./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec14_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version ff03de63 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_product20.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 f6cc861ca86011eb32ffd09a18c7045c0cb28e684d3b73d1659bc499a4213e84 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 22:23:45,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 22:23:45,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 22:23:45,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 22:23:45,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 22:23:45,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 22:23:45,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 22:23:45,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 22:23:45,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 22:23:45,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 22:23:45,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 22:23:45,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 22:23:45,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 22:23:45,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 22:23:45,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 22:23:45,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 22:23:45,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 22:23:45,144 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 22:23:45,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 22:23:45,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 22:23:45,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 22:23:45,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 22:23:45,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 22:23:45,153 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 22:23:45,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 22:23:45,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 22:23:45,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 22:23:45,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 22:23:45,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 22:23:45,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 22:23:45,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 22:23:45,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 22:23:45,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 22:23:45,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 22:23:45,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 22:23:45,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 22:23:45,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 22:23:45,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 22:23:45,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 22:23:45,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 22:23:45,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 22:23:45,168 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-21 22:23:45,193 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 22:23:45,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 22:23:45,194 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 22:23:45,194 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 22:23:45,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 22:23:45,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 22:23:45,195 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 22:23:45,195 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-21 22:23:45,195 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-21 22:23:45,195 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-21 22:23:45,196 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-21 22:23:45,196 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-21 22:23:45,196 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-21 22:23:45,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 22:23:45,197 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 22:23:45,197 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 22:23:45,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 22:23:45,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 22:23:45,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 22:23:45,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-21 22:23:45,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-21 22:23:45,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-21 22:23:45,198 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 22:23:45,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 22:23:45,198 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-21 22:23:45,198 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 22:23:45,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-21 22:23:45,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 22:23:45,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 22:23:45,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 22:23:45,199 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 22:23:45,199 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 22:23:45,200 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-21 22:23:45,200 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6cc861ca86011eb32ffd09a18c7045c0cb28e684d3b73d1659bc499a4213e84 [2021-12-21 22:23:45,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 22:23:45,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 22:23:45,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 22:23:45,439 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 22:23:45,440 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 22:23:45,441 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec14_product20.cil.c [2021-12-21 22:23:45,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b3ec144/6be62534375749f2afa06b07ec0a5abc/FLAG1604d9ac7 [2021-12-21 22:23:45,951 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 22:23:45,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec14_product20.cil.c [2021-12-21 22:23:45,974 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b3ec144/6be62534375749f2afa06b07ec0a5abc/FLAG1604d9ac7 [2021-12-21 22:23:45,988 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b3ec144/6be62534375749f2afa06b07ec0a5abc [2021-12-21 22:23:45,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 22:23:45,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 22:23:45,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 22:23:45,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 22:23:45,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 22:23:45,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:23:45" (1/1) ... [2021-12-21 22:23:45,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c2ca8f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:45, skipping insertion in model container [2021-12-21 22:23:45,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:23:45" (1/1) ... [2021-12-21 22:23:46,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 22:23:46,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 22:23:46,484 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_product20.cil.c[69987,70000] [2021-12-21 