./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec14_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/elevator_spec14_product24.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d9a9e332bba43f0e6d965514fc764881b170e0a0500d860d4fcce12986d98914 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 17:12:04,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 17:12:04,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 17:12:04,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 17:12:04,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 17:12:04,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 17:12:04,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 17:12:04,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 17:12:04,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 17:12:04,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 17:12:04,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 17:12:04,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 17:12:04,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 17:12:04,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 17:12:04,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 17:12:04,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 17:12:04,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 17:12:04,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 17:12:04,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 17:12:04,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 17:12:04,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 17:12:04,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 17:12:04,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 17:12:04,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 17:12:04,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 17:12:04,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 17:12:04,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 17:12:04,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 17:12:04,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 17:12:04,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 17:12:04,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 17:12:04,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 17:12:04,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 17:12:04,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 17:12:04,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 17:12:04,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 17:12:04,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 17:12:04,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 17:12:04,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 17:12:04,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 17:12:04,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 17:12:04,227 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-15 17:12:04,256 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 17:12:04,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 17:12:04,257 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 17:12:04,257 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 17:12:04,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 17:12:04,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 17:12:04,259 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 17:12:04,259 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-15 17:12:04,259 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-15 17:12:04,259 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-15 17:12:04,260 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-15 17:12:04,260 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-15 17:12:04,260 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-15 17:12:04,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 17:12:04,260 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 17:12:04,260 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 17:12:04,260 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 17:12:04,261 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 17:12:04,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 17:12:04,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-15 17:12:04,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-15 17:12:04,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-15 17:12:04,261 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 17:12:04,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 17:12:04,262 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-15 17:12:04,262 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 17:12:04,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-15 17:12:04,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 17:12:04,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 17:12:04,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 17:12:04,262 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 17:12:04,263 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 17:12:04,264 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-15 17:12:04,264 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9a9e332bba43f0e6d965514fc764881b170e0a0500d860d4fcce12986d98914 [2021-12-15 17:12:04,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 17:12:04,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 17:12:04,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 17:12:04,509 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 17:12:04,510 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 17:12:04,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec14_product24.cil.c [2021-12-15 17:12:04,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca07b3375/0c3f11505367430da342cc5850539070/FLAG7390be0d9 [2021-12-15 17:12:05,061 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 17:12:05,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec14_product24.cil.c [2021-12-15 17:12:05,087 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca07b3375/0c3f11505367430da342cc5850539070/FLAG7390be0d9 [2021-12-15 17:12:05,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca07b3375/0c3f11505367430da342cc5850539070 [2021-12-15 17:12:05,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 