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_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 02:31:01,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 02:31:01,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 02:31:01,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 02:31:01,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 02:31:01,216 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 02:31:01,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 02:31:01,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 02:31:01,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 02:31:01,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 02:31:01,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 02:31:01,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 02:31:01,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 02:31:01,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 02:31:01,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 02:31:01,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 02:31:01,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 02:31:01,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 02:31:01,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 02:31:01,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 02:31:01,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 02:31:01,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 02:31:01,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 02:31:01,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 02:31:01,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 02:31:01,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 02:31:01,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 02:31:01,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 02:31:01,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 02:31:01,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 02:31:01,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 02:31:01,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 02:31:01,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 02:31:01,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 02:31:01,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 02:31:01,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 02:31:01,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 02:31:01,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 02:31:01,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 02:31:01,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 02:31:01,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 02:31:01,257 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 02:31:01,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 02:31:01,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 02:31:01,287 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 02:31:01,288 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 02:31:01,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 02:31:01,288 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 02:31:01,289 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 02:31:01,289 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 02:31:01,289 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 02:31:01,289 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 02:31:01,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 02:31:01,291 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 02:31:01,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 02:31:01,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 02:31:01,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 02:31:01,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 02:31:01,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 02:31:01,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 02:31:01,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 02:31:01,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 02:31:01,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 02:31:01,294 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 02:31:01,295 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 02:31:01,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 02:31:01,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 02:31:01,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 02:31:01,295 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 02:31:01,296 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 02:31:01,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 02:31:01,296 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 02:31:01,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 02:31:01,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 02:31:01,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 02:31:01,359 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 02:31:01,360 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 02:31:01,360 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product20.cil.c [2019-09-10 02:31:01,427 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e6c344d2/b3a2e2b14f6240e0be0a1bd92911bded/FLAG1d4cef43b [2019-09-10 02:31:02,051 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 02:31:02,054 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/elevator_spec1_product20.cil.c [2019-09-10 02:31:02,092 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e6c344d2/b3a2e2b14f6240e0be0a1bd92911bded/FLAG1d4cef43b [2019-09-10 02:31:02,240 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e6c344d2/b3a2e2b14f6240e0be0a1bd92911bded [2019-09-10 02:31:02,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 02:31:02,253 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 02:31:02,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 02:31:02,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 02:31:02,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 02:31:02,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 02:31:02" (1/1) ... [2019-09-10 02:31:02,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39e607a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:31:02, skipping insertion in model container [2019-09-10 02:31:02,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 02:31:02" (1/1) ... [2019-09-10 02:31:02,274 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 02:31:02,355 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 02:31:03,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 02:31:03,072 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 02:31:03,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 02:31:03,318 INFO L192 MainTranslator]: Completed translation [2019-09-10 02:31:03,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:31:03 WrapperNode [2019-09-10 02:31:03,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 02:31:03,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 02:31:03,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 02:31:03,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 02:31:03,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:31:03" (1/1) ... [2019-09-10 02:31:03,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:31:03" (1/1) ... [2019-09-10 02:31:03,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:31:03" (1/1) ... [2019-09-10 02:31:03,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:31:03" (1/1) ... [2019-09-10 02:31:03,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:31:03" (1/1) ... [2019-09-10 02:31:03,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:31:03" (1/1) ... [2019-09-10 02:31:03,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:31:03" (1/1) ... [2019-09-10 02:31:03,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 02:31:03,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 02:31:03,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 02:31:03,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 02:31:03,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:31:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 02:31:03,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 02:31:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 02:31:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-10 02:31:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2019-09-10 02:31:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2019-09-10 02:31:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2019-09-10 02:31:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2019-09-10 02:31:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2019-09-10 02:31:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2019-09-10 02:31:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2019-09-10 02:31:03,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2019-09-10 02:31:03,624 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2019-09-10 02:31:03,624 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2019-09-10 02:31:03,624 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2019-09-10 02:31:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2019-09-10 02:31:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2019-09-10 02:31:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2019-09-10 02:31:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2019-09-10 02:31:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2019-09-10 02:31:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2019-09-10 02:31:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2019-09-10 02:31:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2019-09-10 02:31:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2019-09-10 02:31:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2019-09-10 02:31:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2019-09-10 02:31:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2019-09-10 02:31:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2019-09-10 02:31:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2019-09-10 02:31:03,628 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-10 