22:23:46,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 22:23:46,492 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 22:23:46,552 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_product20.cil.c[69987,70000] [2021-12-21 22:23:46,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 22:23:46,569 INFO L208 MainTranslator]: Completed translation [2021-12-21 22:23:46,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:46 WrapperNode [2021-12-21 22:23:46,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 22:23:46,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 22:23:46,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 22:23:46,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 22:23:46,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:46" (1/1) ... [2021-12-21 22:23:46,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:46" (1/1) ... [2021-12-21 22:23:46,951 INFO L137 Inliner]: procedures = 93, calls = 339, calls flagged for inlining = 191, calls inlined = 1331, statements flattened = 41544 [2021-12-21 22:23:46,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 22:23:46,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 22:23:46,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 22:23:46,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 22:23:46,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:46" (1/1) ... [2021-12-21 22:23:46,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:46" (1/1) ... [2021-12-21 22:23:47,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:46" (1/1) ... [2021-12-21 22:23:47,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:46" (1/1) ... [2021-12-21 22:23:47,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:46" (1/1) ... [2021-12-21 22:23:47,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:46" (1/1) ... [2021-12-21 22:23:47,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:46" (1/1) ... [2021-12-21 22:23:47,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 22:23:47,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 22:23:47,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 22:23:47,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 22:23:47,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:46" (1/1) ... [2021-12-21 22:23:47,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:23:47,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:23:47,928 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) [2021-12-21 22:23:47,946 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 [2021-12-21 22:23:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 22:23:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 22:23:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 22:23:47,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 22:23:48,223 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 22:23:48,224 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 22:23:57,555 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 22:23:57,605 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 22:23:57,606 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-21 22:23:57,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:23:57 BoogieIcfgContainer [2021-12-21 22:23:57,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 22:23:57,618 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-21 22:23:57,618 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-21 22:23:57,621 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-21 22:23:57,622 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:23:57,622 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.12 10:23:45" (1/3) ... [2021-12-21 22:23:57,623 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d84a7a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.12 10:23:57, skipping insertion in model container [2021-12-21 22:23:57,623 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:23:57,623 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:23:46" (2/3) ... [2021-12-21 22:23:57,623 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d84a7a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.12 10:23:57, skipping insertion in model container [2021-12-21 22:23:57,623 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:23:57,623 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:23:57" (3/3) ... [2021-12-21 22:23:57,624 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec14_product20.cil.c [2021-12-21 22:23:57,662 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-21 22:23:57,663 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-21 22:23:57,663 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-21 22:23:57,663 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-21 22:23:57,663 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-21 22:23:57,663 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-21 22:23:57,663 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-21 22:23:57,663 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-21 22:23:57,814 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11841 states, 11840 states have (on average 1.8693412162162162) internal successors, (22133), 11840 states have internal predecessors, (22133), 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) [2021-12-21 22:23:58,109 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2384 [2021-12-21 22:23:58,109 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:23:58,109 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:23:58,121 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] [2021-12-21 22:23:58,121 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] [2021-12-21 22:23:58,121 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-21 22:23:58,143 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11841 states, 11840 states have (on average 1.8693412162162162) internal successors, (22133), 11840 states have internal predecessors, (22133), 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) [2021-12-21 22:23:58,240 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2384 [2021-12-21 22:23:58,241 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:23:58,241 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:23:58,244 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] [2021-12-21 22:23:58,244 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] [2021-12-21 22:23:58,249 INFO L791 eck$LassoCheckResult]: Stem: 9595#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~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; 5824#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret50#1, main_~retValue_acc~4#1, main_~tmp~14#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 486#L934true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 7248#L927true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~6#1;havoc valid_product_~retValue_acc~6#1;valid_product_~retValue_acc~6#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~6#1; 5137#L942true main_#t~ret50#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret50#1;havoc main_#t~ret50#1; 824#L898true assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 