17:12:05,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 17:12:05,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 17:12:05,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 17:12:05,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 17:12:05,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:12:05" (1/1) ... [2021-12-15 17:12:05,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5482f229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:05, skipping insertion in model container [2021-12-15 17:12:05,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:12:05" (1/1) ... [2021-12-15 17:12:05,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 17:12:05,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 17:12:06,061 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec14_product24.cil.c[71679,71692] [2021-12-15 17:12:06,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:12:06,068 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 17:12:06,177 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec14_product24.cil.c[71679,71692] [2021-12-15 17:12:06,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:12:06,196 INFO L208 MainTranslator]: Completed translation [2021-12-15 17:12:06,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:06 WrapperNode [2021-12-15 17:12:06,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 17:12:06,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 17:12:06,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 17:12:06,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 17:12:06,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:06" (1/1) ... [2021-12-15 17:12:06,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:06" (1/1) ... [2021-12-15 17:12:06,944 INFO L137 Inliner]: procedures = 95, calls = 346, calls flagged for inlining = 198, calls inlined = 1911, statements flattened = 65024 [2021-12-15 17:12:06,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 17:12:06,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 17:12:06,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 17:12:06,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 17:12:06,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:06" (1/1) ... [2021-12-15 17:12:06,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:06" (1/1) ... [2021-12-15 17:12:07,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:06" (1/1) ... [2021-12-15 17:12:07,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:06" (1/1) ... [2021-12-15 17:12:07,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:06" (1/1) ... [2021-12-15 17:12:07,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:06" (1/1) ... [2021-12-15 17:12:07,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:06" (1/1) ... [2021-12-15 17:12:08,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 17:12:08,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 17:12:08,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 17:12:08,161 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 17:12:08,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:06" (1/1) ... [2021-12-15 17:12:08,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:12:08,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:12:08,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-15 17:12:08,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-15 17:12:08,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 17:12:08,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 17:12:08,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 17:12:08,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 17:12:08,551 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 17:12:08,552 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 17:12:23,262 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 17:12:23,364 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 17:12:23,365 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 17:12:23,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:12:23 BoogieIcfgContainer [2021-12-15 17:12:23,384 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 17:12:23,385 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-15 17:12:23,385 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-15 17:12:23,388 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-15 17:12:23,389 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:12:23,389 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.12 05:12:05" (1/3) ... [2021-12-15 17:12:23,390 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@662d4897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:12:23, skipping insertion in model container [2021-12-15 17:12:23,390 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:12:23,391 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:06" (2/3) ... [2021-12-15 17:12:23,391 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@662d4897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:12:23, skipping insertion in model container [2021-12-15 17:12:23,391 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:12:23,391 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:12:23" (3/3) ... [2021-12-15 17:12:23,393 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec14_product24.cil.c [2021-12-15 17:12:23,432 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-15 17:12:23,432 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-15 17:12:23,432 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-15 17:12:23,432 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-15 17:12:23,433 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-15 17:12:23,433 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-15 17:12:23,433 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-15 17:12:23,433 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-15 17:12:23,694 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17201 states, 17200 states have (on average 1.8763372093023256) internal successors, (32273), 17200 states have internal predecessors, (32273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:12:24,216 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3456 [2021-12-15 17:12:24,217 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:12:24,217 