02:31:03,628 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__executivefloor [2019-09-10 02:31:03,628 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2019-09-10 02:31:03,629 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2019-09-10 02:31:03,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2019-09-10 02:31:03,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2019-09-10 02:31:03,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-10 02:31:03,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-10 02:31:03,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-10 02:31:03,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-10 02:31:03,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-10 02:31:03,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-10 02:31:03,631 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-10 02:31:03,631 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-10 02:31:03,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-10 02:31:03,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-10 02:31:03,632 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-10 02:31:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-10 02:31:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2019-09-10 02:31:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2019-09-10 02:31:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2019-09-10 02:31:03,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2019-09-10 02:31:03,634 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2019-09-10 02:31:03,634 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2019-09-10 02:31:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2019-09-10 02:31:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2019-09-10 02:31:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2019-09-10 02:31:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2019-09-10 02:31:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2019-09-10 02:31:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2019-09-10 02:31:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2019-09-10 02:31:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2019-09-10 02:31:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2019-09-10 02:31:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2019-09-10 02:31:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2019-09-10 02:31:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2019-09-10 02:31:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-10 02:31:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2019-09-10 02:31:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2019-09-10 02:31:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2019-09-10 02:31:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-10 02:31:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2019-09-10 02:31:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-10 02:31:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-10 02:31:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 02:31:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-10 02:31:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2019-09-10 02:31:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2019-09-10 02:31:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2019-09-10 02:31:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2019-09-10 02:31:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2019-09-10 02:31:03,642 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2019-09-10 02:31:03,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 02:31:03,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 02:31:03,642 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-10 02:31:03,642 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2019-09-10 02:31:03,643 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2019-09-10 02:31:03,643 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2019-09-10 02:31:03,643 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2019-09-10 02:31:03,643 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2019-09-10 02:31:03,643 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2019-09-10 02:31:03,644 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2019-09-10 02:31:03,644 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2019-09-10 02:31:03,644 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2019-09-10 02:31:03,644 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-10 02:31:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2019-09-10 02:31:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2019-09-10 02:31:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2019-09-10 02:31:03,645 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2019-09-10 02:31:03,646 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2019-09-10 02:31:03,646 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2019-09-10 02:31:03,646 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2019-09-10 02:31:03,646 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2019-09-10 02:31:03,647 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2019-09-10 02:31:03,647 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2019-09-10 02:31:03,647 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2019-09-10 02:31:03,647 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2019-09-10 02:31:03,648 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2019-09-10 02:31:03,648 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2019-09-10 02:31:03,648 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2019-09-10 02:31:03,648 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2019-09-10 02:31:03,649 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2019-09-10 02:31:03,649 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2019-09-10 02:31:03,649 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2019-09-10 02:31:03,649 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2019-09-10 02:31:03,649 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2019-09-10 02:31:03,649 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2019-09-10 02:31:03,650 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2019-09-10 02:31:03,650 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2019-09-10 02:31:03,650 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2019-09-10 02:31:03,650 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2019-09-10 02:31:03,650 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2019-09-10 02:31:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2019-09-10 02:31:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__executivefloor [2019-09-10 02:31:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 02:31:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2019-09-10 02:31:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-10 02:31:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 02:31:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 02:31:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-10 02:31:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 02:31:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 02:31:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 02:31:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 02:31:03,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-10 02:31:03,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 02:31:03,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-10 02:31:03,653 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-10 02:31:03,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 02:31:03,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-10 02:31:03,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-10 02:31:03,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-10 02:31:03,654 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2019-09-10 02:31:03,654 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2019-09-10 02:31:03,654 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-10 02:31:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-10 02:31:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-10 02:31:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-10 02:31:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-10 02:31:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-10 02:31:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-10 02:31:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2019-09-10 02:31:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2019-09-10 02:31:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2019-09-10 02:31:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2019-09-10 02:31:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2019-09-10 02:31:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2019-09-10 02:31:03,657 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-10 02:31:03,657 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2019-09-10 02:31:03,657 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2019-09-10 02:31:03,657 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2019-09-10 02:31:03,657 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2019-09-10 02:31:03,658 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2019-09-10 02:31:03,658 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2019-09-10 02:31:03,658 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2019-09-10 02:31:03,658 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2019-09-10 02:31:03,658 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2019-09-10 02:31:03,659 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-10 02:31:03,659 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2019-09-10 02:31:03,659 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-10 02:31:03,659 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-10 02:31:03,659 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2019-09-10 02:31:03,660 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-10 02:31:03,660 