#t~string137.offset| 0) (<= ~personOnFloor_5_3~0 0) (<= 0 |#t~string115.offset|) (<= ~personOnFloor_4_3~0 0) (<= 0 |#t~string119.offset|) (<= 0 |#NULL.offset|) (<= 0 |#t~string158.offset|) (<= |#t~string147.offset| 0) (<= ~calls_1~0 0) (<= |#t~string127.offset| 0) (<= ~personOnFloor_1_1~0 0) (<= ~personOnFloor_1_3~0 0) (<= 0 ~personOnFloor_2_0~0) (<= ~personOnFloor_0_1~0 0) (<= (+ ~expectedDirection~0 1) 0) (<= 0 ~personOnFloor_4_3~0) (<= 0 ~personOnFloor_1_4~0) (<= ~personOnFloor_5_1~0 0) (<= |#t~string153.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string137.offset|) (<= |#t~string131.offset| 0) (<= 0 |#t~string129.offset|) (<= ~floorButtons_2~0 0) (<= 0 ~calls_0~0) (<= |#t~string144.offset| 0) (<= 0 |#t~string150.offset|) (<= |#t~string129.offset| 0) (<= 0 ~personOnFloor_1_3~0) (<= ~personOnFloor_2_0~0 0) (<= 0 |#t~string57.offset|) (<= 0 ~personOnFloor_3_4~0) (<= |#t~string113.offset| 0) (<= 0 ~personOnFloor_2_2~0) (<= 0 |#t~string62.offset|) (<= ~personOnFloor_0_2~0 0) (<= ~head~0.base 0) (<= |#t~string135.offset| 0) (<= 0 ~head~0.offset) (<= 0 ~personOnFloor_2_1~0) (<= |#t~string156.offset| 0) (<= 0 |#t~string125.offset|) (<= |#t~string121.offset| 0) (<= |#t~string52.offset| 0) (<= ~calls_2~0 0) (<= ~personOnFloor_0_0~0 0) (<= 0 |#t~string113.offset|) (<= 0 ~personOnFloor_2_3~0) (<= |#t~string55.offset| 0) (<= 0 ~personOnFloor_3_1~0) (<= ~personOnFloor_3_0~0 0) (<= 0 ~floorButtons_3~0) (<= 0 ~personOnFloor_3_0~0) (<= ~personOnFloor_2_3~0 0) (<= |#t~string56.offset| 0) (<= |#t~string117.offset| 0) (<= ~personOnFloor_4_1~0 0) (<= 0 ~personOnFloor_3_3~0) (<= 0 |#t~string133.offset|) (<= 0 ~currentHeading~0) (<= ~floorButtons_3~0 0) (<= 0 ~floorButtons_1~0) (<= 12 ~cleanupTimeShifts~0) (<= ~personOnFloor_4_4~0 0) (<= |#NULL.offset| 0) (<= ~personOnFloor_1_2~0 0) (<= 0 ~personOnFloor_5_0~0) (<= ~personOnFloor_3_4~0 0) (<= ~persons_0~0 1) (<= 0 |#t~string117.offset|) (<= ~persons_3~0 0) (<= 0 ~personOnFloor_5_1~0) (<= |#t~string133.offset| 0) (<= 0 |#t~string144.offset|) (<= 0 ~personOnFloor_0_1~0) (<= 0 ~calls_2~0) (<= ~personOnFloor_2_1~0 0) (<= ~personOnFloor_3_1~0 0) (<= 0 |#t~string65.offset|) (<= 0 ~personOnFloor_4_0~0) (<= ~personOnFloor_0_3~0 0) (<= 0 |#t~string56.offset|) (<= |#t~string61.offset| 0) (<= 0 |#t~string135.offset|) (<= ~floorButtons_0~0 1) (<= 0 ~personOnFloor_1_0~0) (<= 0 |#t~string54.offset|) (<= 0 ~personOnFloor_4_1~0) (<= 0 ~calls_3~0) (<= ~personOnFloor_3_3~0 0) (<= 0 ~personOnFloor_5_3~0) (<= ~personOnFloor_2_2~0 0) (<= |#t~string62.offset| 0) (<= |#t~string119.offset| 0) (<= ~personOnFloor_4_2~0 0) (<= ~personOnFloor_2_4~0 0) (<= 0 |#t~string141.offset|) (<= 0 |#t~string121.offset|) (<= 0 ~persons_2~0) (<= 0 |#t~string66.offset|) (<= 0 ~personOnFloor_1_2~0) (<= 0 ~personOnFloor_1_1~0) (<= |#t~string123.offset| 0) (<= 0 ~persons_3~0) (<= ~floorButtons_4~0 0) (<= |#t~string54.offset| 0) (<= 0 |#t~string153.offset|) (<= ~personOnFloor_5_0~0 0) (<= 0 |#t~string55.offset|) (<= ~persons_1~0 0) (<= 0 ~personOnFloor_5_4~0) (<= ~personOnFloor_4_0~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...