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:12:24,255 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:12:24,256 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:12:24,256 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-15 17:12:24,307 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17201 states, 17200 states have (on average 1.8763372093023256) internal successors, (32273), 17200 states have internal predecessors, (32273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:12:24,663 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3456 [2021-12-15 17:12:24,663 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:12:24,663 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:12:24,683 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:12:24,684 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:12:24,697 INFO L791 eck$LassoCheckResult]: Stem: 6913#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(30, 29);call #Ultimate.allocInit(9, 30);call #Ultimate.allocInit(21, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(25, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(25, 37);~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 4156#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 8#L3162true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 14931#L3155true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 16902#L3170true main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 1505#L395true assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 10212#L368true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~30#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~30#1; 3525#L3218true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~30#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~30#1; 10714#L3243true bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 12825#L2466true assume 0 == initPersonOnFloor_~floor#1; 11670#L2467true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 9664#L2574-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 940#L2258true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 12978#L2270-2true assume { :end_inline_callOnFloor } true; 14252#L2610true assume { :end_inline_initPersonOnFloor } true; 11178#L168true assume { :end_inline_bigMacCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 11414#L709true timeShift_#t~ret81#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; 485#L1719true assume 0 != timeShift_~tmp~23#1; 12872#L1720true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 13430#L1719-1true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret18#1, __utac_acc__Specification14_spec__1_#t~ret19#1, __utac_acc__Specification14_spec__1_#t~ret20#1, __utac_acc__Specification14_spec__1_#t~ret21#1, __utac_acc__Specification14_spec__1_~tmp~9#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~1#1, __utac_acc__Specification14_spec__1_~tmp___2~1#1;havoc __utac_acc__Specification14_spec__1_~tmp~9#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret110#1, isExecutiveFloorCalling_~retValue_acc~19#1;havoc isExecutiveFloorCalling_~retValue_acc~19#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~21#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~21#1; 10524#L2195-130true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~21#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~21#1; 3754#L2222-130true isExecutiveFloorCalling_#t~ret110#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~19#1 := isExecutiveFloorCalling_#t~ret110#1;havoc isExecutiveFloorCalling_#t~ret110#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~19#1; 13240#L2099-6true __utac_acc__Specification14_spec__1_#t~ret18#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~1#1 := __utac_acc__Specification14_spec__1_#t~ret18#1;havoc __utac_acc__Specification14_spec__1_#t~ret18#1; 14386#L442true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1#1); 1685#L442-1true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 9133#L1737true assume { :end_inline_timeShift } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 9733#L709-2true timeShift_#t~ret81#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; 2080#L1719-2true assume 0 != timeShift_~tmp~23#1; 1905#L1720-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 9191#L1719-3true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret18#1, __utac_acc__Specification14_spec__1_#t~ret19#1, __utac_acc__Specification14_spec__1_#t~ret20#1, __utac_acc__Specification14_spec__1_#t~ret21#1, __utac_acc__Specification14_spec__1_~tmp~9#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~1#1, __utac_acc__Specification14_spec__1_~tmp___2~1#1;havoc __utac_acc__Specification14_spec__1_~tmp~9#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret110#1, isExecutiveFloorCalling_~retValue_acc~19#1;havoc isExecutiveFloorCalling_~retValue_acc~19#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~21#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~21#1; 5537#L2195-261true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~21#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~21#1; 12947#L2222-261true isExecutiveFloorCalling_#t~ret110#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~19#1 := isExecutiveFloorCalling_#t~ret110#1;havoc isExecutiveFloorCalling_#t~ret110#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~19#1; 11920#L2099-13true __utac_acc__Specification14_spec__1_#t~ret18#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~1#1 := __utac_acc__Specification14_spec__1_#t~ret18#1;havoc __utac_acc__Specification14_spec__1_#t~ret18#1; 1001#L442-2true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1#1); 11201#L442-3true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 1467#L1737-1true assume { :end_inline_timeShift } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 1597#L709-4true timeShift_#t~ret81#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; 9530#L1719-4true assume 0 != timeShift_~tmp~23#1; 9562#L1720-6true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 13431#L1719-5true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret18#1, __utac_acc__Specification14_spec__1_#t~ret19#1, __utac_acc__Specification14_spec__1_#t~ret20#1, __utac_acc__Specification14_spec__1_#t~ret21#1, __utac_acc__Specification14_spec__1_~tmp~9#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~1#1, __utac_acc__Specification14_spec__1_~tmp___2~1#1;havoc __utac_acc__Specification14_spec__1_~tmp~9#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret110#1, isExecutiveFloorCalling_~retValue_acc~19#1;havoc isExecutiveFloorCalling_~retValue_acc~19#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~21#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~21#1; 15447#L2195-392true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~21#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~21#1; 2246#L2222-392true isExecutiveFloorCalling_#t~ret110#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~19#1 := isExecutiveFloorCalling_#t~ret110#1;havoc isExecutiveFloorCalling_#t~ret110#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~19#1; 8527#L2099-20true __utac_acc__Specification14_spec__1_#t~ret18#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~1#1 := __utac_acc__Specification14_spec__1_#t~ret18#1;havoc __utac_acc__Specification14_spec__1_#t~ret18#1; 1988#L442-4true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1#1); 9719#L442-5true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 5758#L1737-2true assume { :end_inline_timeShift } true; 6244#L181true assume { :end_inline_threeTS } true;assume { :begin_inline_bobCall } true;havoc bobCall_#t~ret5#1, bobCall_~tmp~0#1;havoc bobCall_~tmp~0#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 0;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~30#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~30#1; 15096#L3218-1true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~30#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~30#1; 10014#L3243-1true bobCall_#t~ret5#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bobCall_~tmp~0#1 := bobCall_#t~ret5#1;havoc bobCall_#t~ret5#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 0, bobCall_~tmp~0#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 2709#L2466-1true assume 0 == initPersonOnFloor_~floor#1; 8449#L2467-2true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 14160#L2574-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 12303#L2258-2true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 9181#L2270-5true assume { :end_inline_callOnFloor } true; 15546#L2610-1true assume { :end_inline_initPersonOnFloor } true; 5599#L113true assume { :end_inline_bobCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 1844#L709-6true timeShift_#t~ret81#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; 1901#L1719-6true assume 0 != timeShift_~tmp~23#1; 11214#L1720-9true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 10687#L1719-7true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret18#1, __utac_acc__Specification14_spec__1_#t~ret19#1, __utac_acc__Specification14_spec__1_#t~ret20#1, __utac_acc__Specification14_spec__1_#t~ret21#1, __utac_acc__Specification14_spec__1_~tmp~9#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~1#1, __utac_acc__Specification14_spec__1_~tmp___2~1#1;havoc __utac_acc__Specification14_spec__1_~tmp~9#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret110#1, isExecutiveFloorCalling_~retValue_acc~19#1;havoc isExecutiveFloorCalling_~retValue_acc~19#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~21#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~21#1; 1225#L2195-523true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~21#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~21#1; 16390#L2222-523true isExecutiveFloorCalling_#t~ret110#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~19#1 := isExecutiveFloorCalling_#t~ret110#1;havoc isExecutiveFloorCalling_#t~ret110#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~19#1; 15562#L2099-27true __utac_acc__Specification14_spec__1_#t~ret18#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~1#1 := __utac_acc__Specification14_spec__1_#t~ret18#1;havoc __utac_acc__Specification14_spec__1_#t~ret18#1; 2316#L442-6true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1#1); 5663#L442-7true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 14853#L1737-3true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 10706#L198-2true [2021-12-15 17:12:24,698 INFO L793 eck$LassoCheckResult]: Loop: 10706#L198-2true assume !false; 12551#L199true cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 4743#L202true assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 15747#L547true cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 11330#L206true assume 1 != cleanup_~tmp___0~0#1; 6108#L206-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret29#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~13#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~13#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret24#1, anyStopRequested_#t~ret25#1, anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~12#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~12#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~21#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~21#1; 661#L2195-524true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~21#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~21#1; 16732#L2222-524true anyStopRequested_#t~ret24#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret24#1;havoc anyStopRequested_#t~ret24#1; 12173#L808true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 15512#L872true isIdle_#t~ret29#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~13#1 := isIdle_#t~ret29#1;havoc isIdle_#t~ret29#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~13#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 11084#L885true cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 691#L218true assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 3147#L709-8true timeShift_#t~ret81#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; 16937#L1719-8true assume 0 != timeShift_~tmp~23#1; 14933#L1720-12true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 15901#L1719-9true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret18#1, __utac_acc__Specification14_spec__1_#t~ret19#1, __utac_acc__Specification14_spec__1_#t~ret20#1, __utac_acc__Specification14_spec__1_#t~ret21#1, __utac_acc__Specification14_spec__1_~tmp~9#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~1#1, __utac_acc__Specification14_spec__1_~tmp___2~1#1;havoc __utac_acc__Specification14_spec__1_~tmp~9#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret110#1, isExecutiveFloorCalling_~retValue_acc~19#1;havoc isExecutiveFloorCalling_~retValue_acc~19#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~21#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~21#1; 11114#L2195-659true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~21#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~21#1; 7200#L2222-659true isExecutiveFloorCalling_#t~ret110#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~19#1 := isExecutiveFloorCalling_#t~ret110#1;havoc isExecutiveFloorCalling_#t~ret110#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~19#1; 4965#L2099-34true __utac_acc__Specification14_spec__1_#t~ret18#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~1#1 := __utac_acc__Specification14_spec__1_#t~ret18#1;havoc __utac_acc__Specification14_spec__1_#t~ret18#1; 5061#L442-8true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1#1); 6866#L442-9true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 13557#L1737-4true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 10706#L198-2true [2021-12-15 17:12:24,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:12:24,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1422810482, now seen corresponding path program 1 times [2021-12-15 17:12:24,725 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:12:24,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541069776] [2021-12-15 17:12:24,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:12:24,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:12:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:12:25,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:12:25,123 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:12:25,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541069776] [2021-12-15 17:12:25,124 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541069776] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:12:25,124 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:12:25,124 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:12:25,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158763639] [2021-12-15 17:12:25,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:12:25,159 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:12:25,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:12:25,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1446185840, now seen corresponding path program 1 times [2021-12-15 17:12:25,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:12:25,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893419375] [2021-12-15 17:12:25,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:12:25,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:12:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:12:25,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:12:25,275 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:12:25,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893419375] [2021-12-15 17:12:25,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893419375] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:12:25,276 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:12:25,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-15 17:12:25,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519575955] [2021-12-15 17:12:25,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:12:25,277 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-15 17:12:25,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:12:25,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-15 17:12:25,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-12-15 17:12:25,433 INFO L87 Difference]: Start difference. First operand has 17201 states, 17200 states have (on average 1.8763372093023256) internal successors, (32273), 17200 states have internal predecessors, (32273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:12:50,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:12:50,903 INFO L93 Difference]: Finished difference Result 231367 states and 432349 transitions. [2021-12-15 17:12:50,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-15 17:12:50,912 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 231367 states and 432349 transitions. [2021-12-15 17:12:52,476 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 79684 [2021-12-15 17:12:54,444 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 231367 states to 231210 states and 432165 transitions. [2021-12-15 17:12:54,445 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 231210 [2021-12-15 17:12:54,648 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 231210 [2021-12-15 17:12:54,648 INFO L73 IsDeterministic]: Start isDeterministic. Operand 231210 states and 432165 transitions. [2021-12-15 17:12:54,947 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:12:54,948 INFO L681 BuchiCegarLoop]: Abstraction has 231210 states and 432165 transitions. [2021-12-15 17:12:55,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231210 states and 432165 transitions. [2021-12-15 17:12:56,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231210 to 34332. [2021-12-15 17:12:56,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34332 states, 34332 states have (on average 1.8761214027729232) internal successors, (64411), 34331 states have internal predecessors, (64411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:12:56,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34332 states to 34332 states and 64411 transitions. [2021-12-15 17:12:56,895 INFO L704 BuchiCegarLoop]: Abstraction has 34332 states and 64411 transitions. [2021-12-15 17:12:56,895 INFO L587 BuchiCegarLoop]: Abstraction has 34332 states and 64411 transitions. [2021-12-15 17:12:56,896 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-15 17:12:56,896 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34332 states and 64411 transitions. [2021-12-15 17:12:57,010 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6915 [2021-12-15 17:12:57,011 