2908#L871true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret43#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~28#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~28#1; 7899#L3241true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~28#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~28#1; 9987#L3266true bigMacCall_#t~ret43#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret43#1;havoc bigMacCall_#t~ret43#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 11511#L1320true assume 0 == initPersonOnFloor_~floor#1; 7948#L1321true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 4949#L1428-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1319#L1112true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 9921#L1124-2true assume { :end_inline_callOnFloor } true; 5921#L1464true assume { :end_inline_initPersonOnFloor } true; 94#L675true assume { :end_inline_bigMacCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret104#1, timeShift_~tmp~26#1;havoc timeShift_~tmp~26#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 11743#L1862true timeShift_#t~ret104#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~26#1 := timeShift_#t~ret104#1;havoc timeShift_#t~ret104#1; 2192#L2804true assume 0 != timeShift_~tmp~26#1; 6517#L2805true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 2405#L2804-1true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret33#1, __utac_acc__Specification14_spec__1_#t~ret34#1, __utac_acc__Specification14_spec__1_#t~ret35#1, __utac_acc__Specification14_spec__1_#t~ret36#1, __utac_acc__Specification14_spec__1_~tmp~5#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~2#1, __utac_acc__Specification14_spec__1_~tmp___2~0#1;havoc __utac_acc__Specification14_spec__1_~tmp~5#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 1275#L1049-50true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 6771#L1076-50true isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 1449#L3184-6true __utac_acc__Specification14_spec__1_#t~ret33#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~0#1 := __utac_acc__Specification14_spec__1_#t~ret33#1;havoc __utac_acc__Specification14_spec__1_#t~ret33#1; 1605#L533true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~0#1); 2904#L533-1true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 3553#L2822true assume { :end_inline_timeShift } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret104#1, timeShift_~tmp~26#1;havoc timeShift_~tmp~26#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 11793#L1862-2true timeShift_#t~ret104#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~26#1 := timeShift_#t~ret104#1;havoc timeShift_#t~ret104#1; 4428#L2804-2true assume 0 != timeShift_~tmp~26#1; 8410#L2805-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 7551#L2804-3true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret33#1, __utac_acc__Specification14_spec__1_#t~ret34#1, __utac_acc__Specification14_spec__1_#t~ret35#1, __utac_acc__Specification14_spec__1_#t~ret36#1, __utac_acc__Specification14_spec__1_~tmp~5#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~2#1, __utac_acc__Specification14_spec__1_~tmp___2~0#1;havoc __utac_acc__Specification14_spec__1_~tmp~5#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 1168#L1049-101true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 2332#L1076-101true isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 2654#L3184-13true __utac_acc__Specification14_spec__1_#t~ret33#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~0#1 := __utac_acc__Specification14_spec__1_#t~ret33#1;havoc __utac_acc__Specification14_spec__1_#t~ret33#1; 8480#L533-2true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~0#1); 7348#L533-3true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 9042#L2822-1true assume { :end_inline_timeShift } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret104#1, timeShift_~tmp~26#1;havoc timeShift_~tmp~26#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 3536#L1862-4true timeShift_#t~ret104#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~26#1 := timeShift_#t~ret104#1;havoc timeShift_#t~ret104#1; 622#L2804-4true assume 0 != timeShift_~tmp~26#1; 541#L2805-6true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 11572#L2804-5true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret33#1, __utac_acc__Specification14_spec__1_#t~ret34#1, __utac_acc__Specification14_spec__1_#t~ret35#1, __utac_acc__Specification14_spec__1_#t~ret36#1, __utac_acc__Specification14_spec__1_~tmp~5#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~2#1, __utac_acc__Specification14_spec__1_~tmp___2~0#1;havoc __utac_acc__Specification14_spec__1_~tmp~5#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 8631#L1049-152true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 11687#L1076-152true isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 156#L3184-20true __utac_acc__Specification14_spec__1_#t~ret33#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~0#1 := __utac_acc__Specification14_spec__1_#t~ret33#1;havoc __utac_acc__Specification14_spec__1_#t~ret33#1; 5280#L533-4true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~0#1); 5803#L533-5true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 2470#L2822-2true assume { :end_inline_timeShift } true; 11134#L687true assume { :end_inline_threeTS } true;assume { :begin_inline_bobCall } true;havoc bobCall_#t~ret38#1, bobCall_~tmp~6#1;havoc bobCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 0;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~28#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~28#1; 3716#L3241-1true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~28#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~28#1; 1935#L3266-1true bobCall_#t~ret38#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bobCall_~tmp~6#1 := bobCall_#t~ret38#1;havoc bobCall_#t~ret38#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 0, bobCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1662#L1320-1true assume 0 == initPersonOnFloor_~floor#1; 6483#L1321-2true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 3407#L1428-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 11191#L1112-2true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 5553#L1124-5true assume { :end_inline_callOnFloor } true; 1148#L1464-1true assume { :end_inline_initPersonOnFloor } true; 10008#L620true assume { :end_inline_bobCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret44#1, cleanup_#t~ret45#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret104#1, timeShift_~tmp~26#1;havoc timeShift_~tmp~26#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1865#L1862-6true timeShift_#t~ret104#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~26#1 := timeShift_#t~ret104#1;havoc timeShift_#t~ret104#1; 10618#L2804-6true assume 0 != timeShift_~tmp~26#1; 9347#L2805-9true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 