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 02:31:03,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 02:31:03,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 02:31:03,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 02:31:06,368 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 02:31:06,369 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-09-10 02:31:06,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 02:31:06 BoogieIcfgContainer [2019-09-10 02:31:06,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 02:31:06,372 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 02:31:06,372 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 02:31:06,375 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 02:31:06,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 02:31:02" (1/3) ... [2019-09-10 02:31:06,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cf29d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 02:31:06, skipping insertion in model container [2019-09-10 02:31:06,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:31:03" (2/3) ... [2019-09-10 02:31:06,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cf29d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 02:31:06, skipping insertion in model container [2019-09-10 02:31:06,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 02:31:06" (3/3) ... [2019-09-10 02:31:06,378 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product20.cil.c [2019-09-10 02:31:06,388 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 02:31:06,401 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 02:31:06,417 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 02:31:06,449 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 02:31:06,449 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 02:31:06,449 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 02:31:06,449 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 02:31:06,449 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 02:31:06,449 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 02:31:06,450 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 02:31:06,450 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 02:31:06,493 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states. [2019-09-10 02:31:06,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-09-10 02:31:06,513 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:31:06,514 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 02:31:06,517 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:31:06,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:31:06,523 INFO L82 PathProgramCache]: Analyzing trace with hash 669576515, now seen corresponding path program 1 times [2019-09-10 02:31:06,525 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:31:06,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:31:06,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:31:06,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:31:06,576 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:31:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:31:07,136 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-09-10 02:31:07,138 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 02:31:07,139 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 02:31:07,140 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 117 with the following transitions: [2019-09-10 02:31:07,143 INFO L207 CegarAbsIntRunner]: [24], [26], [28], [57], [58], [315], [319], [322], [338], [340], [342], [393], [472], [536], [538], [541], [544], [554], [555], [557], [592], [594], [599], [600], [601], [606], [639], [640], [726], [729], [732], [909], [960], [964], [988], [1177], [1180], [1202], [1342], [1343], [1949], [2147], [2149], [2168], [2188], [2208], [2228], [2248], [2250], [2253], [2288], [2289], [2452], [2455], [2479], [2480], [2481], [2482], [2483], [2526], [2527], [2528], [2529], [2530], [2531], [2532], [2533], [2534], [2544], [2545], [2546], [2547], [2584], [2585], [2586], [2587], [2588], [2589], [2612], [2613], [2618], [2619], [2620], [2621], [2646], [2647], [2674], [2675], [2676], [2677], [2678], [2679], [2680], [2730], [2731], [2732], [2808], [2809], [2820] [2019-09-10 02:31:07,193 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 02:31:07,194 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 02:31:07,304 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 02:31:07,306 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 156 root evaluator evaluations with a maximum evaluation depth of 0. Performed 156 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 270 variables. [2019-09-10 02:31:07,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:31:07,311 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 02:31:07,439 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 02:31:07,439 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 02:31:07,444 INFO L420 sIntCurrentIteration]: We unified 115 AI predicates to 115 [2019-09-10 02:31:07,444 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 02:31:07,445 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 02:31:07,445 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 4 [2019-09-10 02:31:07,445 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:31:07,451 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 02:31:07,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 02:31:07,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 02:31:07,457 INFO L87 Difference]: Start difference. First operand 787 states. Second operand 2 states. [2019-09-10 02:31:07,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:31:07,470 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 02:31:07,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 02:31:07,471 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 116 [2019-09-10 02:31:07,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:31:07,478 INFO L225 Difference]: With dead ends: 2 [2019-09-10 02:31:07,478 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 02:31:07,480 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 02:31:07,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 02:31:07,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 02:31:07,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 02:31:07,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 02:31:07,507 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 116 [2019-09-10 02:31:07,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:31:07,507 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 02:31:07,507 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 02:31:07,507 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 02:31:07,508 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 02:31:07,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 02:31:07 BoogieIcfgContainer [2019-09-10 02:31:07,512 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 02:31:07,515 INFO L168 Benchmark]: Toolchain (without parser) took 5261.03 ms. Allocated memory was 131.6 MB in the beginning and 270.5 MB in the end (delta: 138.9 MB). Free memory was 84.8 MB in the beginning and 213.9 MB in the end (delta: -129.1 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-09-10 02:31:07,516 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 106.2 MB in the beginning and 105.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-10 02:31:07,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1062.06 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 84.6 MB in the beginning and 136.1 MB in the end (delta: -51.5 MB). Peak memory consumption was 37.2 MB. Max. memory is 7.1 GB. [2019-09-10 02:31:07,518 INFO L168 Benchmark]: Boogie Preprocessor took 214.93 ms. Allocated memory is still 199.8 MB. Free memory was 136.1 MB in the beginning and 126.5 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-09-10 02:31:07,519 INFO L168 Benchmark]: RCFGBuilder took 2835.70 ms. Allocated memory was 199.8 MB in the beginning and 271.1 MB in the end (delta: 71.3 MB). Free memory was 126.5 MB in the beginning and 152.8 MB in the end (delta: -26.3 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. [2019-09-10 02:31:07,519 INFO L168 Benchmark]: TraceAbstraction took 1140.52 ms. Allocated memory was 271.1 MB in the beginning and 270.5 MB in the end (delta: -524.3 kB). Free memory was 152.8 MB in the beginning and 213.9 MB in the end (delta: -61.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-10 02:31:07,523 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 131.6 MB. Free memory was 106.2 MB in the beginning and 105.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1062.06 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 84.6 MB in the beginning and 136.1 MB in the end (delta: -51.5 MB). Peak memory consumption was 37.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 214.93 ms. Allocated memory is still 199.8 MB. Free memory was 136.1 MB in the beginning and 126.5 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2835.70 ms. Allocated memory was 199.8 MB in the beginning and 271.1 MB in the end (delta: 71.3 MB). Free memory was 126.5 MB in the beginning and 152.8 MB in the end (delta: -26.3 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1140.52 ms. Allocated memory was 271.1 MB in the beginning and 270.5 MB in the end (delta: -524.3 kB). Free memory was 152.8 MB in the beginning and 213.9 MB in the end (delta: -61.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2054]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 80 procedures, 934 locations, 1 error locations. SAFE Result, 1.0s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=787occurred 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, 1.7826086956521738 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, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 115 ConstructedInterpolants, 0 QuantifiedInterpolants, 13915 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 16/19 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...