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:12:57,011 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:12:57,016 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:12:57,016 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:12:57,017 INFO L791 eck$LassoCheckResult]: Stem: 260645#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(30, 29);call #Ultimate.allocInit(9, 30);call #Ultimate.allocInit(21, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(25, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(25, 37);~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 256946#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 248655#L3162 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 248656#L3155 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 265993#L3170 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 252169#L395 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 252170#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~30#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~30#1; 255945#L3218 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~30#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~30#1; 255946#L3243 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 263985#L2466 assume 0 == initPersonOnFloor_~floor#1; 264552#L2467 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 248999#L2574-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 250936#L2258 assume !(0 == callOnFloor_~floorID#1); 250938#L2261 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 258193#L2270-2 assume { :end_inline_callOnFloor } true; 265266#L2610 assume { :end_inline_initPersonOnFloor } true; 264260#L168 assume { :end_inline_bigMacCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 264261#L709 timeShift_#t~ret81#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; 249897#L1719 assume 0 != timeShift_~tmp~23#1; 249899#L1720 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 266384#L1719-1 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret18#1, __utac_acc__Specification14_spec__1_#t~ret19#1, __utac_acc__Specification14_spec__1_#t~ret20#1, __utac_acc__Specification14_spec__1_#t~ret21#1, __utac_acc__Specification14_spec__1_~tmp~9#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~1#1, __utac_acc__Specification14_spec__1_~tmp___2~1#1;havoc __utac_acc__Specification14_spec__1_~tmp~9#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret110#1, isExecutiveFloorCalling_~retValue_acc~19#1;havoc isExecutiveFloorCalling_~retValue_acc~19#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~21#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~21#1; 263863#L2195-130 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~21#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~21#1; 256328#L2222-130 isExecutiveFloorCalling_#t~ret110#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~19#1 := isExecutiveFloorCalling_#t~ret110#1;havoc isExecutiveFloorCalling_#t~ret110#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~19#1; 256329#L2099-6 __utac_acc__Specification14_spec__1_#t~ret18#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~1#1 := __utac_acc__Specification14_spec__1_#t~ret18#1;havoc __utac_acc__Specification14_spec__1_#t~ret18#1; 265397#L442 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1#1); 252549#L442-1 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 252550#L1737 assume { :end_inline_timeShift } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 262774#L709-2 timeShift_#t~ret81#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; 253341#L1719-2 assume 0 != timeShift_~tmp~23#1; 253343#L1720-3 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 266369#L1719-3 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret18#1, __utac_acc__Specification14_spec__1_#t~ret19#1, __utac_acc__Specification14_spec__1_#t~ret20#1, __utac_acc__Specification14_spec__1_#t~ret21#1, __utac_acc__Specification14_spec__1_~tmp~9#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~1#1, __utac_acc__Specification14_spec__1_~tmp___2~1#1;havoc __utac_acc__Specification14_spec__1_~tmp~9#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret110#1, isExecutiveFloorCalling_~retValue_acc~19#1;havoc isExecutiveFloorCalling_~retValue_acc~19#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~21#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~21#1; 258920#L2195-261 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~21#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~21#1; 249852#L2222-261 isExecutiveFloorCalling_#t~ret110#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~19#1 := isExecutiveFloorCalling_#t~ret110#1;havoc isExecutiveFloorCalling_#t~ret110#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~19#1; 264712#L2099-13 __utac_acc__Specification14_spec__1_#t~ret18#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~1#1 := __utac_acc__Specification14_spec__1_#t~ret18#1;havoc __utac_acc__Specification14_spec__1_#t~ret18#1; 264713#L442-2 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1#1); 258931#L442-3 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 252092#L1737-1 assume { :end_inline_timeShift } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 252093#L709-4 timeShift_#t~ret81#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; 252348#L1719-4 assume 0 != timeShift_~tmp~23#1; 263112#L1720-6 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 266365#L1719-5 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret18#1, __utac_acc__Specification14_spec__1_#t~ret19#1, __utac_acc__Specification14_spec__1_#t~ret20#1, __utac_acc__Specification14_spec__1_#t~ret21#1, __utac_acc__Specification14_spec__1_~tmp~9#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~1#1, __utac_acc__Specification14_spec__1_~tmp___2~1#1;havoc __utac_acc__Specification14_spec__1_~tmp~9#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret110#1, isExecutiveFloorCalling_~retValue_acc~19#1;havoc isExecutiveFloorCalling_~retValue_acc~19#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~21#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~21#1; 266114#L2195-392 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~21#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~21#1; 253670#L2222-392 