10940#L2804-7true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret33#1, __utac_acc__Specification14_spec__1_#t~ret34#1, __utac_acc__Specification14_spec__1_#t~ret35#1, __utac_acc__Specification14_spec__1_#t~ret36#1, __utac_acc__Specification14_spec__1_~tmp~5#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~2#1, __utac_acc__Specification14_spec__1_~tmp___2~0#1;havoc __utac_acc__Specification14_spec__1_~tmp~5#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 9294#L1049-203true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 10064#L1076-203true isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 7291#L3184-27true __utac_acc__Specification14_spec__1_#t~ret33#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~0#1 := __utac_acc__Specification14_spec__1_#t~ret33#1;havoc __utac_acc__Specification14_spec__1_#t~ret33#1; 6124#L533-6true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~0#1); 10445#L533-7true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 99#L2822-3true assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 9372#L703-2true [2021-12-21 22:23:58,249 INFO L793 eck$LassoCheckResult]: Loop: 9372#L703-2true assume !false; 6601#L704true cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 2099#L707true assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 983#L1700true cleanup_#t~ret44#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 233#L711true assume 1 != cleanup_~tmp___0~3#1; 1764#L711-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~18#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~18#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~17#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~17#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#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~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 10459#L1049-204true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 5048#L1076-204true anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 5077#L1961true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 2006#L2025true isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~18#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~18#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 966#L2038true cleanup_#t~ret45#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret45#1;havoc cleanup_#t~ret45#1; 4033#L723true assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret104#1, timeShift_~tmp~26#1;havoc timeShift_~tmp~26#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 2440#L1862-8true timeShift_#t~ret104#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~26#1 := timeShift_#t~ret104#1;havoc timeShift_#t~ret104#1; 4836#L2804-8true assume 0 != timeShift_~tmp~26#1; 7872#L2805-12true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 5630#L2804-9true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret33#1, __utac_acc__Specification14_spec__1_#t~ret34#1, __utac_acc__Specification14_spec__1_#t~ret35#1, __utac_acc__Specification14_spec__1_#t~ret36#1, __utac_acc__Specification14_spec__1_~tmp~5#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~2#1, __utac_acc__Specification14_spec__1_~tmp___2~0#1;havoc __utac_acc__Specification14_spec__1_~tmp~5#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 5283#L1049-259true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 1758#L1076-259true isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 10887#L3184-34true __utac_acc__Specification14_spec__1_#t~ret33#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~0#1 := __utac_acc__Specification14_spec__1_#t~ret33#1;havoc __utac_acc__Specification14_spec__1_#t~ret33#1; 9999#L533-8true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~0#1); 10821#L533-9true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 4587#L2822-4true assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 9372#L703-2true [2021-12-21 22:23:58,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:23:58,255 INFO L85 PathProgramCache]: Analyzing trace with hash -365716126, now seen corresponding path program 1 times [2021-12-21 22:23:58,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:23:58,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046851136] [2021-12-21 22:23:58,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:23:58,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:23:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:23:58,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:23:58,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 22:23:58,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046851136] [2021-12-21 22:23:58,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046851136] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 22:23:58,408 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 22:23:58,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 22:23:58,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038808902] [2021-12-21 22:23:58,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 22:23:58,413 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-21 22:23:58,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:23:58,413 INFO L85 PathProgramCache]: Analyzing trace with hash 639244268, now seen corresponding path program 1 times [2021-12-21 22:23:58,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:23:58,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24590417] [2021-12-21 22:23:58,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:23:58,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:23:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:23:58,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:23:58,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 22:23:58,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24590417] [2021-12-21 22:23:58,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24590417] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 22:23:58,461 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 22:23:58,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-21 22:23:58,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392521103] [2021-12-21 22:23:58,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 22:23:58,462 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-21 22:23:58,463 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 22:23:58,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-21 22:23:58,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-12-21 22:23:58,501 INFO L87 Difference]: Start difference. First operand has 11841 states, 11840 states have (on average 1.8693412162162162) internal successors, (22133), 11840 states have internal predecessors, (22133), 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) [2021-12-21 22:24:12,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 22:24:12,058 INFO L93 Difference]: Finished difference Result 176631 states and 330093 transitions. [2021-12-21 22:24:12,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-21 22:24:12,068 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 176631 states and 330093 transitions. [2021-12-21 22:24:13,290 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 59780 [2021-12-21 22:24:14,276 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 176631 states to 176474 states and 329909 transitions. [2021-12-21 22:24:14,278 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 176474 [2021-12-21 22:24:14,434 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 176474 [2021-12-21 22:24:14,435 INFO L73 IsDeterministic]: Start isDeterministic. Operand 176474 states and 329909 transitions. [2021-12-21 22:24:14,594 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 22:24:14,595 INFO L681 BuchiCegarLoop]: Abstraction has 176474 states and 329909 transitions. [2021-12-21 22:24:14,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176474 states and 329909 transitions. [2021-12-21 22:24:15,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176474 to 23612. [2021-12-21 22:24:15,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23612 states, 23612 states have (on average 1.869007284431645) internal successors, (44131), 23611 states have internal predecessors, (44131), 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) [2021-12-21 22:24:15,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23612 states to 23612 states and 44131 transitions. [2021-12-21 22:24:15,981 INFO L704 BuchiCegarLoop]: Abstraction has 23612 states and 44131 transitions. [2021-12-21 22:24:15,981 INFO L587 BuchiCegarLoop]: Abstraction has 23612 states and 44131 transitions. [2021-12-21 22:24:15,981 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-21 22:24:15,981 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23612 states and 44131 transitions. [2021-12-21 22:24:16,181 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4771 [2021-12-21 22:24:16,181 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:24:16,181 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:24:16,183 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] [2021-12-21 22:24:16,184 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] [2021-12-21 22:24:16,184 INFO L791 eck$LassoCheckResult]: Stem: 200281#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~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; 197792#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret50#1, main_~retValue_acc~4#1, main_~tmp~14#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 189755#L934 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 189756#L927 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~6#1;havoc valid_product_~retValue_acc~6#1;valid_product_~retValue_acc~6#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~6#1; 197100#L942 main_#t~ret50#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret50#1;havoc main_#t~ret50#1; 190497#L898 assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 190498#L871 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret43#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~28#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~28#1; 194218#L3241 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~28#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~28#1; 189441#L3266 bigMacCall_#t~ret43#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret43#1;havoc bigMacCall_#t~ret43#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 200393#L1320 assume 0 == initPersonOnFloor_~floor#1; 199515#L1321 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 189397#L1428-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 191506#L1112 assume !(0 == callOnFloor_~floorID#1); 191508#L1115 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 196321#L1124-2 assume { :end_inline_callOnFloor } true; 200375#L1464 assume { :end_inline_initPersonOnFloor } true; 188792#L675 assume { :end_inline_bigMacCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret104#1, timeShift_~tmp~26#1;havoc timeShift_~tmp~26#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 188793#L1862 timeShift_#t~ret104#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~26#1 := timeShift_#t~ret104#1;havoc timeShift_#t~ret104#1; 193079#L2804 assume 0 != timeShift_~tmp~26#1; 193081#L2805 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 200731#L2804-1 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret33#1, __utac_acc__Specification14_spec__1_#t~ret34#1, __utac_acc__Specification14_spec__1_#t~ret35#1, __utac_acc__Specification14_spec__1_#t~ret36#1, __utac_acc__Specification14_spec__1_~tmp~5#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~2#1, __utac_acc__Specification14_spec__1_~tmp___2~0#1;havoc __utac_acc__Specification14_spec__1_~tmp~5#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 191417#L1049-50 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 188623#L1076-50 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 191755#L3184-6 __utac_acc__Specification14_spec__1_#t~ret33#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~0#1 := __utac_acc__Specification14_spec__1_#t~ret33#1;havoc __utac_acc__Specification14_spec__1_#t~ret33#1; 191756#L533 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~0#1); 192007#L533-1 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 194212#L2822 assume { :end_inline_timeShift } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret104#1, timeShift_~tmp~26#1;havoc timeShift_~tmp~26#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 195162#L1862-2 timeShift_#t~ret104#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~26#1 := timeShift_#t~ret104#1;havoc timeShift_#t~ret104#1; 196296#L2804-2 assume 0 != timeShift_~tmp~26#1; 196298#L2805-3 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 202825#L2804-3 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret33#1, __utac_acc__Specification14_spec__1_#t~ret34#1, __utac_acc__Specification14_spec__1_#t~ret35#1, __utac_acc__Specification14_spec__1_#t~ret36#1, __utac_acc__Specification14_spec__1_~tmp~5#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~2#1, __utac_acc__Specification14_spec__1_~tmp___2~0#1;havoc __utac_acc__Specification14_spec__1_~tmp~5#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 191205#L1049-101 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 191206#L1076-101 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 193306#L3184-13 __utac_acc__Specification14_spec__1_#t~ret33#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~0#1 := __utac_acc__Specification14_spec__1_#t~ret33#1;havoc __utac_acc__Specification14_spec__1_#t~ret33#1; 193836#L533-2 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~0#1); 197570#L533-3 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 199081#L2822-1 assume { :end_inline_timeShift } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret104#1, timeShift_~tmp~26#1;havoc timeShift_~tmp~26#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 195138#L1862-4 timeShift_#t~ret104#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~26#1 := timeShift_#t~ret104#1;havoc timeShift_#t~ret104#1; 190060#L2804-4 assume 0 != timeShift_~tmp~26#1; 190062#L2805-6 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 202794#L2804-5 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret33#1, __utac_acc__Specification14_spec__1_#t~ret34#1, __utac_acc__Specification14_spec__1_#t~ret35#1, __utac_acc__Specification14_spec__1_#t~ret36#1, __utac_acc__Specification14_spec__1_~tmp~5#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~2#1, __utac_acc__Specification14_spec__1_~tmp___2~0#1;havoc __utac_acc__Specification14_spec__1_~tmp~5#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 199892#L1049-152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 189350#L1076-152 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 188952#L3184-20 __utac_acc__Specification14_spec__1_#t~ret33#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~0#1 := __utac_acc__Specification14_spec__1_#t~ret33#1;havoc __utac_acc__Specification14_spec__1_#t~ret33#1; 188953#L533-4 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~0#1); 191392#L533-5 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 193547#L2822-2 assume { :end_inline_timeShift } true; 193548#L687 assume { :end_inline_threeTS } true;assume { :begin_inline_bobCall } true;havoc bobCall_#t~ret38#1, bobCall_~tmp~6#1;havoc bobCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 0;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~28#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~28#1; 195388#L3241-1 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~28#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~28#1; 190749#L3266-1 bobCall_#t~ret38#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bobCall_~tmp~6#1 := bobCall_#t~ret38#1;havoc bobCall_#t~ret38#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 0, bobCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 192143#L1320-1 assume 0 == initPersonOnFloor_~floor#1; 192144#L1321-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 188692#L1428-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 194958#L1112-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 197525#L1124-5 assume { :end_inline_callOnFloor } true; 197526#L1464-1 assume { :end_inline_initPersonOnFloor } true; 200405#L620 assume { :end_inline_bobCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret44#1, cleanup_#t~ret45#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret104#1, timeShift_~tmp~26#1;havoc timeShift_~tmp~26#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 200406#L1862-6 timeShift_#t~ret104#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~26#1 := timeShift_#t~ret104#1;havoc timeShift_#t~ret104#1; 200563#L2804-6 assume 0 != timeShift_~tmp~26#1; 200565#L2805-9 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 200623#L2804-7 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret33#1, __utac_acc__Specification14_spec__1_#t~ret34#1, __utac_acc__Specification14_spec__1_#t~ret35#1, __utac_acc__Specification14_spec__1_#t~ret36#1, __utac_acc__Specification14_spec__1_~tmp~5#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~2#1, __utac_acc__Specification14_spec__1_~tmp___2~0#1;havoc __utac_acc__Specification14_spec__1_~tmp~5#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 200624#L1049-203 assume !(0 == isFloorCalling_~floorID#1); 200727#L1053-203 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 206800#L1076-203 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 206799#L3184-27 __utac_acc__Specification14_spec__1_#t~ret33#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~0#1 := __utac_acc__Specification14_spec__1_#t~ret33#1;havoc __utac_acc__Specification14_spec__1_#t~ret33#1; 206796#L533-6 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~0#1); 206795#L533-7 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 206794#L2822-3 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 200198#L703-2 [2021-12-21 22:24:16,184 INFO L793 eck$LassoCheckResult]: Loop: 200198#L703-2 assume !false; 198497#L704 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 192918#L707 assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 190827#L1700 cleanup_#t~ret44#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 189147#L711 assume 1 != cleanup_~tmp___0~3#1; 189148#L711-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~18#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~18#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~17#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~17#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#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~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 192317#L1049-204 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 197016#L1076-204 anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 197017#L1961 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 188852#L2025 isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~18#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~18#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 190789#L2038 cleanup_#t~ret45#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret45#1;havoc cleanup_#t~ret45#1; 190790#L723 assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret104#1, timeShift_~tmp~26#1;havoc timeShift_~tmp~26#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 193497#L1862-8 timeShift_#t~ret104#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~26#1 := timeShift_#t~ret104#1;havoc timeShift_#t~ret104#1; 193498#L2804-8 assume 0 != timeShift_~tmp~26#1; 196765#L2805-12 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 195403#L2804-9 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret33#1, __utac_acc__Specification14_spec__1_#t~ret34#1, __utac_acc__Specification14_spec__1_#t~ret35#1, __utac_acc__Specification14_spec__1_#t~ret36#1, __utac_acc__Specification14_spec__1_~tmp~5#1, __utac_acc__Specification14_spec__1_~tmp___0~2#1, __utac_acc__Specification14_spec__1_~tmp___1~2#1, __utac_acc__Specification14_spec__1_~tmp___2~0#1;havoc __utac_acc__Specification14_spec__1_~tmp~5#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~2#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 197258#L1049-259 assume !(0 == isFloorCalling_~floorID#1); 197260#L1053-259 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 206808#L1076-259 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 206807#L3184-34 __utac_acc__Specification14_spec__1_#t~ret33#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~0#1 := __utac_acc__Specification14_spec__1_#t~ret33#1;havoc __utac_acc__Specification14_spec__1_#t~ret33#1; 206806#L533-8 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~0#1); 206804#L533-9 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 206793#L2822-4 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 200198#L703-2 [2021-12-21 22:24:16,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:24:16,185 INFO L85 PathProgramCache]: Analyzing trace with hash -2099371510, now seen corresponding path program 1 times [2021-12-21 22:24:16,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:24:16,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204836223] [2021-12-21 22:24:16,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:24:16,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:24:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:24:16,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:24:16,266 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 