isExecutiveFloorCalling_#t~ret110#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~19#1 := isExecutiveFloorCalling_#t~ret110#1;havoc isExecutiveFloorCalling_#t~ret110#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~19#1; 253671#L2099-20 __utac_acc__Specification14_spec__1_#t~ret18#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~1#1 := __utac_acc__Specification14_spec__1_#t~ret18#1;havoc __utac_acc__Specification14_spec__1_#t~ret18#1; 262264#L442-4 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1#1); 263260#L442-5 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 259232#L1737-2 assume { :end_inline_timeShift } true; 259233#L181 assume { :end_inline_threeTS } true;assume { :begin_inline_bobCall } true;havoc bobCall_#t~ret5#1, bobCall_~tmp~0#1;havoc bobCall_~tmp~0#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 0;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~30#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~30#1; 259848#L3218-1 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~30#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~30#1; 255298#L3243-1 bobCall_#t~ret5#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bobCall_~tmp~0#1 := bobCall_#t~ret5#1;havoc bobCall_#t~ret5#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 0, bobCall_~tmp~0#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 254555#L2466-1 assume 0 == initPersonOnFloor_~floor#1; 254556#L2467-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 252433#L2574-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 264915#L2258-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 257720#L2270-5 assume { :end_inline_callOnFloor } true; 266137#L2610-1 assume { :end_inline_initPersonOnFloor } true; 266138#L113 assume { :end_inline_bobCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 252890#L709-6 timeShift_#t~ret81#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; 252891#L1719-6 assume 0 != timeShift_~tmp~23#1; 264279#L1720-9 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 250081#L1719-7 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret18#1, __utac_acc__Specification14_spec__1_#t~ret19#1, __utac_acc__Specification14_spec__1_#t~ret20#1, __utac_acc__Specification14_spec__1_#t~ret21#1, __utac_acc__Specification14_spec__1_~tmp~9#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~1#1, __utac_acc__Specification14_spec__1_~tmp___2~1#1;havoc __utac_acc__Specification14_spec__1_~tmp~9#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret110#1, isExecutiveFloorCalling_~retValue_acc~19#1;havoc isExecutiveFloorCalling_~retValue_acc~19#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~21#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~21#1; 263968#L2195-523 assume !(0 == isFloorCalling_~floorID#1); 266374#L2199-523 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~21#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~21#1; 269683#L2222-523 isExecutiveFloorCalling_#t~ret110#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~19#1 := isExecutiveFloorCalling_#t~ret110#1;havoc isExecutiveFloorCalling_#t~ret110#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~19#1; 269682#L2099-27 __utac_acc__Specification14_spec__1_#t~ret18#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~1#1 := __utac_acc__Specification14_spec__1_#t~ret18#1;havoc __utac_acc__Specification14_spec__1_#t~ret18#1; 269681#L442-6 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1#1); 269680#L442-7 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 265973#L1737-3 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 263982#L198-2 [2021-12-15 17:12:57,017 INFO L793 eck$LassoCheckResult]: Loop: 263982#L198-2 assume !false; 263983#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 257832#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 257833#L547 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 264347#L206 assume 1 != cleanup_~tmp___0~0#1; 259675#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret29#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~13#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~13#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret24#1, anyStopRequested_#t~ret25#1, anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~12#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~12#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~21#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~21#1; 250309#L2195-524 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~21#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~21#1; 250310#L2222-524 anyStopRequested_#t~ret24#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret24#1;havoc anyStopRequested_#t~ret24#1; 264852#L808 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 252108#L872 isIdle_#t~ret29#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~13#1 := isIdle_#t~ret29#1;havoc isIdle_#t~ret29#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~13#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 264210#L885 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 250373#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_~tmp~23#1;havoc timeShift_~tmp~23#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 250374#L709-8 timeShift_#t~ret81#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~23#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; 255324#L1719-8 assume 0 != timeShift_~tmp~23#1; 265994#L1720-12 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 251088#L1719-9 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret18#1, __utac_acc__Specification14_spec__1_#t~ret19#1, __utac_acc__Specification14_spec__1_#t~ret20#1, __utac_acc__Specification14_spec__1_#t~ret21#1, __utac_acc__Specification14_spec__1_~tmp~9#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~1#1, __utac_acc__Specification14_spec__1_~tmp___2~1#1;havoc __utac_acc__Specification14_spec__1_~tmp~9#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret110#1, isExecutiveFloorCalling_~retValue_acc~19#1;havoc isExecutiveFloorCalling_~retValue_acc~19#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~21#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~21#1; 266200#L2195-659 assume !