22:24:16,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204836223] [2021-12-21 22:24:16,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204836223] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 22:24:16,268 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 22:24:16,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 22:24:16,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334116456] [2021-12-21 22:24:16,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 22:24:16,269 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-21 22:24:16,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:24:16,271 INFO L85 PathProgramCache]: Analyzing trace with hash -429779530, now seen corresponding path program 1 times [2021-12-21 22:24:16,272 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:24:16,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379165816] [2021-12-21 22:24:16,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:24:16,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:24:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:24:16,287 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:24:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:24:16,336 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:24:16,645 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:24:16,645 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:24:16,646 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:24:16,646 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:24:16,646 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-21 22:24:16,646 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:24:16,646 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:24:16,646 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:24:16,646 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec14_product20.cil.c_Iteration2_Loop [2021-12-21 22:24:16,646 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:24:16,647 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:24:16,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:24:16,943 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:24:16,943 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-21 22:24:16,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:24:16,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:24:16,946 INFO L229 MonitoredProcess]: Starting monitored process 2 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) [2021-12-21 22:24:16,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-21 22:24:16,951 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:24:16,951 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:24:16,962 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:24:16,962 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret54#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret54#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-21 22:24:16,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-21 22:24:16,981 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:24:16,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:24:16,982 INFO L229 MonitoredProcess]: Starting monitored process 3 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) [2021-12-21 22:24:16,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-21 22:24:17,002 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:24:17,002 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:24:17,024 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:24:17,025 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification14_spec__1_~tmp___0~2#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification14_spec__1_~tmp___0~2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-21 22:24:17,068 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-21 22:24:17,069 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:24:17,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:24:17,071 INFO L229 MonitoredProcess]: Starting monitored process 4 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) [2021-12-21 22:24:17,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-21 22:24:17,100 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:24:17,100 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:24:17,109 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:24:17,109 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification14_spec__1_~tmp___1~2#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification14_spec__1_~tmp___1~2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-21 22:24:17,125 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-21 22:24:17,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:24:17,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:24:17,127 INFO L229 MonitoredProcess]: Starting monitored process 5 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) [2021-12-21 22:24:17,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-21 22:24:17,143 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:24:17,143 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:24:17,157 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:24:17,157 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret58#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret58#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-21 22:24:17,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-21 22:24:17,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:24:17,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:24:17,190 INFO L229 MonitoredProcess]: Starting monitored process 6 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) [2021-12-21 22:24:17,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-21 22:24:17,192 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:24:17,192 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:24:17,203 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:24:17,203 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___3~0#1=7, ~calls_0~0=7} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___3~0#1=7, ~calls_0~0=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-21 22:24:17,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-21 22:24:17,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:24:17,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:24:17,220 INFO L229 MonitoredProcess]: Starting monitored process 7 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) [2021-12-21 22:24:17,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-21 22:24:17,223 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:24:17,223 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:24:17,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-21 22:24:17,264 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:24:17,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:24:17,265 INFO L229 MonitoredProcess]: Starting monitored process 8 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) [2021-12-21 22:24:17,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-21 22:24:17,280 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-21 22:24:17,280 INFO L160 nArgumentSynthesizer]: Using integer mode.