(0 == isFloorCalling_~floorID#1); 269691#L2199-659 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~21#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~21#1; 269693#L2222-659 isExecutiveFloorCalling_#t~ret110#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~19#1 := isExecutiveFloorCalling_#t~ret110#1;havoc isExecutiveFloorCalling_#t~ret110#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~19#1; 269689#L2099-34 __utac_acc__Specification14_spec__1_#t~ret18#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~1#1 := __utac_acc__Specification14_spec__1_#t~ret18#1;havoc __utac_acc__Specification14_spec__1_#t~ret18#1; 269690#L442-8 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~1#1); 257203#L442-9 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 260586#L1737-4 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 263982#L198-2 [2021-12-15 17:12:57,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:12:57,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1805366410, now seen corresponding path program 1 times [2021-12-15 17:12:57,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:12:57,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541538047] [2021-12-15 17:12:57,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:12:57,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:12:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:12:57,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:12:57,089 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:12:57,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541538047] [2021-12-15 17:12:57,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541538047] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:12:57,092 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:12:57,092 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:12:57,092 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644135393] [2021-12-15 17:12:57,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:12:57,093 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:12:57,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:12:57,095 INFO L85 PathProgramCache]: Analyzing trace with hash -653577658, now seen corresponding path program 1 times [2021-12-15 17:12:57,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:12:57,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569644373] [2021-12-15 17:12:57,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:12:57,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:12:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:12:57,106 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:12:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:12:57,132 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:12:57,498 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:548) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLoopTermination(LassoCheck.java:944) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:818) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:252) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:457) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:397) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 17:12:57,505 INFO L158 Benchmark]: Toolchain (without parser) took 51914.34ms. Allocated memory was 121.6MB in the beginning and 6.7GB in the end (delta: 6.6GB). Free memory was 81.2MB in the beginning and 5.2GB in the end (delta: -5.2GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2021-12-15 17:12:57,505 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 100.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 17:12:57,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 609.19ms. Allocated memory is still 121.6MB. Free memory was 81.0MB in the beginning and 68.9MB in the end (delta: 12.1MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2021-12-15 17:12:57,506 INFO L158 Benchmark]: Boogie Procedure Inliner took 743.18ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 68.9MB in the beginning and 54.4MB in the end (delta: 14.4MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. [2021-12-15 17:12:57,507 INFO L158 Benchmark]: Boogie Preprocessor took 1214.42ms. Allocated memory was 155.2MB in the beginning and 325.1MB in the end (delta: 169.9MB). Free memory was 54.4MB in the beginning and 138.0MB in the end (delta: -83.6MB). Peak memory consumption was 161.2MB. Max. memory is 16.1GB. [2021-12-15 17:12:57,508 INFO L158 Benchmark]: RCFGBuilder took 15223.54ms. Allocated memory was 325.1MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 138.0MB in the beginning and 938.4MB in the end (delta: -800.4MB). Peak memory consumption was 696.9MB. Max. memory is 16.1GB. [2021-12-15 17:12:57,508 INFO L158 Benchmark]: BuchiAutomizer took 34118.43ms. Allocated memory was 1.8GB in the beginning and 6.7GB in the end (delta: 4.9GB). Free memory was 937.4MB in the beginning and 5.2GB in the end (delta: -4.3GB). Peak memory consumption was 575.3MB. Max. memory is 16.1GB. [2021-12-15 17:12:57,511 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 100.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 609.19ms. Allocated memory is still 121.6MB. Free memory was 81.0MB in the beginning and 68.9MB in the end (delta: 12.1MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 743.18ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 68.9MB in the beginning and 54.4MB in the end (delta: 14.4MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1214.42ms. Allocated memory was 155.2MB in the beginning and 325.1MB in the end (delta: 169.9MB). Free memory was 54.4MB in the beginning and 138.0MB in the end (delta: -83.6MB). Peak memory consumption was 161.2MB. Max. memory is 16.1GB. * RCFGBuilder took 15223.54ms. Allocated memory was 325.1MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 138.0MB in the beginning and 938.4MB in the end (delta: -800.4MB). Peak memory consumption was 696.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 34118.43ms. Allocated memory was 1.8GB in the beginning and 6.7GB in the end (delta: 4.9GB). Free memory was 937.4MB in the beginning and 5.2GB in the end (delta: -4.3GB). Peak memory consumption was 575.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 17:12:57,552 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable